{"id":123218,"date":"2025-03-29T18:42:23","date_gmt":"2025-03-29T11:42:23","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=123218"},"modified":"2026-06-29T16:21:39","modified_gmt":"2026-06-29T09:21:39","slug":"nghen-co-chai-bottleneck","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/nghen-co-chai-bottleneck\/","title":{"rendered":"Ngh\u1ebdn c\u1ed5 chai (bottleneck) l\u00e0 g\u00ec? C\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 ki\u1ec3m tra ch\u00ednh x\u00e1c tr\u00ean PC"},"content":{"rendered":"\n<p>Ch\u01a1i game gi\u1eadt lag, FPS th\u1ea5p d\u00f9 c\u1ea5u h\u00ecnh kh\u00f4ng h\u1ec1 y\u1ebfu l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 h\u1ea7u h\u1ebft game th\u1ee7 PC t\u1eebng g\u1eb7p ph\u1ea3i. Trong kh\u00f4ng \u00edt tr\u01b0\u1eddng h\u1ee3p, nguy\u00ean nh\u00e2n kh\u00f4ng n\u1eb1m \u1edf CPU hay GPU ri\u00eang l\u1ebb m\u00e0 \u0111\u1ebfn t\u1eeb hi\u1ec7n t\u01b0\u1ee3ng ngh\u1ebdn c\u1ed5 chai (bottleneck), khi c\u00e1c linh ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u, l\u00e0m gi\u1edbi h\u1ea1n hi\u1ec7u n\u0103ng t\u1ed5ng th\u1ec3. V\u1eady l\u00e0m sao \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c \u201c\u0111i\u1ec3m ngh\u1ebdn\u201d \u0111ang n\u1eb1m \u1edf \u0111\u00e2u? B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y c\u1ee7a <a href=\"https:\/\/phongvu.vn\/cong-nghe\/\">Phong V\u0169 Tech News<\/a> s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 bottleneck l\u00e0 g\u00ec, nh\u1eadn bi\u1ebft \u0111\u00fang d\u1ea5u hi\u1ec7u v\u00e0 h\u01b0\u1edbng d\u1eabn c\u00e1ch ki\u1ec3m tra ch\u00ednh x\u00e1c.<\/p>\n\n\n\n<h2><strong>I. Ngh\u1ebdn c\u1ed5 chai (bottleneck) l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>Ngh\u1ebdn c\u1ed5 chai x\u1ea3y ra khi m\u1ed9t linh ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng ch\u1eadm h\u01a1n ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a h\u1ec7 th\u1ed1ng, bu\u1ed9c c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c ph\u1ea3i ch\u1edd theo. H\u00ecnh dung nh\u01b0 chi\u1ebfc chai c\u00f3 mi\u1ec7ng nh\u1ecf d\u00f9 b\u00ean trong c\u00f2n nhi\u1ec1u n\u01b0\u1edbc, d\u00f2ng ch\u1ea3y v\u1eabn b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi ph\u1ea7n c\u1ed5.<\/p>\n\n\n\n<p>Trong PC gaming, c\u00f3 hai d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0:<\/p>\n\n\n\n<ul>\n<li><strong>GPU-limited<\/strong>: Card \u0111\u1ed3 h\u1ecda l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/li>\n\n\n\n<li><strong>CPU-limited<\/strong>: B\u1ed9 x\u1eed l\u00fd l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/li>\n<\/ul>\n\n\n\n<p>Ngh\u1ebdn c\u1ed5 chai (bottleneck) kh\u00f4ng ph\u1ea3i l\u00e0 tr\u1ea1ng th\u00e1i c\u1ed1 \u0111\u1ecbnh. Trong c\u00f9ng m\u1ed9t t\u1ef1a game, b\u1ea1n c\u00f3 th\u1ec3 b\u1ecb GPU-limited \u1edf c\u1ea3nh chi\u1ebfn tr\u01b0\u1eddng r\u1ed9ng l\u1edbn, r\u1ed3i chuy\u1ec3n sang CPU-limited ngay khi b\u01b0\u1edbc v\u00e0o khu v\u1ef1c \u0111\u00f4ng NPC. Khi \u0111\u1ed5i game, to\u00e0n b\u1ed9 c\u00e1n c\u00e2n t\u1ea3i l\u1ea1i thay \u0111\u1ed5i ho\u00e0n to\u00e0n.<\/p>\n\n\n\n<p>Ngo\u00e0i CPU v\u00e0 GPU, c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c c\u0169ng c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn:<\/p>\n\n\n\n<ul>\n<li><strong>RAM<\/strong>: Dung l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ee7 ho\u1eb7c t\u1ed1c \u0111\u1ed9 th\u1ea5p khi\u1ebfn CPU ph\u1ea3i ch\u1edd d\u1eef li\u1ec7u<\/li>\n\n\n\n<li><strong>\u1ed4 c\u1ee9ng (HDD\/SSD)<\/strong>: T\u1ed1c \u0111\u1ed9 \u0111\u1ecdc\/ghi ch\u1eadm g\u00e2y ngh\u1ebdn khi t\u1ea3i t\u00e0i nguy\u00ean game<\/li>\n\n\n\n<li><strong>Mainboard<\/strong>: K\u1ebft n\u1ed1i PCIe Gen c\u0169 h\u01a1n card \u0111\u1ed3 h\u1ecda y\u00eau c\u1ea7u, ho\u1eb7c gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng gi\u1eefa c\u00e1c linh ki\u1ec7n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1.jpg\" alt=\"\" class=\"wp-image-172121\" width=\"1068\" height=\"686\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1.jpg 1400w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-300x193.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-768x494.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-150x96.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-600x386.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-696x447.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-1392x895.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-1068x687.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-653x420.jpg 653w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-1-1307x840.jpg 1307w\" sizes=\"(max-width: 1068px) 100vw, 1068px\" title=\"\"><figcaption class=\"wp-element-caption\">Ngh\u1ebdn c\u1ed5 chai (bottleneck) c\u00f3 \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o khi ch\u01a1i game? (Ngu\u1ed3n: wccftech)<\/figcaption><\/figure>\n\n\n\n<h2><strong>II. D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft CPU hay GPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn c\u1ed5 chai?<\/strong><\/h2>\n\n\n\n<p>Tr\u01b0\u1edbc khi d\u00f9ng c\u00f4ng c\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 quan s\u00e1t m\u1ed9t s\u1ed1 d\u1ea5u hi\u1ec7u th\u1ef1c t\u1ebf \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ea5n \u0111\u1ec1 c\u1ee7a thi\u1ebft b\u1ecb \u0111ang g\u1eb7p ph\u1ea3i.<\/p>\n\n\n\n<h3><strong>1. D\u1ea5u hi\u1ec7u chung c\u1ee7a ngh\u1ebdn c\u1ed5 chai<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu g\u1eb7p nh\u1eefng bi\u1ec3u hi\u1ec7n d\u01b0\u1edbi \u0111\u00e2y, r\u1ea5t c\u00f3 th\u1ec3 h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n \u0111ang g\u1eb7p t\u00ecnh tr\u1ea1ng ngh\u1ebdn c\u1ed5 chai (bottleneck):<\/p>\n\n\n\n<ul>\n<li>FPS gi\u1ea3m m\u1ea1nh d\u00f9 c\u1ea5u h\u00ecnh m\u00e1y kh\u00f4ng t\u1ec7<\/li>\n\n\n\n<li>M\u00e1y gi\u1eadt lag, ph\u1ea3n h\u1ed3i ch\u1eadm khi ch\u01a1i game ho\u1eb7c x\u1eed l\u00fd t\u00e1c v\u1ee5 n\u1eb7ng<\/li>\n\n\n\n<li>Qu\u1ea1t t\u1ea3n nhi\u1ec7t ch\u1ea1y m\u1ea1nh, nhi\u1ec7t \u0111\u1ed9 cao b\u1ea5t th\u01b0\u1eddng<\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 game kh\u00f4ng t\u1eadn d\u1ee5ng h\u1ebft ph\u1ea7n c\u1ee9ng hi\u1ec7n c\u00f3<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u cho th\u1ea5y hi\u1ec7u n\u0103ng h\u1ec7 th\u1ed1ng ch\u01b0a \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u do s\u1ef1 m\u1ea5t c\u00e2n \u0111\u1ed1i gi\u1eefa c\u00e1c linh ki\u1ec7n. Khi \u0111\u00f3, b\u1ea1n n\u00ean ki\u1ec3m tra m\u1ee9c s\u1eed d\u1ee5ng CPU v\u00e0 GPU \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c \u201c\u0111i\u1ec3m ngh\u1ebdn\u201d, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh thi\u1ebft l\u1eadp ho\u1eb7c n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng ph\u00f9 h\u1ee3p nh\u1eb1m c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3.<\/p>\n\n\n\n<h3><strong>2. D\u1ea5u hi\u1ec7u GPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu g\u1eb7p nh\u1eefng bi\u1ec3u hi\u1ec7n d\u01b0\u1edbi \u0111\u00e2y, kh\u1ea3 n\u0103ng cao GPU \u0111ang ho\u1ea1t \u0111\u1ed9ng h\u1ebft c\u00f4ng su\u1ea5t:<\/p>\n\n\n\n<ul>\n<li>GPU Usage lu\u00f4n \u1edf m\u1ee9c kho\u1ea3ng 95\u2013100%.<\/li>\n\n\n\n<li>Nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111i\u1ec7n n\u0103ng ti\u00eau th\u1ee5 c\u1ee7a GPU kh\u00e1 cao.<\/li>\n\n\n\n<li>FPS t\u0103ng r\u00f5 r\u1ec7t khi gi\u1ea3m \u0111\u1ed9 ph\u00e2n gi\u1ea3i ho\u1eb7c h\u1ea1 thi\u1ebft l\u1eadp \u0111\u1ed3 h\u1ecda.<\/li>\n\n\n\n<li>CPU v\u1eabn c\u00f2n kh\u00e1 nhi\u1ec1u t\u00e0i nguy\u00ean ch\u01b0a s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u00e2y l\u00e0 tr\u1ea1ng th\u00e1i ho\u00e0n to\u00e0n b\u00ecnh th\u01b0\u1eddng \u0111\u1ed1i v\u1edbi \u0111a s\u1ed1 game AAA. Khi \u0111\u00f3, GPU \u0111ang \u0111\u01b0\u1ee3c khai th\u00e1c t\u1ed1i \u0111a \u0111\u1ec3 mang l\u1ea1i ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh t\u1ed1t nh\u1ea5t. N\u1ebfu mu\u1ed1n c\u00f3 nhi\u1ec1u FPS h\u01a1n, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ebft l\u1eadp \u0111\u1ed3 h\u1ecda, b\u1eadt c\u00f4ng ngh\u1ec7 n\u00e2ng c\u1ea5p h\u00ecnh \u1ea3nh nh\u01b0 DLSS, FSR ho\u1eb7c XeSS, ho\u1eb7c c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p card \u0111\u1ed3 h\u1ecda.<\/p>\n\n\n\n<h3><strong>3. D\u1ea5u hi\u1ec7u CPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/strong><\/h3>\n\n\n\n<p>CPU ngh\u1ebdn c\u1ed5 chai th\u01b0\u1eddng kh\u00f3 nh\u1eadn bi\u1ebft h\u01a1n v\u00ec nhi\u1ec1u ng\u01b0\u1eddi ch\u1ec9 nh\u00ecn v\u00e0o ph\u1ea7n tr\u0103m s\u1eed d\u1ee5ng CPU. M\u1ed9t s\u1ed1 d\u1ea5u hi\u1ec7u ph\u1ed5 bi\u1ebfn g\u1ed3m:<\/p>\n\n\n\n<ul>\n<li>GPU Usage th\u01b0\u1eddng xuy\u00ean d\u01b0\u1edbi 90%.<\/li>\n\n\n\n<li>GPU ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh d\u00f9 \u0111ang ch\u01a1i game n\u1eb7ng.<\/li>\n\n\n\n<li>Gi\u1ea3m \u0111\u1ed9 ph\u00e2n gi\u1ea3i t\u1eeb 1440p xu\u1ed1ng 1080p nh\u01b0ng FPS g\u1ea7n nh\u01b0 kh\u00f4ng thay \u0111\u1ed5i.<\/li>\n\n\n\n<li>FPS th\u1ea5p trong c\u00e1c c\u1ea3nh c\u00f3 nhi\u1ec1u NPC, v\u1eadt th\u1ec3 ho\u1eb7c hi\u1ec7u \u1ee9ng v\u1eadt l\u00fd.<\/li>\n<\/ul>\n\n\n\n<p>Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, GPU kh\u00f4ng ph\u1ea3i l\u00e0 nguy\u00ean nh\u00e2n khi\u1ebfn FPS gi\u1ea3m. Thay v\u00e0o \u0111\u00f3, GPU \u0111ang ph\u1ea3i ch\u1edd CPU x\u1eed l\u00fd d\u1eef li\u1ec7u tr\u01b0\u1edbc khi c\u00f3 th\u1ec3 d\u1ef1ng khung h\u00ecnh ti\u1ebfp theo.<\/p>\n\n\n\n<h3><strong>4. T\u1ea1i sao CPU usage th\u1ea5p v\u1eabn c\u00f3 th\u1ec3 g\u00e2y ngh\u1ebdn?<\/strong><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 hi\u1ec3u l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u1ed9ng \u0111\u1ed3ng game th\u1ee7 PC. Nhi\u1ec1u ng\u01b0\u1eddi cho r\u1eb1ng CPU ch\u1ec9 tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn khi m\u1ee9c s\u1eed d\u1ee5ng \u0111\u1ea1t 100%. Tr\u00ean th\u1ef1c t\u1ebf, \u0111i\u1ec1u n\u00e0y kh\u00f4ng ho\u00e0n to\u00e0n ch\u00ednh x\u00e1c.&nbsp;<\/p>\n\n\n\n<p>CPU hi\u1ec7n \u0111\u1ea1i c\u00f3 nhi\u1ec1u nh\u00e2n v\u00e0 nhi\u1ec1u lu\u1ed3ng x\u1eed l\u00fd, nh\u01b0ng \u0111a s\u1ed1 game v\u1eabn ch\u1ec9 d\u1ef1a ch\u1ee7 y\u1ebfu v\u00e0o 1\u20132 lu\u1ed3ng quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 <strong>game thread<\/strong> v\u00e0 <strong>render thread<\/strong>. Khi m\u1ed9t trong c\u00e1c lu\u1ed3ng n\u00e0y ho\u1ea1t \u0111\u1ed9ng h\u1ebft c\u00f4ng su\u1ea5t, to\u00e0n b\u1ed9 game s\u1ebd b\u1ecb gi\u1edbi h\u1ea1n hi\u1ec7u n\u0103ng, ngay c\u1ea3 khi m\u1ee9c s\u1eed d\u1ee5ng CPU t\u1ed5ng th\u1ec3 ch\u1ec9 kho\u1ea3ng 40\u201350%.<\/p>\n\n\n\n<p>Ngo\u00e0i CPU, t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u1ed9 tr\u1ec5 c\u1ee7a RAM c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn FPS nh\u01b0ng th\u01b0\u1eddng b\u1ecb b\u1ecf qua. CPU ph\u1ea3i li\u00ean t\u1ee5c l\u1ea5y d\u1eef li\u1ec7u t\u1eeb RAM \u0111\u1ec3 x\u1eed l\u00fd. N\u1ebfu RAM ch\u1eadm ho\u1eb7c c\u00f3 \u0111\u1ed9 tr\u1ec5 cao, CPU s\u1ebd ph\u1ea3i ch\u1edd l\u00e2u h\u01a1n, khi\u1ebfn GPU kh\u00f4ng nh\u1eadn \u0111\u1ee7 d\u1eef li\u1ec7u \u0111\u1ec3 d\u1ef1ng khung h\u00ecnh. V\u00ec v\u1eady, vi\u1ec7c s\u1eed d\u1ee5ng RAM c\u00f3 xung nh\u1ecbp cao v\u00e0 timing th\u1ea5p, \u0111\u1ed3ng th\u1eddi k\u00edch ho\u1ea1t c\u1ea5u h\u00ecnh <strong>Intel XMP<\/strong> ho\u1eb7c <strong>AMD EXPO<\/strong>, c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n FPS r\u00f5 r\u1ec7t trong c\u00e1c t\u1ef1a game b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi CPU (CPU-limited).<\/p>\n\n\n\n<h3><strong>5. C\u00e1c y\u1ebfu t\u1ed1 g\u00e2y hi\u1ec3u nh\u1ea7m khi ch\u1ea9n \u0111o\u00e1n<\/strong><\/h3>\n\n\n\n<p>Tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng, h\u00e3y ki\u1ec3m tra m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 sau:<\/p>\n\n\n\n<ul>\n<li><strong>V-Sync ho\u1eb7c gi\u1edbi h\u1ea1n FPS<\/strong>: C\u00f3 th\u1ec3 khi\u1ebfn GPU Usage th\u1ea5p gi\u1ea3 t\u1ea1o. T\u1eaft c\u00e1c t\u00ednh n\u0103ng n\u00e0y khi benchmark.<\/li>\n\n\n\n<li><strong>Driver ho\u1eb7c b\u1ea3n c\u1eadp nh\u1eadt game<\/strong>: \u0110\u00f4i khi l\u00e0m hi\u1ec7u n\u0103ng gi\u1ea3m b\u1ea5t th\u01b0\u1eddng, kh\u00f4ng li\u00ean quan \u0111\u1ebfn ph\u1ea7n c\u1ee9ng.<\/li>\n\n\n\n<li><strong>Shader compilation<\/strong>: N\u1ebfu game ch\u1ec9 gi\u1eadt khi v\u00e0o khu v\u1ef1c m\u1edbi r\u1ed3i ch\u1ea1y m\u01b0\u1ee3t sau \u0111\u00f3, nguy\u00ean nh\u00e2n l\u00e0 shader \u0111ang \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch \u2014 kh\u00f4ng ph\u1ea3i CPU hay GPU y\u1ebfu.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2.jpg\" alt=\"\" class=\"wp-image-172122\" width=\"1068\" height=\"686\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2.jpg 1400w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-300x193.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-768x494.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-150x96.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-600x386.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-696x447.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-1392x895.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-1068x687.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-653x420.jpg 653w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-2-1307x840.jpg 1307w\" sizes=\"(max-width: 1068px) 100vw, 1068px\" title=\"\"><figcaption class=\"wp-element-caption\">Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn ngh\u1ebdn c\u1ed5 chai tr\u00ean PC khi ch\u01a1i game (Ngu\u1ed3n: wccftech)<\/figcaption><\/figure>\n\n\n\n<h2><strong>III. C\u00e1ch ki\u1ec3m tra ngh\u1ebdn c\u1ed5 chai (bottleneck) ch\u00ednh x\u00e1c<\/strong><\/h2>\n\n\n\n<h3><strong>1. Ki\u1ec3m tra nhanh b\u1eb1ng Bottleneck Calculator (online)<\/strong><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t, kh\u00f4ng c\u1ea7n c\u00e0i ph\u1ea7n m\u1ec1m, ph\u00f9 h\u1ee3p \u0111\u1ec3 tham kh\u1ea3o tr\u01b0\u1edbc khi n\u00e2ng c\u1ea5p. C\u00e1c trang web ki\u1ec3m tra ph\u1ed5 bi\u1ebfn g\u1ed3m PC-Builds.com, TheBottlenecker.com, CPUAgent.com<\/p>\n\n\n\n<p><strong>C\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n:<\/strong><\/p>\n\n\n\n<ol>\n<li>Truy c\u1eadp website v\u00e0 t\u00ecm m\u1ee5c &#8220;Bottleneck Calculator&#8221;<\/li>\n\n\n\n<li>Nh\u1eadp CPU, GPU, dung l\u01b0\u1ee3ng RAM v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i m\u00e0n h\u00ecnh \u0111ang s\u1eed d\u1ee5ng<\/li>\n\n\n\n<li>Nh\u1ea5n &#8220;Calculate&#8221; ho\u1eb7c &#8220;Proceed to Calculation&#8221;<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Ph\u1ea7n tr\u0103m<\/strong><\/td><td><strong>T\u00ecnh tr\u1ea1ng<\/strong><\/td><\/tr><tr><td>D\u01b0\u1edbi 10%<\/td><td>Kh\u00f4ng \u0111\u00e1ng k\u1ec3, h\u1ec7 th\u1ed1ng c\u00e2n b\u1eb1ng t\u1ed1t<\/td><\/tr><tr><td>10% \u2013 30%<\/td><td>Ngh\u1ebdn nh\u1eb9, c\u00f3 th\u1ec3 b\u1ecf qua trong \u0111a s\u1ed1 tr\u01b0\u1eddng h\u1ee3p<\/td><\/tr><tr><td>30% \u2013 60%<\/td><td>Ngh\u1ebdn trung b\u00ecnh, n\u00ean xem x\u00e9t n\u00e2ng c\u1ea5p<\/td><\/tr><tr><td>Tr\u00ean 60%<\/td><td>Ngh\u1ebdn nghi\u00eam tr\u1ecdng, c\u1ea7n h\u00e0nh \u0111\u1ed9ng ngay<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>L\u01b0u \u00fd:<\/strong> K\u1ebft qu\u1ea3 online ch\u1ec9 mang t\u00ednh tham kh\u1ea3o v\u00ec kh\u00f4ng d\u1ef1a tr\u00ean hi\u1ec7u su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a m\u00e1y b\u1ea1n. D\u00f9ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p b\u00ean d\u01b0\u1edbi \u0111\u1ec3 x\u00e1c nh\u1eadn ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n\n\n\n<h3><strong>2. Theo d\u00f5i b\u1eb1ng Task Manager (\u0111\u01a1n gi\u1ea3n, c\u00f3 s\u1eb5n tr\u00ean Windows)<\/strong><\/h3>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> Nh\u1ea5n <strong>Ctrl + Shift + Esc<\/strong> m\u1edf Task Manager&nbsp;<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Chuy\u1ec3n sang tab <strong>Performance<\/strong> \u0111\u1ec3 theo d\u00f5i m\u1ee9c s\u1eed d\u1ee5ng CPU, GPU, RAM theo th\u1eddi gian th\u1ef1c trong khi ch\u01a1i game<\/p>\n\n\n\n<ul>\n<li>GPU lu\u00f4n 95\u2013100%, CPU th\u1ea5p h\u01a1n \u2192 GPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/li>\n\n\n\n<li>CPU lu\u00f4n 90\u2013100%, GPU th\u1ea5p h\u01a1n \u2192 CPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/li>\n<\/ul>\n\n\n\n<p><strong>H\u1ea1n ch\u1ebf:<\/strong> Task Manager ch\u1ec9 hi\u1ec3n th\u1ecb m\u1ee9c s\u1eed d\u1ee5ng t\u1ed5ng th\u1ec3, kh\u00f4ng ph\u00e2n t\u00edch \u0111\u01b0\u1ee3c t\u1eebng lu\u1ed3ng CPU hay frametime chi ti\u1ebft.<\/p>\n\n\n\n<h3><strong>3. Theo d\u00f5i b\u1eb1ng Overlay trong game (ph\u1ed5 bi\u1ebfn nh\u1ea5t)<\/strong><\/h3>\n\n\n\n<p>D\u00f9ng overlay hi\u1ec3n th\u1ecb th\u1ed1ng s\u1ed1 ngay trong game m\u00e0 kh\u00f4ng c\u1ea7n tho\u00e1t ra. C\u00e1c c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn:<\/p>\n\n\n\n<ul>\n<li><strong>MSI Afterburner + RivaTuner Statistics Server (RTSS)<\/strong> mi\u1ec5n ph\u00ed, ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/li>\n\n\n\n<li><strong>NVIDIA App<\/strong> ho\u1eb7c <strong>AMD Adrenalin Software<\/strong> n\u1ebfu d\u00f9ng card t\u01b0\u01a1ng \u1ee9ng<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng<strong> CapFrameX<\/strong> khi c\u1ea7n ph\u00e2n t\u00edch chuy\u00ean s\u00e2u h\u01a1n<\/li>\n<\/ul>\n\n\n\n<p><strong>C\u00e1c ch\u1ec9 s\u1ed1 c\u1ea7n theo d\u00f5i:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Nh\u00f3m<\/strong><\/td><td><strong>Ch\u1ec9 s\u1ed1 quan tr\u1ecdng<\/strong><\/td><\/tr><tr><td>GPU<\/td><td>Usage (%), Power draw (W), Xung nh\u1ecbp (MHz), Nhi\u1ec7t \u0111\u1ed9 (\u00b0C), VRAM usage (GB)<\/td><\/tr><tr><td>CPU<\/td><td>Total usage (%), Usage t\u1eebng nh\u00e2n, Package power (W)<\/td><\/tr><tr><td>H\u1ec7 th\u1ed1ng<\/td><td>RAM usage (GB), FPS real-time, Frametime (ms), 1% v\u00e0 0.1% Lows<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Nguy\u00ean t\u1eafc \u0111\u1ecdc k\u1ebft qu\u1ea3:<\/strong><\/p>\n\n\n\n<ul>\n<li>GPU usage cao + h\u1ea1 \u0111\u1ed3 h\u1ecda gi\u00fap FPS t\u0103ng \u2192 GPU l\u00e0 n\u00fat th\u1eaft<\/li>\n\n\n\n<li>GPU usage th\u1ea5p + h\u1ea1 \u0111\u1ed3 h\u1ecda kh\u00f4ng gi\u00fap \u00edch \u2192 CPU ho\u1eb7c RAM \u0111ang l\u00e0 v\u1ea5n \u0111\u1ec1<\/li>\n<\/ul>\n\n\n\n<h3><strong>4. Ki\u1ec3m tra nhanh b\u1eb1ng thay \u0111\u1ed5i \u0111\u1ed9 ph\u00e2n gi\u1ea3i<\/strong><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 c\u00e1ch m\u00e0 c\u00e1c trang review ph\u1ea7n c\u1ee9ng chuy\u00ean nghi\u1ec7p s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n l\u1eadp gi\u1edbi h\u1ea1n c\u1ee7a t\u1eebng linh ki\u1ec7n. Ch\u1ecdn m\u1ed9t game \u0111ang ch\u1ea1y \u1edf 1440p ho\u1eb7c 4K Ultra, sau \u0111\u00f3 h\u1ea1 xu\u1ed1ng 1080p Low. Thao t\u00e1c n\u00e0y gi\u1ea3m m\u1ea1nh t\u1ea3i c\u1ee7a GPU \u0111\u1ec3 xem CPU c\u00f3 th\u1ec3 \u0111\u1ea9y FPS l\u00ean bao nhi\u00eau.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>C\u00e1ch ki\u1ec3m tra<\/strong><\/td><td><strong>M\u1ee5c ti\u00eau ph\u00e2n l\u1eadp<\/strong><\/td><td><strong>Ph\u1ea3n \u00e1nh<\/strong><\/td><\/tr><tr><td>1080p Low \/ Medium<\/td><td>CPU + RAM<\/td><td>FPS t\u1ed1i \u0111a m\u00e0 CPU\/RAM c\u00f3 th\u1ec3 cung c\u1ea5p<\/td><\/tr><tr><td>1440p High \/ Ultra<\/td><td>C\u00e2n b\u1eb1ng<\/td><td>Hi\u1ec7u n\u0103ng th\u1ef1c t\u1ebf khi ch\u01a1i h\u00e0ng ng\u00e0y<\/td><\/tr><tr><td>4K Ultra + Ray Tracing<\/td><td>GPU<\/td><td>Gi\u1edbi h\u1ea1n thu\u1ea7n c\u1ee7a card \u0111\u1ed3 h\u1ecda<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>C\u00e1ch \u0111\u1ecdc k\u1ebft qu\u1ea3:<\/strong><\/p>\n\n\n\n<ul>\n<li>FPS t\u0103ng v\u1ecdt sau khi h\u1ea1 \u0111\u1ed9 ph\u00e2n gi\u1ea3i \u2192 GPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/li>\n\n\n\n<li>FPS g\u1ea7n nh\u01b0 kh\u00f4ng \u0111\u1ed5i \u2192 \u0111ang g\u1eb7p CPU ho\u1eb7c platform bottleneck<\/li>\n<\/ul>\n\n\n\n<h3><strong>5. Ph\u00e2n t\u00edch chuy\u00ean s\u00e2u b\u1eb1ng CapFrameX<\/strong><\/h3>\n\n\n\n<p>Khi c\u1ea7n t\u00ecm nguy\u00ean nh\u00e2n c\u1ee7a vi\u1ec7c gi\u1eadt lag, kh\u1ef1ng ho\u1eb7c t\u1ee5t FPS b\u1ea5t th\u01b0\u1eddng, CapFrameX l\u00e0 c\u00f4ng c\u1ee5 t\u1ed1i \u01b0u nh\u1ea5t khi ghi l\u1ea1i to\u00e0n b\u1ed9 <strong>frametime<\/strong> (kho\u1ea3ng th\u1eddi gian gi\u1eefa hai frame li\u00ean ti\u1ebfp) c\u00f9ng v\u1edbi 1% Lows v\u00e0 0.1% Lows, ch\u00ednh x\u00e1c h\u01a1n FPS trung b\u00ecnh r\u1ea5t nhi\u1ec1u.<\/p>\n\n\n\n<p><strong>C\u00e1ch \u0111\u1ecdc k\u1ebft qu\u1ea3:<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>Frametime t\u0103ng \u0111\u1ed9t bi\u1ebfn + GPU Usage v\u1eabn cao:<\/strong> GPU \u0111ang x\u1eed l\u00fd c\u1ea3nh n\u1eb7ng (nhi\u1ec1u hi\u1ec7u \u1ee9ng, ray tracing\u2026)<\/li>\n\n\n\n<li><strong>Frametime t\u0103ng \u0111\u1ed9t bi\u1ebfn + GPU Usage gi\u1ea3m m\u1ea1nh:<\/strong> GPU kh\u00f4ng c\u00f3 \u0111\u1ee7 d\u1eef li\u1ec7u, ph\u1ea3i ch\u1edd CPU, \u0111\u00e2y l\u00e0 CPU bottleneck th\u1ef1c s\u1ef1, g\u00e2y stutter d\u00f9 FPS trung b\u00ecnh v\u1eabn cao<\/li>\n<\/ul>\n\n\n\n<p>FPS trung b\u00ecnh cao kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi game m\u01b0\u1ee3t. M\u1ed9t game \u0111\u1ea1t 120 FPS nh\u01b0ng th\u01b0\u1eddng xuy\u00ean c\u00f3 frametime spike v\u1eabn gi\u1eadt h\u01a1n game ch\u1ea1y \u1ed5n \u0111\u1ecbnh \u1edf 80 FPS.<\/p>\n\n\n\n<h3><strong>6. X\u00e1c \u0111\u1ecbnh chu\u1ea9n x\u00e1c b\u1eb1ng Intel PresentMon<\/strong><\/h3>\n\n\n\n<p>PresentMon cung c\u1ea5p ch\u1ec9 s\u1ed1 <strong>GPU Busy<\/strong> cho bi\u1ebft GPU m\u1ea5t bao l\u00e2u \u0111\u1ec3 render m\u1ed9t frame, ch\u00ednh x\u00e1c h\u01a1n so v\u1edbi GPU Usage th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<p><strong>C\u00e1ch \u0111\u1ecdc k\u1ebft qu\u1ea3:<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>GPU Busy \u2248 Frametime:<\/strong> GPU ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 l\u00e0 gi\u1edbi h\u1ea1n hi\u1ec7u n\u0103ng (GPU bottleneck)<\/li>\n\n\n\n<li><strong>Frametime cao h\u01a1n GPU Busy \u0111\u00e1ng k\u1ec3:<\/strong> GPU \u0111\u00e3 x\u1eed l\u00fd xong nh\u01b0ng ph\u1ea3i ch\u1edd CPU g\u1eedi d\u1eef li\u1ec7u \u2014 CPU bottleneck r\u00f5 r\u00e0ng<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3.jpg\" alt=\"\" class=\"wp-image-172123\" width=\"1068\" height=\"686\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3.jpg 1400w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-300x193.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-768x494.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-150x96.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-600x386.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-696x447.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-1392x895.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-1068x687.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-653x420.jpg 653w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2026\/06\/cach-xac-dinh-nghen-co-chai-bottleneck-3-1307x840.jpg 1307w\" sizes=\"(max-width: 1068px) 100vw, 1068px\" title=\"\"><figcaption class=\"wp-element-caption\">6 c\u00e1ch ki\u1ec3m tra ngh\u1ebdn c\u1ed5 chai (bottleneck) ch\u00ednh x\u00e1c khi ch\u01a1i game m\u00e0 game th\u1ee7 c\u1ea7n bi\u1ebft (Ngu\u1ed3n: wccftech)<\/figcaption><\/figure>\n\n\n\n<h2><strong>IV. C\u00e1ch x\u1eed l\u00fd sau khi x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u0111i\u1ec3m ngh\u1ebdn c\u1ed5<\/strong> <strong>chai<\/strong><\/h2>\n\n\n\n<h3><strong>1. Khi GPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/strong><\/h3>\n\n\n\n<p>GPU ngh\u1ebdn c\u1ed5 chai l\u00e0 tr\u1ea1ng th\u00e1i b\u00ecnh th\u01b0\u1eddng v\u00ec card \u0111\u1ed3 h\u1ecda \u0111ang \u0111\u01b0\u1ee3c khai th\u00e1c t\u1ed1i \u0111a. N\u1ebfu FPS ch\u01b0a \u0111\u1ea1t mong mu\u1ed1n, h\u00e3y \u01b0u ti\u00ean:<\/p>\n\n\n\n<ul>\n<li>B\u1eadt <strong>DLSS<\/strong>, <strong>FSR<\/strong> ho\u1eb7c <strong>XeSS<\/strong> \u0111\u1ec3 t\u0103ng FPS.<\/li>\n\n\n\n<li>Gi\u1ea3m c\u00e1c thi\u1ebft l\u1eadp n\u1eb7ng nh\u01b0 Ray Tracing, Shadow Quality ho\u1eb7c Ambient Occlusion.<\/li>\n\n\n\n<li>Ch\u1ec9 n\u00ean n\u00e2ng c\u1ea5p GPU n\u1ebfu v\u1eabn ch\u01b0a \u0111\u00e1p \u1ee9ng nhu c\u1ea7u sau khi t\u1ed1i \u01b0u.<\/li>\n<\/ul>\n\n\n\n<h3><strong>2. Khi CPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu CPU l\u00e0 \u0111i\u1ec3m ngh\u1ebdn hi\u1ec7u n\u0103ng, b\u1ea1n ch\u01b0a nh\u1ea5t thi\u1ebft ph\u1ea3i n\u00e2ng c\u1ea5p ngay. Tr\u01b0\u1edbc ti\u00ean h\u00e3y th\u1eed c\u00e1c c\u00e1ch sau:<\/p>\n\n\n\n<ul>\n<li>K\u00edch ho\u1ea1t <strong>XMP<\/strong> ho\u1eb7c <strong>EXPO<\/strong> \u0111\u1ec3 RAM ch\u1ea1y \u0111\u00fang t\u1ed1c \u0111\u1ed9.<\/li>\n\n\n\n<li>Gi\u1ea3m c\u00e1c thi\u1ebft l\u1eadp ti\u00eau t\u1ed1n CPU nh\u01b0 m\u1eadt \u0111\u1ed9 NPC ho\u1eb7c hi\u1ec7u \u1ee9ng v\u1eadt l\u00fd.<\/li>\n\n\n\n<li>\u0110\u00f3ng c\u00e1c \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n \u0111\u1ec3 gi\u1ea3i ph\u00f3ng t\u00e0i nguy\u00ean.<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu hi\u1ec7u n\u0103ng v\u1eabn ch\u01b0a c\u1ea3i thi\u1ec7n, l\u00fac \u0111\u00f3 m\u1edbi n\u00ean c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p CPU ho\u1eb7c mainboard.<\/p>\n\n\n\n<p>Tham kh\u1ea3o m\u1ed9t s\u1ed1<a href=\"https:\/\/phongvu.vn\/c\/cpu\"> CPU<\/a> v\u00e0<a href=\"https:\/\/phongvu.vn\/c\/mainboard-bo-mach-chu\"> mainboard<\/a> hi\u1ec7n \u0111ang c\u00f3 t\u1ea1i Phong V\u0169 \u0111\u1ec3 t\u00ecm ph\u01b0\u01a1ng \u00e1n n\u00e2ng c\u1ea5p ph\u00f9 h\u1ee3p v\u1edbi ng\u00e2n s\u00e1ch c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<div class=\"pv-products-card\"><div class=\"pv-products-title\"><div><\/div><\/div><div class=\"pv-products\" data-type=\"carousel\" data-key=\"product-area\" data-skus=\"211208130,211208131,230900017,240100848,241003865\"><\/div><\/div>\n\n\n\n<h2><strong>V. T\u1ed5ng k\u1ebft<\/strong><\/h2>\n\n\n\n<p>\u0110\u1ec3 ch\u1ea9n \u0111o\u00e1n \u0111i\u1ec3m ngh\u1ebdn c\u1ed5 chai ch\u00ednh x\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 overlay \u0111\u1ec3 theo d\u00f5i CPU v\u00e0 GPU, sau \u0111\u00f3 d\u00f9ng b\u00e0i ki\u1ec3m tra thay \u0111\u1ed5i \u0111\u1ed9 ph\u00e2n gi\u1ea3i \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nhanh \u0111i\u1ec3m ngh\u1ebdn. Khi c\u1ea7n ph\u00e2n t\u00edch s\u00e2u h\u01a1n, CapFrameX v\u00e0 Intel PresentMon s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 nguy\u00ean nh\u00e2n g\u00e2y t\u1ee5t FPS ho\u1eb7c gi\u1eadt h\u00ecnh.<\/p>\n\n\n\n<p>\u0110i\u1ec1u quan tr\u1ecdng c\u1ea7n nh\u1edb l\u00e0 GPU ngh\u1ebdn c\u1ed5 chai kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1, v\u00ec \u0111\u00f3 l\u00e0 d\u1ea5u hi\u1ec7u card \u0111\u1ed3 h\u1ecda \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3. Ng\u01b0\u1ee3c l\u1ea1i, CPU ngh\u1ebdn c\u1ed5 chai m\u1edbi l\u00e0 nguy\u00ean nh\u00e2n th\u01b0\u1eddng khi\u1ebfn FPS thi\u1ebfu \u1ed5n \u0111\u1ecbnh v\u00e0 g\u00e2y hi\u1ec7n t\u01b0\u1ee3ng kh\u1ef1ng h\u00ecnh. X\u00e1c \u0111\u1ecbnh \u0111\u00fang nguy\u00ean nh\u00e2n s\u1ebd gi\u00fap b\u1ea1n t\u1ed1i \u01b0u ho\u1eb7c n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng \u0111\u00fang ch\u1ed7, tr\u00e1nh l\u00e3ng ph\u00ed chi ph\u00ed. Theo d\u00f5i Phong V\u0169 Tech News \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00eam c\u00e1c h\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u PC gaming hi\u1ec7u qu\u1ea3 nh\u00e9!<\/p>\n\n\n\n<p><strong>B\u00e0i vi\u1ebft li\u00ean quan:<\/strong><\/p>\n\n\n\n<ul>\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/top-5-cpu-core-ultra-va-amd-ryzen-dang-mua-nhat-2026\/\">Top 5 CPU Core Ultra v\u00e0 AMD Ryzen \u0111\u00e1ng mua nh\u1ea5t 2026<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/nen-uu-tien-cpu-hay-gpu-truoc\/\">N\u00ean \u01b0u ti\u00ean CPU hay GPU tr\u01b0\u1edbc? Ch\u01a1i game c\u00f3 c\u1ea7n CPU m\u1ea1nh?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/linh-kien-nao-nen-uu-tien-khi-nang-cap-pc\/\">N\u00e2ng c\u1ea5p PC n\u00ean \u01b0u ti\u00ean linh ki\u1ec7n n\u00e0o? VGA, CPU hay RAM?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Ch\u01a1i game gi\u1eadt lag, FPS th\u1ea5p d\u00f9 c\u1ea5u h\u00ecnh kh\u00f4ng h\u1ec1 y\u1ebfu l\u00e0 v\u1ea5n \u0111\u1ec1 m\u00e0 h\u1ea7u h\u1ebft game th\u1ee7 PC t\u1eebng g\u1eb7p ph\u1ea3i. Trong kh\u00f4ng \u00edt tr\u01b0\u1eddng h\u1ee3p, nguy\u00ean nh\u00e2n kh\u00f4ng n\u1eb1m \u1edf CPU hay GPU ri\u00eang l\u1ebb m\u00e0 \u0111\u1ebfn t\u1eeb hi\u1ec7n t\u01b0\u1ee3ng ngh\u1ebdn c\u1ed5 chai (bottleneck), khi c\u00e1c linh ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":172124,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[24,1029],"tags":[],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/123218"}],"collection":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=123218"}],"version-history":[{"count":5,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/123218\/revisions"}],"predecessor-version":[{"id":172136,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/123218\/revisions\/172136"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/172124"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=123218"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=123218"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=123218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}