{"id":176720,"date":"2026-08-25T11:01:03","date_gmt":"2026-08-25T04:01:03","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=176720"},"modified":"2026-08-25T11:01:07","modified_gmt":"2026-08-25T04:01:07","slug":"cua-hang-nhat-nang-cap-rtx-2080-ti-len-22gb","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/cua-hang-nhat-nang-cap-rtx-2080-ti-len-22gb\/","title":{"rendered":"H\u1ebft VRAM ch\u1ea1y AI: C\u1eeda h\u00e0ng Nh\u1eadt B\u1ea3n n\u00e2ng c\u1ea5p RTX 2080 Ti l\u00ean 22GB"},"content":{"rendered":"\n

PV Tech News \u2013 M\u1ed9t c\u1eeda h\u00e0ng s\u1eeda ch\u1eefa GPU t\u1ea1i Saitama, Nh\u1eadt B\u1ea3n \u0111ang cung c\u1ea5p d\u1ecbch v\u1ee5 n\u00e2ng VRAM cho RTX 2080 Ti t\u1eeb 11 GB l\u00ean 22 GB, v\u1edbi chi ph\u00ed kho\u1ea3ng 25,7 USD m\u1ed7i GB b\u1ed5 sung. Gi\u1ea3i ph\u00e1p n\u00e0y h\u01b0\u1edbng \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng ch\u1ea1y AI c\u1ee5c b\u1ed9, cho th\u1ea5y nhu c\u1ea7u t\u1eadn d\u1ee5ng GPU c\u0169 \u0111\u1ec3 t\u0103ng dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb \u0111ang d\u1ea7n tr\u1edf th\u00e0nh xu h\u01b0\u1edbng \u0111\u00e1ng ch\u00fa \u00fd.<\/strong><\/p>\n\n\n\n

N\u00e2ng RAM hay thay SSD l\u00e0 thao t\u00e1c quen thu\u1ed9c v\u1edbi ng\u01b0\u1eddi d\u00f9ng m\u00e1y t\u00ednh. Nh\u01b0ng VRAM tr\u00ean card \u0111\u1ed3 h\u1ecda l\u1ea1i kh\u00e1c h\u1eb3n: c\u00e1c chip nh\u1edb \u0111\u01b0\u1ee3c h\u00e0n c\u1ed1 \u0111\u1ecbnh l\u00ean bo m\u1ea1ch, dung l\u01b0\u1ee3ng t\u1ed1i \u0111a ph\u1ee5 thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf ph\u1ea7n c\u1ee9ng g\u1ed1c. V\u00ec v\u1eady, th\u00f4ng tin v\u1ec1 m\u1ed9t c\u1eeda h\u00e0ng t\u1ea1i Nh\u1eadt B\u1ea3n c\u00f4ng khai b\u00e1n d\u1ecbch v\u1ee5 “\u0111\u1ed9” VRAM \u0111ang g\u00e2y ch\u00fa \u00fd trong c\u1ed9ng \u0111\u1ed3ng c\u00f4ng ngh\u1ec7.<\/p>\n\n\n\n

C\u1eeda h\u00e0ng n\u00e0y nh\u1eadn n\u00e2ng RTX 2080 Ti t\u1eeb 11 GB GDDR6 g\u1ed1c l\u00ean 22 GB v\u1edbi chi ph\u00ed tr\u1ecdn g\u00f3i 45.000 y\u00ean, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng kho\u1ea3ng 282 USD ho\u1eb7c 7,5 tri\u1ec7u \u0111\u1ed3ng. T\u00ednh tr\u00ean 11 GB \u0111\u01b0\u1ee3c b\u1ed5 sung, m\u1ee9c gi\u00e1 quy \u0111\u1ed5i v\u00e0o kho\u1ea3ng 25,7 USD m\u1ed7i GB. \u0110\u00e2y l\u00e0 con s\u1ed1 suy ra t\u1eeb g\u00f3i d\u1ecbch v\u1ee5 c\u1ed1 \u0111\u1ecbnh, kh\u00e1ch h\u00e0ng kh\u00f4ng th\u1ec3 mua l\u1ebb th\u00eam m\u1ed9t ho\u1eb7c hai GB theo nhu c\u1ea7u.<\/p>\n\n\n\n

\"H\u1ebft
H\u1ebft VRAM ch\u1ea1y AI: C\u1eeda h\u00e0ng Nh\u1eadt B\u1ea3n n\u00e2ng c\u1ea5p RTX 2080 Ti l\u00ean 22GB (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n

Quy tr\u00ecnh kh\u00f4ng \u0111\u01a1n gi\u1ea3n nh\u01b0 c\u1eafm th\u00eam thanh RAM. Card g\u1ed1c d\u00f9ng 11 chip GDDR6 lo\u1ea1i 1 GB. \u0110\u1ec3 \u0111\u1ea1t 22 GB, k\u1ef9 thu\u1eadt vi\u00ean ph\u1ea3i th\u00e1o to\u00e0n b\u1ed9 chip c\u0169, thay module GDDR6 2 GB, r\u1ed3i ch\u1ec9nh l\u1ea1i \u0111i\u1ec7n tr\u1edf tr\u00ean bo m\u1ea1ch \u0111\u1ec3 card nh\u1eadn \u0111\u00fang dung l\u01b0\u1ee3ng m\u1edbi. Chip nh\u1edb d\u00f9ng ch\u00e2n BGA \u1ea9n d\u01b0\u1edbi l\u1edbp h\u00e0n n\u00ean \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb gia nhi\u1ec7t chuy\u00ean d\u1ee5ng v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c. M\u1ed9t sai s\u00f3t nh\u1ecf c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng chip nh\u1edb, bo m\u1ea1ch ho\u1eb7c c\u1ea3 GPU. S\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n c\u00f2n ph\u1ea3i qua ki\u1ec3m tra \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng d\u00f9ng tr\u1ecdn 22 GB.<\/p>\n\n\n\n

C\u1eeda h\u00e0ng v\u1eeba nh\u1eadn l\u00f4 200 chip Samsung GDDR6 2GB \u0111\u1ec3 ti\u1ebfp t\u1ee5c x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng. M\u1ed7i card c\u1ea7n 11 module, n\u00ean l\u00f4 n\u00e0y v\u1ec1 l\u00fd thuy\u1ebft \u0111\u1ee7 cho kho\u1ea3ng 18 chi\u1ebfc RTX 2080 Ti. V\u1edbi ng\u01b0\u1eddi ch\u01b0a c\u00f3 s\u1eb5n card, c\u1eeda h\u00e0ng c\u0169ng b\u00e1n c\u00e1c b\u1ea3n \u0111\u00e3 \u0111\u1ed9 ho\u00e0n ch\u1ec9nh tr\u00ean Mercari, m\u1eabu r\u1ebb nh\u1ea5t l\u00e0 MSI Ventus 2X RTX 2080 Ti 22GB, gi\u00e1 kho\u1ea3ng 65.000 y\u00ean, h\u01a1n 10 tri\u1ec7u \u0111\u1ed3ng.<\/p>\n\n\n\n

Nhu c\u1ea7u n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb \u0111\u1eb7c th\u00f9 c\u1ee7a AI c\u1ee5c b\u1ed9. M\u00f4 h\u00ecnh ng\u00f4n ng\u1eef v\u00e0 c\u00f4ng c\u1ee5 t\u1ea1o \u1ea3nh c\u1ea7n b\u1ed9 nh\u1edb \u0111\u1ec3 ch\u1ee9a tr\u1ecdng s\u1ed1 c\u00f9ng d\u1eef li\u1ec7u trung gian. VRAM kh\u00f4ng \u0111\u1ee7 khi\u1ebfn m\u00f4 h\u00ecnh kh\u00f4ng ch\u1ea1y \u0111\u01b0\u1ee3c ho\u1eb7c ph\u1ea3i \u0111\u1ea9y d\u1eef li\u1ec7u sang RAM h\u1ec7 th\u1ed1ng v\u1edbi t\u1ed1c \u0111\u1ed9 ch\u1eadm h\u01a1n nhi\u1ec1u. T\u0103ng g\u1ea5p \u0111\u00f4i VRAM gi\u00fap card ch\u1ee9a m\u00f4 h\u00ecnh l\u1edbn h\u01a1n, mang l\u1ea1i l\u1ee3i \u00edch r\u00f5 r\u1ec7t cho ph\u00f2ng th\u00ed nghi\u1ec7m nh\u1ecf v\u00e0 ng\u01b0\u1eddi nghi\u00ean c\u1ee9u AI \u0111\u1ed9c l\u1eadp.<\/p>\n\n\n\n

\"Vi\u1ec7c
Vi\u1ec7c n\u00e2ng c\u1ea5p VRAM kh\u00f4ng \u0111\u01b0\u1ee3c Nvidia h\u1ed7 tr\u1ee3 ch\u00ednh th\u1ee9c (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n

Tuy nhi\u00ean, d\u1ecbch v\u1ee5 n\u00e0y ch\u1ec9 m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, kh\u00f4ng c\u1ea3i thi\u1ec7n s\u1ee9c m\u1ea1nh x\u1eed l\u00fd. Nh\u1edd CUDA, Tensor Core tr\u00ean chip TU102 gi\u1eef nguy\u00ean, b\u0103ng th\u00f4ng b\u1ed9 nh\u1edb v\u1eabn c\u1ed1 \u0111\u1ecbnh \u1edf m\u1ee9c 616 GB\/gi\u00e2y. Card sau n\u00e2ng c\u1ea5p kh\u00f4ng m\u1ea1nh g\u1ea5p \u0111\u00f4i, v\u00e0 v\u1edbi game v\u1ed1n hi\u1ebfm khi c\u1ea7n \u0111\u1ebfn 22 GB VRAM, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u1ec3 t\u0103ng khung h\u00ecnh. M\u1ed9t \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd l\u00e0 vi\u1ec7c \u0111\u1ed9 VRAM kh\u00f4ng \u0111\u01b0\u1ee3c Nvidia h\u1ed7 tr\u1ee3 ch\u00ednh th\u1ee9c. \u0110\u1ed9 b\u1ec1n ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng chip thay th\u1ebf, tay ngh\u1ec1 k\u1ef9 thu\u1eadt vi\u00ean v\u00e0 t\u00ecnh tr\u1ea1ng c\u1ee7a m\u1ed9t chi\u1ebfc card \u0111\u00e3 g\u1ea7n t\u00e1m n\u0103m tu\u1ed5i. B\u1ea3o h\u00e0nh trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y ho\u00e0n to\u00e0n do c\u1eeda h\u00e0ng \u0111\u00f3 t\u1ef1 \u0111\u01b0a ra.<\/p>\n\n\n\n

\u0110\u00e2y kh\u00f4ng ph\u1ea3i tr\u01b0\u1eddng h\u1ee3p \u0111\u1ea7u ti\u00ean. C\u00e1c d\u1ecbch v\u1ee5 n\u00e2ng c\u1ea5p VRAM t\u01b0\u01a1ng t\u1ef1 t\u1eebng xu\u1ea5t hi\u1ec7n t\u1ea1i Trung Qu\u1ed1c v\u00e0 UAE, cho th\u1ea5y xu h\u01b0\u1edbng “h\u1ed3i sinh” GPU c\u0169 \u0111\u1ec3 ph\u1ee5c v\u1ee5 AI c\u00e1 nh\u00e2n \u0111ang d\u1ea7n h\u00ecnh th\u00e0nh m\u1ed9t th\u1ecb tr\u01b0\u1eddng ng\u00e1ch. \u0110i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd \u1edf tr\u01b0\u1eddng h\u1ee3p Nh\u1eadt B\u1ea3n l\u00e0 m\u1ee9c ph\u00ed \u0111\u01b0\u1ee3c c\u00f4ng khai v\u00e0 c\u00f3 th\u1ec3 quy \u0111\u1ed5i tr\u1ef1c ti\u1ebfp theo t\u1eebng gigabyte b\u1ed5 sung, thay v\u00ec ch\u1ec9 l\u00e0 nh\u1eefng \u0111\u01a1n h\u00e0ng nh\u1ecf l\u1ebb, t\u1ef1 ph\u00e1t. Theo d\u00f5i Phong V\u0169 Tech News<\/a> \u0111\u1ec3 c\u1eadp nh\u1eadt th\u00eam nh\u1eefng xu h\u01b0\u1edbng ph\u1ea7n c\u1ee9ng, AI v\u00e0 c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u00e1ng ch\u00fa \u00fd.<\/p>\n\n\n\n

Ngu\u1ed3n: Thanh Ni\u00ean Vi\u1ec7t<\/em><\/p>\n\n\n\n

B\u00e0i vi\u1ebft li\u00ean quan:<\/strong><\/p>\n\n\n\n