{"id":2701,"date":"2019-10-17T05:23:19","date_gmt":"2019-10-17T05:23:19","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=2701"},"modified":"2019-10-19T01:44:31","modified_gmt":"2019-10-19T01:44:31","slug":"toi-nen-mua-gpu-nao-de-co-trai-nghiem-deep-learning-tot-nhat","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/ai-hpc\/toi-nen-mua-gpu-nao-de-co-trai-nghiem-deep-learning-tot-nhat-p2701\/","title":{"rendered":"T\u00f4i n\u00ean mua GPU n\u00e0o \u0111\u1ec3 c\u00f3 tr\u1ea3i nghi\u1ec7m Deep Learning t\u1ed1t nh\u1ea5t?"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><h2>GPU v\u00e0 Deep Learning<\/h2>\n<p>B\u1ed9 x\u1eed l\u00fd \u0111\u1ed3 h\u1ecda, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 GPU, l\u00e0 b\u1ed9 x\u1eed l\u00fd chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd song song t\u1ed1c \u0111\u1ed9 cao.\u00a0Nghe h\u01a1i mang t\u00ednh k\u1ef9 thu\u1eadt, nh\u01b0ng c\u00e1i t\u00ean \u0111ang tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn khi kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u1ed5 bi\u1ebfn c\u1ee7a ch\u00fang t\u0103ng l\u00ean.\u00a0\u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf ban \u0111\u1ea7u ch\u1ec9 l\u00e0 \u0111\u1ec3 n\u00e2ng cao tr\u1ea3i nghi\u1ec7m h\u00ecnh \u1ea3nh cho game v\u00e0 c\u00e1c giao di\u1ec7n \u0111\u1ed3 h\u1ecda ph\u1ee9c t\u1ea1p, ph\u1ea1m vi c\u1ee7a n\u00f3 hi\u1ec7n t\u1ea1i \u0111\u00e3 m\u1edf r\u1ed9ng ra \u0111\u00e1ng k\u1ec3.\u00a0GPU hi\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong r\u1ea5t nhi\u1ec1u \u1ee9ng d\u1ee5ng quan tr\u1ecdng \u0111\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi m\u00e0 th\u1eadm ch\u00ed ph\u1ea7n l\u1edbn ch\u00fang ta c\u00f2n kh\u00f4ng bi\u1ebft \u0111\u1ebfn.\u00a0\u0110i\u1ec1u ch\u00fang t\u00f4i quan t\u00e2m \u1edf \u0111\u00e2y l\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p l\u00fd t\u01b0\u1edfng c\u1ee7a ch\u00fang cho c\u00e1c nhi\u1ec7m v\u1ee5 <a class=\"iblink\" href=\"\/blog\/tag\/deep-learning\/\">deep learning<\/a>.<\/p>\n<p>M\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn y\u00eau c\u1ea7u x\u1eed l\u00fd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi c\u00e1c h\u1ec7 th\u1ed1ng <a class=\"iblink\" href=\"\/blog\/tag\/deep-learning\/\">deep learning<\/a> \u0111\u01b0\u1ee3c d\u00f9ng cho vi\u1ec7c th\u1ef1c thi c\u00e1c t\u1eadp l\u1ec7nh to\u00e1n h\u1ecdc t\u01b0\u01a1ng \u0111\u1ed1i nh\u1ecf. Nghe c\u00f3 v\u1ebb kh\u00f4ng h\u1ee3p l\u00fd nh\u01b0ng th\u1ef1c s\u1ef1 n\u00f3 l\u00e0 nh\u01b0 th\u1ebf, GPU \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 nh\u1ecf n\u00e0y r\u1ea5t nhanh v\u00e0 hi\u1ec7u qu\u1ea3 \u1edf quy m\u00f4 l\u1edbn v\u00e0 di\u1ec5n ra c\u00f9ng l\u00fac.\u00a0Th\u00e0nh ph\u1ea7n GPU n\u00e0y kh\u00f4ng thay th\u1ebf CPU c\u00f3 m\u1ee5c \u0111\u00edch chung h\u01a1n, m\u00e0 ch\u1ec9 khai th\u00e1c ch\u00fang b\u1eb1ng c\u00e1ch cho ch\u00fang x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 r\u1ea5t c\u1ee5 th\u1ec3 v\u00e0 \u0111\u00f2i h\u1ecfi kh\u1ed1i l\u01b0\u1ee3ng t\u00ednh to\u00e1n cao.<\/p>\n<h2>C\u00f3 ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c GPU \u0111\u01b0\u1ee3c t\u1ea1o ra nh\u01b0 nhau?<\/h2>\n<p>Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c d\u00f2ng GPU \u1edf c\u00e1c m\u1ee9c hi\u1ec7u n\u0103ng kh\u00e1c nhau hi\u1ec7n c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 b\u1eb1ng m\u1ed9t s\u1ed1 th\u00f4ng s\u1ed1 ch\u00ednh.\u00a0Trong \u0111\u00f3 bao g\u1ed3m t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd, s\u1ed1 l\u01b0\u1ee3ng l\u00f5i\/core GPU, s\u1ed1 l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a b\u1ed9 nh\u1edb v\u00e0 b\u0103ng th\u00f4ng b\u1ed9 nh\u1edb.\u00a0M\u1ed7i th\u00f4ng s\u1ed1 n\u00e0y \u0111\u1ec1u quan tr\u1ecdng v\u00e0 t\u00f9y thu\u1ed9c v\u00e0o t\u1eebng \u1ee9ng d\u1ee5ng, s\u1ef1 c\u1ea3i thi\u1ec7n trong m\u1ed9t th\u00f4ng s\u1ed1 s\u1ebd d\u1eabn \u0111\u1ebfn kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n t\u1ed5ng th\u1ec3 t\u1ed1t h\u01a1n.<\/p>\n<p>V\u1edbi r\u1ea5t nhi\u1ec1u l\u1ef1a ch\u1ecdn, r\u00f5 r\u00e0ng vi\u1ec7c c\u1ea7n l\u00e0m n\u00ean ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u k\u1ef9 l\u01b0\u1ee1ng tr\u01b0\u1edbc khi ch\u1ecdn GPU t\u1ed1t nh\u1ea5t cho d\u1ef1 \u00e1n c\u1ee5 th\u1ec3. \u0110\u1ea7u ti\u1ec1n l\u00e0 v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u, ho\u1eb7c nh\u00e0 s\u1ea3n xu\u1ea5t.\u00a0D\u00f9ng m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u GPU s\u1ebd ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n cho c\u00e1c d\u1ef1 \u00e1n deep learning?\u00a0H\u00e3y c\u00f9ng xem x\u00e9t m\u1ed9t s\u1ed1 \u0111i\u1ec3m quan tr\u1ecdng.<\/p>\r\n\t\t\t\t<div class=\"tgmcad hor\" style=\"text-align:center;margin:30px 0; padding: 10px 0; border-radius:5px; border-top:solid 1px #ccc; border-bottom:solid 1px #ccc; \">\r\n\t\t\t\t<a href=\"https:\/\/thegioimaychu.vn\/giai-phap\/deep-learning\/\"><img decoding=\"async\" alt=\"Gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng Deep Learning, Tr\u00ed tu\u1ec7 Nh\u00e2n t\u1ea1o - AI\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/11\/tgmc-deep-learning.jpg\" \/><\/a>\r\n\t\t\t\t<\/div>\n<h3>Th\u1ecb ph\u1ea7n GPU<\/h3>\n<p>GPU hi\u1ec7n \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi m\u1ed9t s\u1ed1 h\u00e3ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 NVIDIA v\u00e0 AMD.\u00a0Tr\u00ean th\u1ef1c t\u1ebf, theo c\u00f4ng ty nghi\u00ean c\u1ee9u Jon Peddie, hai nh\u00e0 cung c\u1ea5p n\u00e0y c\u00f9ng nhau chi\u1ebfm l\u0129nh g\u1ea7n nh\u01b0 100% th\u1ecb ph\u1ea7n.\u00a0Gi\u1eefa c\u00e1c \u0111\u1ed1i th\u1ee7 n\u00e0y, GPU NVIDIA ph\u1ed5 bi\u1ebfn h\u01a1n AMD v\u1edbi t\u1ef7 l\u1ec7 g\u1ea7n nh\u01b0 g\u1ea5p \u0111\u00f4i (kho\u1ea3ng 70% vs 30%) v\u00e0 ho\u00e0n to\u00e0n c\u00f3 l\u00fd do c\u1ee7a n\u00f3.\u00a0Trong \u0111\u00f3 bao g\u1ed3m c\u1ea3 v\u1ec1 kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n v\u00e0 v\u1ea5n \u0111\u1ec1 h\u1ed7 tr\u1ee3.<\/p>\n<h3>V\u1ec1 v\u1ea5n \u0111\u1ec1 h\u1ed7 tr\u1ee3 \/ Support<\/h3>\n<p>Cho d\u00f9 c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n in-house hay b\u00ean th\u1ee9 ba, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 l\u00e0m cho c\u00f4ng vi\u1ec7c c\u1ee7a l\u1eadp tr\u00ecnh vi\u00ean tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n nh\u1ea5t c\u00f3 th\u1ec3.\u00a0Khi nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 tuy\u1ec7t v\u1eddi cho d\u1ef1 \u00e1n c\u1ee7a h\u1ecd, n\u00f3 bi\u1ebfn th\u00e0nh m\u1ed9t s\u1ea3n ph\u1ea9m tuy\u1ec7t v\u1eddi.\u00a0Nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean t\u1ea1o ra c\u00e1c \u1ee9ng d\u1ee5ng tuy\u1ec7t v\u1eddi, kh\u00f4ng c\u00f3 l\u1ed7i;\u00a0tuy nhi\u00ean, c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t cu\u1ed9c tranh lu\u1eadn nh\u1ecf r\u1eb1ng m\u1ed9t th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 k\u00e9m s\u1ebd kh\u00f3 l\u00e0m vi\u1ec7c h\u01a1n.\u00a0\u0110i\u1ec1u n\u00e0y chuy\u1ec3n h\u00f3a th\u00e0nh th\u1eddi gian ph\u00e1t tri\u1ec3n t\u0103ng l\u00ean, v\u00e0 kh\u1ea3 n\u0103ng cao h\u01a1n l\u00e0 c\u00e1c l\u1ed7i s\u1ebd ph\u00e1t sinh v\u00e0 c\u1ea3n tr\u1edf c\u00e1c ti\u1ebfn tr\u00ecnh trong t\u01b0\u01a1ng lai.<\/p>\n<p>D\u1ef1 \u00e1n deep learning \u0111i\u1ec3n h\u00ecnh \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m hi\u1ec7n c\u00f3, kh\u00f4ng ph\u1ea3i l\u00e0 \u00edt nh\u1ea5t bao g\u1ed3m c\u00e1c th\u01b0 vi\u1ec7n c\u00f3 th\u1ec3 truy c\u1eadp API kh\u00e1c nhau.\u00a0Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, n\u1ec1n t\u1ea3ng l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a s\u1ef1 ph\u00e1t tri\u1ec3n n\u1ed9i b\u1ed9 s\u00e2u r\u1ed9ng \u0111\u00e3 ph\u00e1t tri\u1ec3n qua nhi\u1ec1u c\u00f4ng \u0111o\u1ea1n x\u00e2y d\u1ef1ng, th\u1eed nghi\u1ec7m v\u00e0 s\u1eeda \u0111\u1ed5i.\u00a0B\u1ea5t k\u1ec3 nh\u00e0 \u0111i\u1ec1u h\u00e0nh \u0111\u00f3ng vai tr\u00f2 n\u00e0o, gi\u1eefa nh\u00e0 thi\u1ebft k\u1ebf v\u00e0 ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i, cu\u1ed1i c\u00f9ng h\u1ecd v\u1eabn d\u1ef1a v\u00e0o nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec3 \u0111\u01b0a s\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd v\u00e0o cu\u1ed9c s\u1ed1ng.\u00a0Nh\u00e0 ph\u00e1t tri\u1ec3n l\u1ea7n l\u01b0\u1ee3t d\u1ef1a v\u00e0o c\u1ea3 s\u1ee9c m\u1ea1nh c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 s\u1ef1 h\u1ed7 tr\u1ee3 c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m cho n\u00f3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h3>Th\u01b0 vi\u1ec7n t\u0103ng t\u1ed1c GPU<\/h3>\n<p>T\u1eeb quan \u0111i\u1ec3m c\u1ee7a m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 deep learning, vi\u1ec7c h\u1ed7 tr\u1ee3 s\u1ebd tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0o?\u00a0M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng l\u00e0 s\u1ef1 s\u1eb5n c\u00f3 c\u1ee7a c\u00e1c th\u01b0 vi\u1ec7n t\u0103ng t\u1ed1c GPU, ch\u1eb3ng h\u1ea1n nh\u01b0 CUBLAS ho\u1eb7c CURAND.\u00a0\u0110\u00e2y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a Compute Unified Device Architecture (CUDA) do NVIDIA ph\u00e1t tri\u1ec3n, l\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng \u0111i\u1ec7n to\u00e1n \u0111\u01b0\u1ee3c NVIDIA t\u1ea1o ra \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean GPU.\u00a0M\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng kh\u00e1c \u0111\u01b0\u1ee3c cung c\u1ea5p \u0111\u1ed9c quy\u1ec1n t\u1eeb NVIDIA l\u00e0 CUFFT, \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ef1 thay th\u1ebf v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi th\u01b0 vi\u1ec7n FFTW &#8220;CPU-only&#8221; (Fast Fourier Transform in the West).\u00a0C\u00e1c th\u01b0 vi\u1ec7n n\u00e0y ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a kho c\u00f4ng c\u1ee5 r\u1ed9ng l\u1edbn v\u1edbi n\u1ec1n t\u1ea3ng ki\u1ebfn \u200b\u200bth\u1ee9c ng\u00e0y c\u00e0ng m\u1edf r\u1ed9ng.\u00a0V\u00ec v\u1eady, t\u1ea1i sao t\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng?<\/p>\n<p>Ch\u00e0, n\u00f3 quan tr\u1ecdng ngay b\u00e2y gi\u1edd v\u00ec nh\u1eefng c\u00e1i t\u00ean l\u1edbn nh\u1ea5t trong Deep Learning g\u1eafn li\u1ec1n v\u1edbi CUDA.\u00a0\u0110i\u1ec1u th\u1ef1c s\u1ef1 quan tr\u1ecdng l\u00e0 khi c\u00e1c framework Deep Learning \u0111\u01b0\u1ee3c so s\u00e1nh, m\u1ed9t trong nh\u1eefng t\u00ednh n\u0103ng ch\u00ednh l\u00e0 li\u1ec7u g\u00f3i c\u00f3 h\u1ed7 tr\u1ee3 cho ki\u1ebfn \u200b\u200btr\u00fac CUDA hay kh\u00f4ng.<\/p>\n<h3>Deep Learning v\u00e0 c\u00e1c framework v\u1ec1 s\u1ed1 h\u1ecdc<\/h3>\n<p>C\u00e1c framework cho deep learning \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u00fap t\u1eadn d\u1ee5ng s\u1ee9c m\u1ea1nh c\u1ee7a c\u00f4ng ngh\u1ec7 th\u00f4ng qua giao di\u1ec7n l\u1eadp tr\u00ecnh c\u1ea5p cao.\u00a0B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t ng\u00f4n ng\u1eef nh\u01b0 Python, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m l\u00e0m vi\u1ec7c tr\u1eebu t\u01b0\u1ee3ng h\u01a1n v\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i lo l\u1eafng v\u1ec1 c\u00e1c chi ti\u1ebft k\u1ef9 thu\u1eadt.\u00a0M\u1eb7c d\u00f9 c\u00e1c h\u00e0m chuy\u00ean s\u00e2u v\u1ec1 to\u00e1n h\u1ecdc \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng c\u00e1c ng\u00f4n ng\u1eef nh\u01b0 C ++, ch\u1ee9c n\u0103ng n\u00e0y c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c th\u00f4ng qua c\u00e1c API c\u1ea5p cao.\u00a0C\u00e1c l\u1eadp tr\u00ecnh vi\u00ean s\u1eed d\u1ee5ng c\u00e1c khung \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u1ed1t s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb n\u1ed7 l\u1ef1c tr\u01b0\u1edbc \u0111\u00f3 v\u1ec1 m\u1eb7t nghi\u00ean c\u1ee9u, ph\u00e1t tri\u1ec3n v\u00e0 th\u1eed nghi\u1ec7m.\u00a0Theo v\u0103n b\u1ea3n n\u00e0y, khu\u00f4n kh\u1ed5 ph\u1ed5 bi\u1ebfn nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng deep learning l\u00e0\u00a0TensorFlow\u00a0.<\/p>\n<h4>TensorFlow<\/h4>\n<p>TensorFlow \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi khen ng\u1ee3i v\u00ec \u0111\u01a1n gi\u1ea3n h\u00f3a v\u00e0 tr\u1eebu t\u01b0\u1ee3ng h\u00f3a c\u00e1c nhi\u1ec7m v\u1ee5 deep learning.\u00a0\u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi nh\u00f3m Google Brain, TensorFlow l\u00e0 m\u1ed9t th\u01b0 vi\u1ec7n m\u00e3 ngu\u1ed3n m\u1edf gi\u00fap cho vi\u1ec7c machine learning nhanh h\u01a1n v\u00e0 d\u1ec5 d\u00e0ng h\u01a1n.\u00a0Khung ph\u1ed5 bi\u1ebfn n\u00e0y s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i ki\u1ebfn \u200b\u200btr\u00fac CUDA.\u00a0Tr\u00ean th\u1ef1c t\u1ebf, n\u1ebfu kh\u00f4ng c\u00f3 CUDA, to\u00e0n b\u1ed9 s\u1ee9c m\u1ea1nh c\u1ee7a GPU c\u1ee7a b\u1ea1n s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng trong c\u00e1c \u1ee9ng d\u1ee5ng TensorFlow.<\/p>\n<h4>PyTorch<\/h4>\n<p>PyTorch l\u00e0 g\u00f3i t\u00ednh to\u00e1n khoa h\u1ecdc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 cung c\u1ea5p t\u1ed1c \u0111\u1ed9 v\u00e0 t\u00ednh linh ho\u1ea1t trong c\u00e1c d\u1ef1 \u00e1n Deep Learning.\u00a0Trong giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 thay th\u1ebf cho th\u01b0 vi\u1ec7n ch\u1ec9 d\u00e0nh cho CPU, NumPy (Numerical Python), v\u1ed1n ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o vi\u1ec7c th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng to\u00e1n h\u1ecdc trong M\u1ea1ng n\u01a1-ron.\u00a0PyTorch c\u0169ng d\u1ef1a v\u00e0o th\u01b0 vi\u1ec7n CUDA \u0111\u1ec3 t\u0103ng t\u1ed1c GPU v\u00e0 k\u1ec3 t\u1eeb khi vi\u1ebft b\u00e0i n\u00e0y, h\u1ed7 tr\u1ee3 cho GPU AMD kh\u00f4ng c\u00f3 s\u1eb5n cho khung n\u00e0y.<\/p>\n<h4>Microsoft Cognitive Toolkit (tr\u01b0\u1edbc \u0111\u00e2y l\u00e0 CNTK)<\/h4>\n<p>Microsoft\u00a0Cognitive Toolkit l\u00e0 m\u1ed9t framework cho Deep Learning ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 s\u1eed d\u1ee5ng n\u1ed9i b\u1ed9 t\u1ea1i Microsoft.\u00a0Sau khi \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0 m\u1edf ra cho c\u1ed9ng \u0111\u1ed3ng s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t g\u00f3i ngu\u1ed3n m\u1edf, CNTK \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng framework Deep Learning \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn r\u1ed9ng r\u00e3i nh\u1ea5t.\u00a0M\u1eb7c d\u00f9 ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng TensorFlow v\u00e0 PyTorch, b\u1ed9 c\u00f4ng c\u1ee5 n\u00e0y v\u1eabn \u0111\u01b0\u1ee3c ghi nh\u1eadn l\u00e0 d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 t\u01b0\u01a1ng th\u00edch.\u00a0G\u00f3i n\u00e0y h\u1ed7 tr\u1ee3 c\u1ea3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a CPU v\u00e0 GPU, m\u1eb7c d\u00f9 s\u1eed d\u1ee5ng kh\u1ea3 n\u0103ng t\u0103ng t\u1ed1c GPU y\u00eau c\u1ea7u s\u1eed d\u1ee5ng th\u01b0 vi\u1ec7n CUDNN \u0111\u1ed9c quy\u1ec1n c\u1ee7a NVIDIA.<\/p>\n<h3>T\u1ed1c \u0111\u1ed9<\/h3>\n<p>Khi n\u00f3i \u0111\u1ebfn \u0111i\u1ec7n to\u00e1n, \u0111i \u0111\u1ea7u \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi l\u00e0 t\u1ed1c \u0111\u1ed9.\u00a0B\u1ea5t k\u1ec3 \u1ee9ng d\u1ee5ng \u0111\u00e3 ra \u0111\u1eddi nh\u01b0 th\u1ebf n\u00e0o, th\u1eddi gian \u0111\u00e0o t\u1ea1o nhanh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho c\u00e1c m\u00f4 h\u00ecnh Deep Learning.\u00a0H\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o c\u00e0ng nhanh, b\u1ea1n c\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 s\u1edbm.\u00a0T\u1ea5t nhi\u00ean \u0111i\u1ec1u n\u00e0y \u0111\u1eb7t ra c\u00e2u h\u1ecfi: GPU nhanh nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n<p>Khi n\u00f3i \u0111\u1ebfn GPU, hi\u1ec7u n\u0103ng th\u1ef1c s\u1ef1 l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n th\u00f4, b\u1ed9 nh\u1edb v\u00e0 b\u0103ng th\u00f4ng.\u00a0Tuy nhi\u00ean, n\u00f3i chung, s\u1ed1 l\u01b0\u1ee3ng FLOPS (floating point operations per second) c\u00e0ng cao, b\u1ed9 x\u1eed l\u00fd c\u00e0ng nhanh.\u00a0G\u1ea7n \u0111\u00e2y, Ph\u1ea7n c\u1ee9ng c\u1ee7a Tom \u0111\u00e3 ph\u00e1t h\u00e0nh danh s\u00e1ch x\u1ebfp h\u1ea1ng t\u1ed1c \u0111\u1ed9 c\u1ee7a h\u1ecd v\u1ec1 m\u1ecdi GPU hi\u1ec7n \u0111ang c\u00f3 tr\u00ean th\u1ecb tr\u01b0\u1eddng.\u00a0\u0110\u00e1ng ch\u00fa \u00fd, GPU NVIDIA chi\u1ebfm s\u00e1u v\u1ecb tr\u00ed \u0111\u1ea7u ti\u00ean, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh ng\u01b0\u1eddi chi\u1ebfn th\u1eafng r\u00f5 r\u00e0ng v\u1ec1 t\u1ed1c \u0111\u1ed9.<\/p>\n<h3>B\u1ed9 nh\u1edb \/ Memory<\/h3>\n<p>B\u1ea5t k\u1ec3 t\u00e1c v\u1ee5 \u0111ang \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1edfi CPU hay GPU, n\u00f3 \u0111\u1ec1u y\u00eau c\u1ea7u b\u1ed9 nh\u1edb (RAM).\u00a0\u0110i\u1ec1u n\u00e0y l\u00e0 do b\u1ed9 x\u1eed l\u00fd ch\u1ecbu tr\u00e1ch nhi\u1ec7m th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n \u0111\u00e1ng k\u1ec3 v\u00e0 k\u1ebft qu\u1ea3 cho t\u1eebng nhu c\u1ea7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef.\u00a0\u0110\u1ed1i v\u1edbi c\u00e1c t\u00e1c v\u1ee5 \u0111\u00f2i h\u1ecfi cao nh\u01b0 c\u00e1c t\u00e1c v\u1ee5 trong \u1ee9ng d\u1ee5ng Deep Learning, c\u1ea7n m\u1ed9t l\u01b0\u1ee3ng b\u1ed9 nh\u1edb \u0111\u00e1ng k\u1ec3.\u00a0Kh\u00f4ng c\u00f3 \u0111\u1ee7 RAM, hi\u1ec7u su\u1ea5t b\u1ecb suy gi\u1ea3m \u0111\u00e1ng k\u1ec3 v\u00e0 to\u00e0n b\u1ed9 ti\u1ec1m n\u0103ng c\u1ee7a s\u1ee9c m\u1ea1nh x\u1eed l\u00fd th\u00f4 kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/p>\n<p>\u0110\u1ed1i v\u1edbi GPU v\u00e0 RAM, c\u00f3 hai lo\u1ea1i: T\u00edch h\u1ee3p v\u00e0 Chuy\u00ean d\u1ee5ng.\u00a0GPU t\u00edch h\u1ee3p kh\u00f4ng c\u00f3 b\u1ed9 nh\u1edb ri\u00eang.\u00a0Thay v\u00e0o \u0111\u00f3, n\u00f3 chia s\u1ebb b\u1ed9 nh\u1edb tr\u00ean bo m\u1ea1ch \u0111\u01b0\u1ee3c CPU s\u1eed d\u1ee5ng.\u00a0M\u1eb7t kh\u00e1c, m\u1ed9t GPU chuy\u00ean d\u1ee5ng, th\u1ef1c hi\u1ec7n c\u00e1c t\u00ednh to\u00e1n b\u1eb1ng RAM c\u1ee7a ch\u00ednh n\u00f3.\u00a0M\u1eb7c d\u00f9 GPU chuy\u00ean d\u1ee5ng c\u00f3 gi\u00e1 cao, nh\u01b0ng b\u1ed9 nh\u1edb b\u1ed5 sung th\u01b0\u1eddng dao \u0111\u1ed9ng trong kho\u1ea3ng t\u1eeb 2 GB \u0111\u1ebfn 12 GB, v\u00e0 ch\u00fang c\u00f3 nh\u1eefng l\u1ee3i th\u1ebf quan tr\u1ecdng.<\/p>\n<p>Th\u1ee9 nh\u1ea5t, GPU chuy\u00ean d\u1ee5ng s\u1ebd kh\u00f4ng b\u1ecb t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c b\u1edfi CPU b\u1ecb chia s\u1ebb \u0111\u1ec3 x\u1eed l\u00fd \u0111\u00e1ng k\u1ec3.\u00a0Kh\u00f4ng ph\u1ea3i chia s\u1ebb RAM, n\u00f3 th\u1ef1c s\u1ef1 ch\u1ea1y song song m\u00e0 kh\u00f4ng ph\u1ea3i ch\u1edd c\u00e1c ho\u1ea1t \u0111\u1ed9ng li\u00ean quan \u0111\u1ebfn CPU ho\u00e0n t\u1ea5t.\u00a0Ti\u1ebfp theo, v\u00e0 c\u00f3 l\u1ebd quan tr\u1ecdng h\u01a1n, GPU chuy\u00ean d\u1ee5ng s\u1ebd ch\u1ee9a chip b\u1ed9 nh\u1edb hi\u1ec7u su\u1ea5t cao h\u01a1n.\u00a0S\u1ef1 gia t\u0103ng t\u1ed1c \u0111\u1ed9 b\u1ed9 nh\u1edb n\u00e0y l\u00e0 m\u1ed9t \u0111\u00f3ng g\u00f3p tr\u1ef1c ti\u1ebfp cho b\u0103ng th\u00f4ng, \u0111\u00e2y l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh quan tr\u1ecdng kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3.<\/p>\n<h3>B\u0103ng th\u00f4ng \/ Bandwidth<\/h3>\n<p>Kh\u00f4ng c\u00f3 cu\u1ed9c th\u1ea3o lu\u1eadn n\u00e0o v\u1ec1 b\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean s\u1ebd k\u1ebft th\u00fac m\u00e0 kh\u00f4ng \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u0103ng th\u00f4ng v\u00e0 c\u00e1ch n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng chung.\u00a0B\u0103ng th\u00f4ng l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa t\u1ed1c \u0111\u1ed9 b\u1ed9 nh\u1edb, chi\u1ec1u r\u1ed9ng b\u1ed9 nh\u1edb v\u00e0 lo\u1ea1i b\u1ed9 nh\u1edb.\u00a0M\u1eb7c d\u00f9 m\u1ed7i c\u00e1i \u0111\u1ec1u c\u00f3 \u00fd ngh\u0129a, nh\u01b0ng t\u1ed1t nh\u1ea5t l\u00e0 t\u00f3m t\u1eaft b\u1eb1ng c\u00e1ch n\u00f3i r\u1eb1ng khi b\u0103ng th\u00f4ng kh\u00f4ng \u0111\u1ea1t chu\u1ea9n, GPU s\u1ebd m\u1ea5t r\u1ea5t nhi\u1ec1u th\u1eddi gian nh\u00e0n r\u1ed7i khi n\u00f3 ch\u1edd RAM ph\u1ea3n h\u1ed3i.\u00a0Kh\u00f4ng c\u00f3 g\u00ec \u0111\u00e1ng ng\u1ea1c nhi\u00ean khi GPU c\u00f3 gi\u00e1 th\u1ea5p h\u01a1n c\u1ee7a c\u00f9ng m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 ch\u1ec9 kh\u00e1c nhau v\u1ec1 b\u0103ng th\u00f4ng v\u00e0 do \u0111\u00f3, l\u00e0 m\u1ed9t t\u00ednh n\u0103ng quan tr\u1ecdng c\u1ea7n xem x\u00e9t.<\/p>\n<h2>T\u00f4i n\u00ean ch\u1ecdn th\u01b0\u01a1ng hi\u1ec7u GPU n\u00e0o?<\/h2>\n<p>V\u1edbi hi\u1ec7n tr\u1ea1ng c\u00f4ng ngh\u1ec7 hi\u1ec7n nay, GPU NVIDIA l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho nh\u1eefng ai quan t\u00e2m \u0111\u1ebfn Deep Learning.\u00a0Kh\u00f4ng c\u00f2n nghi ng\u1edd g\u00ec n\u1eefa, AMD t\u1ea1o ra ph\u1ea7n c\u1ee9ng tuy\u1ec7t v\u1eddi v\u00e0 b\u1ed9 x\u1eed l\u00fd m\u1ea1nh m\u1ebd, nh\u01b0ng x\u00e9t v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t &#8211; t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 (c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n&#8230;) &#8211; \u0111\u01a1n gi\u1ea3n l\u00e0 h\u1ecd kh\u00f4ng c\u1ea1nh tranh \u1edf giai \u0111o\u1ea1n n\u00e0y c\u1ee7a cu\u1ed9c ch\u01a1i.<\/p>\n<p>T\u1ea1i sao?\u00a0T\u00f3m l\u1ea1i, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u1ee9ng d\u1ee5ng Deep Learning ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 h\u1ed7 tr\u1ee3 v\u00e0 m\u1ed9t khi h\u1ec7 th\u1ed1ng s\u1eb5n s\u00e0ng, n\u00f3 s\u1ebd gi\u1ea3m t\u1ed1c \u0111\u1ed9.\u00a0T\u1ed1c \u0111\u1ed9 c\u1ee7a GPU \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi m\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n, v\u1edbi b\u1ed9 nh\u1edb v\u00e0 b\u0103ng th\u00f4ng c\u0169ng quan tr\u1ecdng nh\u01b0 t\u1ed1c \u0111\u1ed9 xung nh\u1ecbp c\u1ee7a GPU.\u00a0Cho d\u00f9 b\u1ea1n l\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n, nh\u00e0 cung c\u1ea5p hay ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i &#8211; b\u1ea5t k\u1ec3 b\u1ea1n l\u00e0 ai, vi\u1ec7c c\u00f3 GPU nhanh l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 c\u1ee7a b\u1ea1n.<\/p>\n<p>B\u1ea1n c\u00f3 th\u1eafc m\u1eafc v\u1ec1 vi\u1ec7c thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng Deep Learning cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh? Hay ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 mu\u1ed1n chia s\u1ebb v\u1edbi ch\u00fang t\u00f4i b\u1ea5t k\u1ef3 v\u1ea5n \u0111\u1ec1 g\u00ec trong l\u0129nh v\u1ef1c \u0111i\u1ec7n to\u00e1n hi\u1ec7u n\u0103ng cao v\u1ec1 GPU? H\u00e3y li\u00ean h\u1ec7 v\u1edbi nh\u00f3m t\u01b0 v\u1ea5n tri\u1ec3n khai h\u1ea1 t\u1ea7ng \u0111i\u1ec7n to\u00e1n GPU c\u1ee7a Nh\u1ea5t Ti\u1ebfn Chung <a href=\"https:\/\/thegioimaychu.vn\/solution\/contact\/\">t\u1ea1i \u0111\u00e2y<\/a>, ho\u1eb7c email \u0111\u1ebfn: presales@thegioimaychu.vn.<\/p>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=23322\">NVIDIA RTX PRO 4500 Blackwell Server Edition: B\u01b0\u1edbc nh\u1ea3y v\u1ecdt t\u1eeb th\u1ebf h\u1ec7 L4 cho h\u1ea1 t\u1ea7ng AI suy lu\u1eadn hi\u1ec7u n\u0103ng cao<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22728\">Hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh h\u00e0ng tr\u0103m t\u1ef7 tham s\u1ed1 ngay t\u1ea1i b\u00e0n v\u1edbi MSI EdgeXpert<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22612\">NVIDIA Merlin: T\u1ed5ng quan v\u1ec1 toolkit cho h\u1ec7 th\u1ed1ng g\u1ee3i \u00fd quy m\u00f4 l\u1edbn<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22403\">Th\u1eed so s\u00e1nh m\u00e1y t\u00ednh DGX Spark v\u00e0 m\u1ed9t PC c\u1ea5u h\u00ecnh cao v\u1edbi GPU RTX 5080<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22376\">OpenAI l\u1ea7n \u0111\u1ea7u ph\u00e1t h\u00e0nh mi\u1ec5n ph\u00ed m\u00f4 h\u00ecnh ng\u00f4n ng\u1eef m\u1edbi v\u1edbi t\u00ean g\u1ecdi l\u00e0 GPT-OSS<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=22258\">NVIDIA hi\u1ec7n \u0111ang cung c\u1ea5p nh\u1eefng d\u00f2ng GPU n\u00e0o?<\/a><\/li>\n<\/ul>\n<\/p>","protected":false},"excerpt":{"rendered":"<p>GPU v&agrave; Deep Learning B&#7897; x&#7917; l&yacute; &#273;&#7891; h&#7885;a, th&#432;&#7901;ng &#273;&#432;&#7907;c g&#7885;i l&agrave; GPU, l&agrave; b&#7897; x&#7917; l&yacute; chuy&ecirc;n d&#7909;ng &#273;&#432;&#7907;c s&#7917; d&#7909;ng &#273;&#7875; x&#7917; l&yacute; song song t&#7889;c &#273;&#7897; cao.&nbsp;Nghe h&#417;i mang t&iacute;nh k&#7929; thu&#7853;t, nh&#432;ng c&aacute;i t&ecirc;n &#273;ang tr&#7903; n&ecirc;n ph&#7893; bi&#7871;n khi kh&#7843; n&#259;ng &#7913;ng d&#7909;ng v&agrave; m&#7913;c &#273;&#7897; ph&#7893; bi&#7871;n c&#7911;a&#8230;<\/p>\n","protected":false},"author":2,"featured_media":2702,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[3],"tags":[7,304,671],"class_list":["post-2701","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai-hpc","tag-ai","tag-geforce","tag-gpu"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - 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