{"id":6731,"date":"2018-12-25T03:28:26","date_gmt":"2018-12-25T03:28:26","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=6731"},"modified":"2024-11-12T18:26:02","modified_gmt":"2024-11-12T11:26:02","slug":"the-nao-la-bo-xu-ly-do-hoa-gpu-tren-may-tinh","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=6731","title":{"rendered":"GPU l\u00e0 g\u00ec? CPU v\u00e0 GPU c\u00e1i n\u00e0o quan tr\u1ecdng h\u01a1n?"},"content":{"rendered":"

GPU v\u00e0 CPU l\u00e0 hai b\u1ed9 x\u1eed l\u00fd kh\u00f4ng th\u1ec3 thi\u1ebfu tr\u00ean b\u1ea5t c\u1ee9 m\u00e1y t\u00ednh n\u00e0o, t\u1eeb PC cho \u0111\u1ebfn laptop. Tuy nhi\u00ean, nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn nh\u1ea7m l\u1eabn, kh\u00f4ng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c CPU v\u00e0 GPU l\u00e0 g\u00ec do ch\u01b0a hi\u1ec3u r\u00f5 nhi\u1ec7m v\u1ee5 c\u1ee7a ch\u00fang. C\u00f9ng H\u1ecdc vi\u1ec7n iT t\u00ecm hi\u1ec3u chi ti\u1ebft trong b\u00e0i vi\u1ebft n\u00e0y nh\u00e9!<\/span><\/p>\n

1. CPU l\u00e0 g\u00ec?<\/b><\/h2>\n
\"CPU\"
CPU<\/figcaption><\/figure>\n

CPU l\u00e0 b\u1ed9 x\u1eed l\u00fd trung t\u00e2m, \u0111\u00f3ng vai tr\u00f2 nh\u01b0 \u201cb\u1ed9 n\u00e3o\u201d c\u1ee7a m\u00e1y t\u00ednh. C\u00f4ng vi\u1ec7c c\u1ee7a CPU l\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh to\u00e1n, \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec1u ph\u1ed1i c\u00e1c ho\u1ea1t \u0111\u1ed9ng trong h\u1ec7 th\u1ed1ng.<\/span><\/p>\n

C\u1ea5u tr\u00fac c\u1ee7a CPU th\u01b0\u1eddng c\u00f3 t\u1eeb 2 cho \u0111\u1ebfn 18 nh\u00e2n m\u1ea1nh m\u1ebd, cho ph\u00e9p x\u1eed l\u00fd nh\u1eefng ph\u00e9p t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch tu\u1ea7n t\u1ef1 nh\u01b0 ch\u1ea1y c\u00e1c ph\u1ea7n m\u1ec1m. C\u00e1c nh\u00e2n c\u1ee7a CPU c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp ho\u1eb7c ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec1u c\u00f4ng vi\u1ec7c c\u00f9ng l\u00fac.<\/span><\/p>\n

2. GPU l\u00e0 g\u00ec?<\/b><\/h2>\n
\"GPU\"
GPU<\/figcaption><\/figure>\n

GPU (Graphics Processing Unit) l\u00e0 b\u1ed9 x\u1eed l\u00fd \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 chuy\u00ean x\u1eed l\u00fd d\u1eef li\u1ec7u v\u1ec1 h\u00ecnh \u1ea3nh v\u00e0 video. Kh\u00e1c v\u1edbi CPU, c\u1ea5u tr\u00fac c\u1ee7a GPU c\u00f3 h\u00e0ng ng\u00e0n l\u00f5i nh\u1ecf nh\u01b0ng y\u1ebfu h\u01a1n. Thi\u1ebft k\u1ebf n\u00e0y gi\u00fap GPU c\u00f3 th\u1ec3 song song h\u00e0ng ng\u00e0n t\u00e1c v\u1ee5 nh\u1ecf c\u00f9ng l\u00fac.<\/span><\/p>\n

D\u1ef1a theo thi\u1ebft k\u1ebf, ch\u00fang ta chia GPU th\u00e0nh 2 lo\u1ea1i:<\/span><\/p>\n

    \n
  • GPU t\u00edch h\u1ee3p hay card \u0111\u1ed3 h\u1ecda onboard<\/b>: Nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ebd t\u00edch h\u1ee3p GPU v\u00e0o CPU v\u00e0 c\u1ed1 \u0111\u1ecbnh b\u1ed9 x\u1eed l\u00fd n\u00e0y tr\u00ean mainboard. Lo\u1ea1i card \u0111\u1ed3 h\u1ecda n\u00e0y s\u1ebd chia s\u1ebb m\u1ed9t ph\u1ea7n s\u1ee9c m\u1ea1nh c\u1ee7a CPU n\u00ean c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, ti\u1ebft ki\u1ec7m \u0111i\u1ec7n v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t r\u1ebb.<\/span><\/li>\n
  • GPU r\u1eddi hay card \u0111\u1ed3 h\u1ecda r\u1eddi: <\/b>GPU l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ee7a card \u0111\u1ed3 h\u1ecda – m\u1ed9t ph\u1ea7n c\u1ee9ng \u0111\u1ed9c l\u1eadp v\u00e0 k\u1ebft n\u1ed1i v\u1edbi mainboard qua khe c\u1eafm PCIe. Do thi\u1ebft k\u1ebf t\u00e1ch bi\u1ec7t n\u00ean card \u0111\u1ed3 h\u1ecda r\u1eddi m\u1ea1nh m\u1ebd v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 \u0111\u1ed3 h\u1ecda ph\u1ee9c t\u1ea1p h\u01a1n.<\/span><\/li>\n<\/ul>\n

    3. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa CPU v\u00e0 GPU l\u00e0 g\u00ec?<\/b><\/h2>\n

    \u0110\u1ec3 ph\u00e2n bi\u1ec7t CPU v\u00e0 GPU, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u1ea3ng sau:<\/span><\/p>\n\n\n\n\n\n\n\n
    T\u00ednh n\u0103ng<\/strong><\/td>\nCPU (Central Processing Unit)<\/strong><\/td>\nGPU (Graphics Processing Unit)<\/strong><\/td>\n<\/tr>\n
    Ch\u1ee9c n\u0103ng ch\u00ednh<\/strong><\/td>\nX\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 chung c\u1ee7a m\u00e1y t\u00ednh, bao g\u1ed3m t\u00ednh to\u00e1n, \u0111i\u1ec1u khi\u1ec3n h\u1ec7 th\u1ed1ng, t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p<\/span><\/td>\nX\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 li\u00ean quan \u0111\u1ebfn \u0111\u1ed3 h\u1ecda, t\u1ea1o h\u00ecnh \u1ea3nh, video, t\u00ednh to\u00e1n song song<\/span><\/td>\n<\/tr>\n
    C\u1ea5u tr\u00fac<\/strong><\/td>\nC\u00e1c l\u00f5i tuy \u00edt nh\u01b0ng hi\u1ec7u su\u1ea5t t\u00ednh to\u00e1n cao, c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd tu\u1ea7n t\u1ef1 t\u1ed1t<\/span><\/td>\nC\u00f3 nhi\u1ec1u l\u00f5i nh\u1ecf v\u1edbi hi\u1ec7u su\u1ea5t th\u1ea5p. C\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhi\u1ec1u t\u00e1c v\u1ee5 \u0111\u01a1n gi\u1ea3n<\/span><\/td>\n<\/tr>\n
    B\u1ed9 nh\u1edb cache<\/strong><\/td>\nK\u00edch th\u01b0\u1edbc l\u1edbn h\u01a1n, \u01b0u ti\u00ean cho c\u00e1c d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy c\u1eadp th\u01b0\u1eddng xuy\u00ean<\/span><\/td>\nK\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n, \u01b0u ti\u00ean cho vi\u1ec7c truy c\u1eadp b\u1ed9 nh\u1edb nhanh<\/span><\/td>\n<\/tr>\n
    \u1ee8ng d\u1ee5ng<\/strong><\/td>\nCh\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh, c\u00e1c \u1ee9ng d\u1ee5ng v\u0103n ph\u00f2ng, l\u1eadp tr\u00ecnh,…<\/span><\/td>\nCh\u01a1i game, thi\u1ebft k\u1ebf \u0111\u1ed3 h\u1ecda, render video, h\u1ecdc m\u00e1y,…<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    4. <\/b>CPU v\u00e0 GPU c\u00e1i n\u00e0o quan tr\u1ecdng h\u01a1n<\/b>?<\/b><\/h2>\n
    \"CPU
    CPU v\u00e0 GPU<\/figcaption><\/figure>\n

    Nh\u01b0 \u0111\u00e3 chia s\u1ebb \u1edf tr\u00ean, c\u1ea3\u00a0 CPU v\u00e0 GPU \u0111\u1ec1u c\u00f3 vai tr\u00f2 ri\u00eang v\u00e0 kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau. CPU ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111i\u1ec1u khi\u1ec3n to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng v\u00e0 x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 kh\u00f4ng li\u00ean quan \u0111\u1ebfn \u0111\u1ed3 h\u1ecda. Trong khi \u0111\u00f3, GPU chuy\u00ean x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 \u0111\u1ed3 h\u1ecda, t\u1ed1i \u01b0u c\u00e1c t\u00e1c v\u1ee5 li\u00ean quan \u0111\u1ebfn \u0111\u1ed3 h\u1ecda nh\u01b0 ch\u01a1i game, render h\u00ecnh \u1ea3nh, video,…<\/span><\/p>\n

    Tr\u00ean \u0111\u00e2y l\u00e0 chia s\u1ebb c\u1ee7a H\u1ecdc vi\u1ec7n iT v\u1ec1 GPU l\u00e0 g\u00ec v\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa <\/span>GPU v\u00e0 CPU<\/span>. Hy v\u1ecdng nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y c\u00f3 th\u1ec3 gi\u00fap \u00edch cho b\u1ea1n trong qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp v\u00e0 l\u00e0m vi\u1ec7c.\u00a0<\/span><\/p>\n

    N\u1ebfu c\u00f3 b\u1ea5t c\u1ee9 th\u1eafc m\u1eafc n\u00e0o th\u00ec h\u00e3y \u0111\u1ec3 l\u1ea1i b\u00ecnh lu\u1eadn ngay b\u00ean d\u01b0\u1edbi b\u00e0i vi\u1ebft n\u00e0y ho\u1eb7c inbox tr\u1ef1c ti\u1ebfp cho H\u1ecdc vi\u1ec7n iT \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p t\u1ed1t nh\u1ea5t. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

    Trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng m\u00e1y t\u00ednh h\u1eb1ng ng\u00e0y, ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 t\u1eebng nghe \u0111\u1ebfn thu\u1eadt ng\u1eef GPU. GPU l\u00e0 g\u00ec? B\u1ed9 x\u1eed l\u00fd \u0111\u1ed3 h\u1ecda GPU (Graphics Processing Unit) l\u00e0 m\u1ed9t b\u1ed9 x\u1eed l\u00fd chuy\u00ean s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c b\u00e0i to\u00e1n h\u00ecnh h\u1ecdc…<\/p>\n","protected":false},"author":95,"featured_media":11906,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[96,94],"tags":[196,195,194],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/6731"}],"collection":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/users\/95"}],"replies":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6731"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/6731\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/11906"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}