{"id":4058,"date":"2025-09-16T11:12:00","date_gmt":"2025-09-16T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/ram-random-access-memory-explained\/"},"modified":"2026-06-22T07:10:09","modified_gmt":"2026-06-22T07:10:09","slug":"ram-random-access-memory-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ram-random-access-memory-explained","title":{"rendered":"RAM L\u00e0 G\u00ec? \u0110\u1ecbnh Ngh\u0129a, Ch\u1ee9c N\u0103ng v\u00e0 T\u1ea7m Quan Tr\u1ecdng"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b.webp\" alt=\"What Is RAM (Random Access Memory)?\" class=\"wp-image-4055\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/19339be3f7dc484d81b73b4121493c9b-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">RAM (B\u1ed9 Nh\u1edb Truy C\u1eadp Ng\u1eabu Nhi\u00ean) L\u00e0 G\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RAM (B\u1ed9 Nh\u1edb Truy C\u1eadp Ng\u1eabu Nhi\u00ean)<\/strong> l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a m\u1ecdi thi\u1ebft b\u1ecb t\u00ednh to\u00e1n hi\u1ec7n \u0111\u1ea1i. \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i <strong>b\u1ed9 nh\u1edb d\u1ec5 bay h\u01a1i<\/strong> t\u1ea1m th\u1eddi l\u01b0u tr\u1eef d\u1eef li\u1ec7u v\u00e0 h\u01b0\u1edbng d\u1eabn m\u00e0 CPU c\u1ea7n trong khi th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5. Kh\u00e1c v\u1edbi c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u0129nh vi\u1ec5n nh\u01b0 <strong>HDD<\/strong> or <strong>SSD<\/strong>, RAM m\u1ea5t to\u00e0n b\u1ed9 n\u1ed9i dung khi ngu\u1ed3n \u0111i\u1ec7n b\u1ecb ng\u1eaft, do \u0111\u00f3 r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c thao t\u00e1c nhanh v\u00e0 ng\u1eafn h\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ec Sao RAM L\u1ea1i Quan Tr\u1ecdng?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u n\u0103ng c\u1ee7a m\u00e1y t\u00ednh b\u1ecb \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp b\u1edfi l\u01b0\u1ee3ng RAM v\u00e0 t\u1ed1c \u0111\u1ed9 RAM s\u1eb5n c\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Hi\u1ec7u Qu\u1ea3 \u0110a Nhi\u1ec7m:<\/strong> Dung l\u01b0\u1ee3ng RAM l\u1edbn h\u01a1n cho ph\u00e9p nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y m\u01b0\u1ee3t m\u00e0 c\u00f9ng l\u00fac.<\/p><\/li>\n\n\n\n<li><p><strong>\u0110\u1ed9 Nh\u1ea1y C\u1ee7a H\u1ec7 Th\u1ed1ng:<\/strong> RAM nhanh h\u01a1n gi\u00fap gi\u1ea3m \u0111\u1ed9 tr\u1ec5 khi CPU truy c\u1eadp d\u1eef li\u1ec7u.<\/p><\/li>\n\n\n\n<li><p><strong>Hi\u1ec7u Su\u1ea5t \u1ee8ng D\u1ee5ng:<\/strong> Ph\u1ea7n m\u1ec1m x\u1eed l\u00fd t\u1eadp tin dung l\u01b0\u1ee3ng l\u1edbn (nh\u01b0 thi\u1ebft k\u1ebf, ph\u00e2n t\u00edch d\u1eef li\u1ec7u ho\u1eb7c tr\u00f2 ch\u01a1i) s\u1ebd \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb dung l\u01b0\u1ee3ng RAM l\u1edbn h\u01a1n.<\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, m\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 RAM DDR4 16GB c\u00f3 th\u1ec3 x\u1eed l\u00fd kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c n\u00e2ng cao hi\u1ec7u qu\u1ea3 h\u01a1n so v\u1edbi h\u1ec7 th\u1ed1ng ch\u1ec9 c\u00f3 4GB.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c Lo\u1ea1i RAM<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>DRAM (RAM \u0110\u1ed9ng):<\/strong> Lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t trong m\u00e1y t\u00ednh, y\u00eau c\u1ea7u l\u00e0m m\u1edbi li\u00ean t\u1ee5c.<\/p><\/li>\n\n\n\n<li><p><strong>SRAM (RAM T\u0129nh):<\/strong> Nhanh h\u01a1n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 h\u1ec7 th\u1ed1ng nh\u00fang.<\/p><\/li>\n\n\n\n<li><p><strong>SDRAM \/ DDR SDRAM:<\/strong> Bao g\u1ed3m c\u00e1c th\u1ebf h\u1ec7 DDR3, DDR4 v\u00e0 DDR5, m\u1ed7i th\u1ebf h\u1ec7 \u0111\u1ec1u c\u1ea3i thi\u1ec7n b\u0103ng th\u00f4ng v\u00e0 hi\u1ec7u su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">RAM So V\u1edbi Thi\u1ebft B\u1ecb L\u01b0u Tr\u1eef<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c nh\u1ea7m l\u1eabn RAM v\u1edbi thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u0129nh vi\u1ec5n l\u00e0 kh\u00e1 ph\u1ed5 bi\u1ebfn. Trong khi <strong>RAM<\/strong> cung c\u1ea5p <strong>kh\u1ea3 n\u0103ng truy c\u1eadp d\u1eef li\u1ec7u t\u1ea1m th\u1eddi nh\u01b0ng t\u1ed1c \u0111\u1ed9 cao<\/strong>, c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef nh\u01b0 <strong>\u1ed5 c\u1ee9ng HDD, \u1ed5 SSD ho\u1eb7c \u1ed5 lai<\/strong> gi\u1eef l\u1ea1i c\u00e1c t\u1ec7p v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh ngay c\u1ea3 sau khi m\u00e1y t\u00ednh t\u1eaft ngu\u1ed3n. C\u00f9ng nhau, ch\u00fang t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng cho hi\u1ec7u n\u0103ng h\u1ec7 th\u1ed1ng hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RAM Trong M\u1ea1ng M\u00e1y T\u00ednh V\u00e0 \u1ee8ng D\u1ee5ng Nh\u00fang<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i m\u00e1y t\u00ednh c\u00e1 nh\u00e2n, RAM c\u0169ng \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong <strong>thi\u1ebft b\u1ecb m\u1ea1ng, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f4ng nghi\u1ec7p v\u00e0 h\u1ec7 th\u1ed1ng truy\u1ec1n th\u00f4ng<\/strong>. V\u00ed d\u1ee5, c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch Ethernet v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn d\u1ef1a v\u00e0o RAM \u0111\u1ec3 <strong>\u0111\u1ec7m, x\u1eed l\u00fd g\u00f3i tin v\u00e0 l\u01b0u b\u1ed9 nh\u1edb \u0111\u1ec7m<\/strong> nh\u1eb1m \u0111\u1ea3m b\u1ea3o vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/aboutus.htm\">LINK-PP<\/a>, nh\u00e0 cung c\u1ea5p h\u00e0ng \u0111\u1ea7u v\u1ec1 <strong>B\u1ed9 ph\u1eadn gh\u00e9p n\u1ed1i Ethernet v\u00e0 module MagJack t\u00edch h\u1ee3p<\/strong>, thi\u1ebft k\u1ebf c\u00e1c s\u1ea3n ph\u1ea9m ho\u1ea1t \u0111\u1ed9ng li\u1ec1n m\u1ea1ch v\u1edbi c\u00e1c thi\u1ebft b\u1ecb d\u1ef1a tr\u00ean ki\u1ebfn tr\u00fac b\u1ed9 nh\u1edb hi\u1ec7u qu\u1ea3. Trong ph\u1ea7n c\u1ee9ng m\u1ea1ng, c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-17492-integrated-rj45-connector.htm\"><strong>\u0110\u1ea7u n\u1ed1i RJ45 t\u00edch h\u1ee3p<\/strong><\/a> c\u1ee7a LINK-PP h\u1ed7 tr\u1ee3 lu\u1ed3ng d\u1eef li\u1ec7u m\u01b0\u1ee3t m\u00e0 b\u1eb1ng c\u00e1ch b\u1ed5 sung cho c\u00e1c h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng RAM v\u00e0 b\u1ed9 vi x\u1eed l\u00fd hi\u1ec7u n\u0103ng cao.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1-1024x576.jpg\" alt=\"RAM in Networking and Embedded Applications\" class=\"wp-image-4056\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1-18x10.jpg 18w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/a5af987cf98b44349e3d37bba643daa1.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft Lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RAM kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t chi ti\u1ebft k\u1ef9 thu\u1eadt \u2014 m\u00e0 ch\u00ednh l\u00e0 <strong>\u201c\u0111\u1ed9ng c\u01a1\u201d t\u1ea1o n\u00ean \u0111\u1ed9 ph\u1ea3n h\u1ed3i nhanh nh\u1ea1y<\/strong> trong m\u1ecdi h\u1ec7 th\u1ed1ng t\u00ednh to\u00e1n v\u00e0 m\u1ea1ng. Vi\u1ec7c hi\u1ec3u r\u00f5 vai tr\u00f2 c\u1ee7a RAM gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t khi n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng ho\u1eb7c thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng. D\u00f9 l\u00e0 cho m\u00e1y t\u00ednh c\u00e1 nh\u00e2n hay thi\u1ebft b\u1ecb m\u1ea1ng n\u00e2ng cao, s\u1ef1 c\u00e2n b\u1eb1ng \u0111\u00fang gi\u1eefa <strong>RAM, CPU v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n k\u1ebft n\u1ed1i<\/strong> s\u1ebd \u0111\u1ea3m b\u1ea3o hi\u1ec7u n\u0103ng \u0111\u00e1ng tin c\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 t\u00ecm hi\u1ec3u c\u00e1c gi\u1ea3i ph\u00e1p k\u1ebft n\u1ed1i ch\u1ea5t l\u01b0\u1ee3ng cao h\u1ed7 tr\u1ee3 c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c thao t\u00e1c \u0111\u00f2i h\u1ecfi dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb l\u1edbn, h\u00e3y kh\u00e1m ph\u00e1 danh m\u1ee5c s\u1ea3n ph\u1ea9m c\u1ee7a LINK-PP t\u1ea1i <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\">l-p.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u RAM (B\u1ed9 nh\u1edb truy c\u1eadp ng\u1eabu nhi\u00ean) l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 l\u00fd do n\u00f3 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi hi\u1ec7u n\u0103ng h\u1ec7 th\u1ed1ng. H\u1ecdc v\u1ec1 ch\u1ee9c n\u0103ng, c\u00e1c lo\u1ea1i v\u00e0 vai tr\u00f2 c\u1ee7a RAM trong \u0111i\u1ec7n to\u00e1n hi\u1ec7n \u0111\u1ea1i.<\/p>","protected":false},"author":1,"featured_media":4057,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[22],"class_list":["post-4058","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-integrated-rj45-connectors"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4058","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=4058"}],"version-history":[{"count":5,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4058\/revisions"}],"predecessor-version":[{"id":11122,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4058\/revisions\/11122"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4057"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}