{"id":101722,"date":"2021-10-22T10:23:30","date_gmt":"2021-10-22T08:23:30","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/kompaniya-sifive-predstavila-yadro-risc-v-operezhayushhee-po-proizvoditelnosti-arm-cortex-a78"},"modified":"2021-10-22T10:23:30","modified_gmt":"2021-10-22T08:23:30","slug":"kompaniya-sifive-predstavila-yadro-risc-v-operezhayushhee-po-proizvoditelnosti-arm-cortex-a78","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/kompaniya-sifive-predstavila-yadro-risc-v-operezhayushhee-po-proizvoditelnosti-arm-cortex-a78","title":{"rendered":"Compania SiFive a prezentat un nucleu RISC-V, care dep\u0103\u0219e\u0219te \u00een performan\u021b\u0103 ARM Cortex-A78","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Compania SiFive, fondat\u0103 de creatorii arhitecturii setului de instruc\u021biuni RISC-V \u0219i care a dezvoltat prima versiune prototip a unui procesor bazat pe RISC-V, a prezentat un nou nucleu CPU RISC-V \u00een gama SiFive Performance, care este cu 50% mai rapid dec\u00e2t fostul nucleu de top P550 \u0219i dep\u0103\u0219e\u0219te \u00een performan\u021b\u0103 ARM Cortex-A78, cel mai puternic procesor bazat pe arhitectura ARM. SoC bazate pe noul nucleu sunt orientate \u00een primul r\u00e2nd c\u0103tre sisteme server \u0219i sta\u021bii de lucru, dar este posibil \u0219i crearea de variante reduse pentru dispozitive mobile \u0219i \u00eencorporate.    <\/p>\n<p>Se declar\u0103 c\u0103, comparativ cu P550, noul nucleu de procesor SiFive con\u021bine 16 MB de cache L3 \u00een loc de 4 MB, poate integra \u00een acela\u0219i chip p\u00e2n\u0103 la 16 nuclee \u00een loc de 4, func\u021bioneaz\u0103 la o frecven\u021b\u0103 de p\u00e2n\u0103 la 3,5 GHz \u00een loc de 2,4 GHz, suport\u0103 memorie DDR5 \u0219i magistrala PCI-Express 5.0. Arhitectura general\u0103 a noului nucleu este similar\u0103 cu cea a P550 \u0219i are, de asemenea, un caracter modular, permi\u021b\u00e2nd ad\u0103ugarea \u00een SoC a unor blocuri suplimentare cu acceleratoare specializate sau GPU. Detalii suplimentare sunt a\u0219teptate \u00een decembrie, iar datele RTL gata pentru experimente pe FPGA vor fi publicate anul viitor.        <\/p>\n<p>RISC-V ofer\u0103 un sistem deschis \u0219i flexibil de instruc\u021biuni de ma\u0219in\u0103, permi\u021b\u00e2nd crearea de SoC \u0219i microprocesoare complet deschise pentru domenii de aplicare variate, f\u0103r\u0103 a necesita redeven\u021be \u0219i f\u0103r\u0103 a impune condi\u021bii de utilizare. \u00cen prezent, pe baza specifica\u021biei RISC-V, diferite companii \u0219i comunit\u0103\u021bi dezvolt\u0103 sub diverse licen\u021be open-source (BSD, MIT, Apache 2.0) 111 variante de nuclee de microprocesoare, 31 platforme, 12 SoC \u0219i 12 produse finite.<br \/>\n<br \/>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56013\">opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f SiFive, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044f\u043c\u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u043d\u0430\u0431\u043e\u0440\u0430 \u043a\u043e\u043c\u0430\u043d\u0434 RISC-V \u0438 \u0432 \u0441\u0432\u043e\u0451 \u0432\u0440\u0435\u043c\u044f \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u0438\u0432\u0448\u0430\u044f \u043f\u0435\u0440\u0432\u044b\u0439 \u043f\u0440\u043e\u0442\u043e\u0442\u0438\u043f \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u0430 \u043d\u0430 \u0431\u0430\u0437\u0435 RISC-V, \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u043e\u0435 RISC-V \u044f\u0434\u0440\u043e CPU \u0432 \u043b\u0438\u043d\u0435\u0439\u043a\u0435 SiFive Performance, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043d\u0430 50% \u0431\u044b\u0441\u0442\u0440\u0435\u0435 \u043f\u0440\u043e\u0448\u043b\u043e\u0433\u043e \u0442\u043e\u043f\u043e\u0432\u043e\u0433\u043e \u044f\u0434\u0440\u0430 P550 \u0438 \u043e\u043f\u0435\u0440\u0435\u0436\u0430\u0435\u0442 \u043f\u043e \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 ARM Cortex-A78, \u043d\u0430\u0438\u0431\u043e\u043b\u0435\u0435 \u043c\u043e\u0449\u043d\u044b\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440 \u043d\u0430 \u0431\u0430\u0437\u0435 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM. SoC \u043d\u0430 \u0431\u0430\u0437\u0435 \u043d\u043e\u0432\u043e\u0433\u043e \u044f\u0434\u0440\u0430 \u043e\u0440\u0438\u0435\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u044b [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-101722","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f SiFive, \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044f\u043c\u0438 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u043d\u0430\u0431\u043e\u0440\u0430 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