{"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\/pt\/blog\/news\/kompaniya-sifive-predstavila-yadro-risc-v-operezhayushhee-po-proizvoditelnosti-arm-cortex-a78","title":{"rendered":"A SiFive apresentou um n\u00facleo RISC-V que supera o desempenho do ARM Cortex-A78","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>A empresa SiFive, fundada pelos criadores da arquitetura de conjunto de instru\u00e7\u00f5es RISC-V e que na sua \u00e9poca desenvolveu o primeiro prot\u00f3tipo de processador baseado em RISC-V, apresentou um novo n\u00facleo de CPU RISC-V na linha SiFive Performance, que \u00e9 50% mais r\u00e1pido do que o antigo n\u00facleo topo de linha P550 e supera, em desempenho, o ARM Cortex-A78, o processador mais poderoso baseado na arquitetura ARM. Os SoCs baseados neste novo n\u00facleo s\u00e3o direcionados principalmente a sistemas de servidores e esta\u00e7\u00f5es de trabalho, mas tamb\u00e9m \u00e9 poss\u00edvel desenvolver vers\u00f5es compactas para dispositivos m\u00f3veis e embutidos.    <\/p>\n<p>Foi declarado que, em compara\u00e7\u00e3o com o P550, o novo n\u00facleo de processador SiFive cont\u00e9m 16 MB de cache L3 em vez de 4 MB, pode combinar at\u00e9 16 n\u00facleos em um \u00fanico chip em vez de 4, opera em frequ\u00eancias de at\u00e9 3.5GHz em vez de 2.4GHz, suporta mem\u00f3ria DDR5 e barramento PCI-Express 5.0. A arquitetura geral do novo n\u00facleo \u00e9 semelhante \u00e0 do P550 e tamb\u00e9m possui um car\u00e1ter modular, permitindo adicionar blocos adicionais com aceleradores especializados ou GPUs aos SoCs. Detalhes devem ser publicados em dezembro, e os dados RTL prontos para experimenta\u00e7\u00e3o em FPGA ser\u00e3o divulgados no pr\u00f3ximo ano.        <\/p>\n<p>O RISC-V oferece um sistema aberto e flex\u00edvel de instru\u00e7\u00f5es de m\u00e1quina, permitindo a cria\u00e7\u00e3o de SoCs e microprocessadores completamente abertos para uma variedade de aplica\u00e7\u00f5es, sem exigir royalties ou impor condi\u00e7\u00f5es para o uso. Atualmente, com base na especifica\u00e7\u00e3o RISC-V, diferentes empresas e comunidades est\u00e3o desenvolvendo 111 variantes de n\u00facleos de microprocessadores sob diversas licen\u00e7as abertas (BSD, MIT, Apache 2.0), 31 plataformas, 12 SoCs e 12 produtos prontos.<br \/>\n<br \/>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56013\">opennet.ru<\/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 5.0.3 - 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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n\u00facleo RISC-V, superando em desempenho o ARM Cortex-A78 | ProHoster","description":"A empresa SiFive, fundada pelos criadores da arquitetura de conjunto de instru\u00e7\u00f5es RISC-V e que na sua \u00e9poca desenvolveu o primeiro prot\u00f3tipo de processador baseado em RISC-V, apresentou um novo n\u00facleo de CPU RISC-V na linha SiFive Performance.","canonical_url":"https:\/\/prohoster.info\/pt\/blog\/news\/kompaniya-sifive-predstavila-yadro-risc-v-operezhayushhee-po-proizvoditelnosti-arm-cortex-a78","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"pt_PT","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS 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