{"id":34756,"date":"2019-10-31T22:00:14","date_gmt":"2019-10-31T19:00:14","guid":{"rendered":"https:\/\/prohoster.info\/blog\/graficheskij-protsessor-arm-mali-g77-stal-na-40-bystree\/"},"modified":"2019-10-31T22:00:14","modified_gmt":"2019-10-31T19:00:14","slug":"graficheskij-protsessor-arm-mali-g77-stal-na-40-bystree","status":"publish","type":"post","link":"https:\/\/prohoster.info\/hu\/blog\/news\/graficheskij-protsessor-arm-mali-g77-stal-na-40-bystree","title":{"rendered":"The ARM Mali-G77 graphics processor is now 40% faster.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Az \u00faj processzormag mellett Cortex-A77<\/a><\/noindex> az ARM v\u00e1llalat bemutatta a k\u00f6vetkez\u0151 gener\u00e1ci\u00f3s mobil egychip rendszerekhez tervezett grafikus processzort. A Mali-G77-et nem szabad \u00f6sszet\u00e9veszteni az \u00faj kijelz\u0151processzorral Mali-D77<\/a><\/noindex>, amely a Bifrost architekt\u00far\u00e1r\u00f3l a Valhall-ra val\u00f3 \u00e1tt\u00e9r\u00e9st jelenti.<\/p>\n

\"The<\/p>\n

Az ARM jelent\u0151s grafikus teljes\u00edtm\u00e9nyn\u00f6veked\u00e9st deklar\u00e1l a Mali-G77 eset\u00e9ben \u2013 40%-kal a jelenlegi Mali-G76 gener\u00e1ci\u00f3hoz k\u00e9pest. Ezt a gy\u00e1rt\u00e1si folyamat \u00e9s az architektur\u00e1lis fejleszt\u00e9sek egy\u00fcttesen \u00e9rik el. A Mali-G77 7-t\u0151l 16 magig terjedhet (a j\u00f6v\u0151ben 1-t\u0151l 32-ig terjed\u0151 sk\u00e1l\u00e1z\u00e1s is lehets\u00e9ges), \u00e9s mindegyik\u00fck majdnem akkora, mint a G76 eset\u00e9ben. Ez\u00e9rt a nagy teljes\u00edtm\u00e9ny\u0171 okostelefonok val\u00f3sz\u00edn\u0171leg ugyanazzal a sz\u00e1m\u00fa GPU maggal lesznek felszerelve.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

A j\u00e1t\u00e9kokban 20-40%-os teljes\u00edtm\u00e9nyn\u00f6veked\u00e9sre lehet sz\u00e1m\u00edtani a grafikai terhel\u00e9sek t\u00edpus\u00e1t\u00f3l f\u00fcgg\u0151en. A n\u00e9pszer\u0171 Manhattan GFXBench teszt eredm\u00e9nyei alapj\u00e1n a \u00faj grafikus processzor jelent\u0151s el\u0151nyt biztos\u00edt a jelenlegi gener\u00e1ci\u00f3val szemben, ami a versenyt\u00e1rs Qualcomm-t is aggodalomra k\u00e9szteti a grafikus teljes\u00edtm\u00e9ny javul\u00e1sa miatt.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

Az ARM nyilatkozata szerint a Mali-G77 \u00faj architekt\u00far\u00e1ja \u00e1tlagosan 30%-os energiahat\u00e9konys\u00e1got vagy teljes\u00edtm\u00e9nyjav\u00edt\u00e1st biztos\u00edt mag\u00e1ban. Az ARM Valhall m\u00e1sodik gener\u00e1ci\u00f3s sk\u00e1l\u00e1ris architekt\u00far\u00e1ja lehet\u0151v\u00e9 teszi, hogy a grafikus processzor ciklusonk\u00e9nt p\u00e1rhuzamosan 16 parancsot hajtson v\u00e9gre CU-nk\u00e9nt, szemben a Bifrost (Mali-G76) nyolccal. Egy\u00e9b \u00fajdons\u00e1gok k\u00f6z\u00e9 tartozik: a teljesen hardveres dinamikus parancs\u00fctemez\u00e9s \u00e9s egy teljesen \u00faj utas\u00edt\u00e1sk\u00e9szlet, amely meg\u0151rzi a Bifrosttal val\u00f3 visszafel\u00e9 kompatibilit\u00e1st. Tov\u00e1bb\u00e1 t\u00e1mogatj\u00e1k az ARM AFBC1.3 t\u00f6m\u00f6r\u00edt\u00e9si form\u00e1tumot \u00e9s tov\u00e1bbi \u00faj\u00edt\u00e1sokat (FP16 renderel\u00e9si c\u00e9lok, r\u00e9tegezett renderel\u00e9s \u00e9s vertex shaderek kimenetei).<\/p>\n

<\/center>
\n\"The<\/p>\n

\"The<\/p>\n

A Bifrost CU h\u00e1rom v\u00e9grehajt\u00f3 motort tartalmazott, mindegyik instrukci\u00f3k cache-\u00e9t, regisztert \u00e9s Warp vez\u00e9rl\u0151 blokkot. E h\u00e1rom motor k\u00f6z\u00f6tti eloszt\u00e1s lehet\u0151v\u00e9 tette 24 FMA utas\u00edt\u00e1s v\u00e9grehajt\u00e1s\u00e1t 32 bites lebeg\u0151pontos sz\u00e1m\u00edt\u00e1si pontoss\u00e1ggal (FP32). A Valhallban minden CU csup\u00e1n egy v\u00e9grehajt\u00f3 motorral rendelkezik, amelyet k\u00e9t sz\u00e1m\u00edt\u00e1si modul oszt meg, mindkett\u0151 16 Warp utas\u00edt\u00e1st tud feldolgozni egy ciklus alatt, \u00edgy \u00f6sszesen 32 FMA FP32 utas\u00edt\u00e1si \u00e1tereszt\u0151k\u00e9pess\u00e9get biztos\u00edt a CU-ra. Ezen architektur\u00e1lis v\u00e1ltoztat\u00e1soknak k\u00f6sz\u00f6nhet\u0151en a Mali-G77 p\u00e1rhuzamos sz\u00e1m\u00edt\u00e1sok sor\u00e1n egyharmaddal t\u00f6bb matematikai m\u0171veletet tud v\u00e9gezni a Mali-G76-hoz k\u00e9pest.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

Ezen k\u00edv\u00fcl mindegyik CU sz\u00e1m\u00edt\u00e1si modul tartalmaz k\u00e9t \u00faj matematikai funkci\u00f3s blokkot. Az \u00faj \u00e1talak\u00edt\u00f3 modul (CVT) feldolgozza az alapvet\u0151 eg\u00e9sz sz\u00e1m, logikai, el\u00e1gaz\u00f3 \u00e9s \u00e1talak\u00edt\u00f3 utas\u00edt\u00e1sokat. A speci\u00e1lis funkci\u00f3k blokk (SFU) felgyors\u00edtja az eg\u00e9sz sz\u00e1mok szorz\u00e1s\u00e1nak, oszt\u00e1s\u00e1nak, n\u00e9gyzetgy\u00f6k\u00e9nek, logaritmus\u00e1nak \u00e9s m\u00e1s \u00f6sszetett eg\u00e9sz sz\u00e1m\u00fa funkci\u00f3inak m\u0171veleteit.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

A standard FMA blokknak sz\u00e1mos be\u00e1ll\u00edt\u00e1sa van, amelyek t\u00e1mogatj\u00e1k 16 FP32 utas\u00edt\u00e1s v\u00e9grehajt\u00e1s\u00e1t ciklusonk\u00e9nt, 32 FP16 vagy 64 INT8 pontterm\u00e9ket. Ezek az optimaliz\u00e1ci\u00f3k ak\u00e1r 60%-os teljes\u00edtm\u00e9nyn\u00f6veked\u00e9st is biztos\u00edthatnak a g\u00e9pi tanul\u00e1si alkalmaz\u00e1sokban.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

A Mali-G77 m\u00e1sik kulcsfontoss\u00e1g\u00fa v\u00e1ltoz\u00e1sa a text\u00faramodul teljes\u00edtm\u00e9ny\u00e9nek megdupl\u00e1z\u00e1sa, amely most 4 biline\u00e1ris texelt dolgoz fel egy \u00f3raklukk\u00e9nt, szemben a kor\u00e1bbi kett\u0151vel, \u00e9s 2 triline\u00e1ris texelt egy \u00f3raklukk\u00e9nt, biztos\u00edtva a gyorsabb FP16 \u00e9s FP32 sz\u0171r\u00e9st.<\/p>\n

\"The<\/p>\n

\"The<\/p>\n

Az ARM sz\u00e1mos tov\u00e1bbi v\u00e1ltoztat\u00e1st is v\u00e9grehajtott, aminek eredm\u00e9nyek\u00e9nt a Mali-G77 \u00e9s a Valhall jelent\u0151s teljes\u00edtm\u00e9nyn\u00f6veked\u00e9st \u00edg\u00e9r a j\u00e1t\u00e9knak \u00e9s g\u00e9pi tanul\u00e1si feladatoknak. Fontos megjegyezni, hogy az energiafogyaszt\u00e1s \u00e9s a chip m\u00e9rete a Bifrost szinten marad, ami magasabb cs\u00facs teljes\u00edtm\u00e9ny\u0171 mobil eszk\u00f6z\u00f6k kiad\u00e1s\u00e1t \u00edg\u00e9ri an\u00e9lk\u00fcl, hogy n\u00f6velni kellene az energiafogyaszt\u00e1s, h\u0171t\u00e9s \u00e9s m\u00e9ret k\u00f6vetelm\u00e9nyeit.<\/p>\n

<\/p>\n

<\/center><\/p>\n

\t\t\t\t


\n\t\t\t\t\t\t\t\t<\/center>
Forr\u00e1s: 3dnews.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

\u041d\u0430\u0440\u044f\u0434\u0443 \u0441 \u043d\u043e\u0432\u044b\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043d\u044b\u043c \u044f\u0434\u0440\u043e\u043c Cortex-A77 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f ARM \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440, \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u043c\u043e\u0431\u0438\u043b\u044c\u043d\u044b\u0445 \u043e\u0434\u043d\u043e\u043a\u0440\u0438\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u0433\u043e \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u044f. Mali-G77, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043d\u0435 \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u043f\u0443\u0442\u0430\u0442\u044c \u0441 \u043d\u043e\u0432\u044b\u043c \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440\u043e\u043c \u0434\u0438\u0441\u043f\u043b\u0435\u044f Mali-D77, \u0437\u043d\u0430\u043c\u0435\u043d\u0443\u0435\u0442 \u0441\u043e\u0431\u043e\u0439 \u043f\u0435\u0440\u0435\u0445\u043e\u0434 \u0441 \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b ARM Bifrost \u0438 \u043d\u0430 Valhall. ARM \u0434\u0435\u043a\u043b\u0430\u0440\u0438\u0440\u0443\u0435\u0442 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u043f\u0440\u0438\u0440\u043e\u0441\u0442 \u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438 Mali-G77 — \u043d\u0430 40 % \u043f\u043e \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044e \u0441 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u043c \u043f\u043e\u043a\u043e\u043b\u0435\u043d\u0438\u0435\u043c Mali-G76. […]<\/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-34756","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Az ARM Mali-G77 grafikus processzor 40%-kal gyorsabb lett | ProHoster","description":"Az \u00faj Cortex-A77 processzormag mellett az ARM bemutatott egy grafikus processzort, amely mobil egychipes rendszerek sz\u00e1m\u00e1ra k\u00e9sz\u00fclt.","canonical_url":"https:\/\/prohoster.info\/hu\/blog\/news\/graficheskij-protsessor-arm-mali-g77-stal-na-40-bystree","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"hu_HU","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 \u0441\u0435\u0440\u0432\u0435\u0440\u044b","og:type":"article","og:title":"\ud83e\udd47\u0413\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441\u043e\u0440 ARM Mali-G77 \u0441\u0442\u0430\u043b \u043d\u0430 40 % \u0431\u044b\u0441\u0442\u0440\u0435\u0435 | ProHoster","og:description":"\u041d\u0430\u0440\u044f\u0434\u0443 \u0441 \u043d\u043e\u0432\u044b\u043c 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