{"id":38966,"date":"2026-07-04T18:25:34","date_gmt":"2026-07-04T18:25:34","guid":{"rendered":"https:\/\/cp.snarskis.lt\/index.php\/2026\/07\/04\/nasa-pristate-athena-262-tukst-branduoliu-superkompiuteris-taupo-energija-ir-kastus\/"},"modified":"2026-07-04T18:25:34","modified_gmt":"2026-07-04T18:25:34","slug":"nasa-pristate-athena-262-tukst-branduoliu-superkompiuteris-taupo-energija-ir-kastus","status":"publish","type":"post","link":"https:\/\/cp.snarskis.lt\/index.php\/2026\/07\/04\/nasa-pristate-athena-262-tukst-branduoliu-superkompiuteris-taupo-energija-ir-kastus\/","title":{"rendered":"NASA pristat\u0117 \u201eAthena\u201c: 262 t\u016bkst. branduoli\u0173 superkompiuteris taupo energij\u0105 ir ka\u0161tus"},"content":{"rendered":"<p>NASA prad\u0117jo naudoti nauj\u0105 superkompiuter\u012f \u201eAthena\u201c, kuris tapo galingiausia agent\u016bros skai\u010diavim\u0173 sistema ir kartu sukurtas ma\u017eesn\u0117ms eksploatavimo s\u0105naudoms. Tai svarbu, nes did\u017eiausias tokio tipo sistem\u0173 i\u0161\u0161\u016bkis paprastai yra mil\u017eini\u0161kas elektros poreikis, tiesiogiai keliantis veiklos ka\u0161tus.<\/p>\n<p>\u201eAthena\u201c turi 262 144 centrinio procesoriaus branduolius ir yra sudarytas i\u0161 1 024 skai\u010diavimo mazg\u0173, sukomplektuot\u0173 \u012f keturias spintas. Prane\u0161ama, kad kuriant sistem\u0105 daug d\u0117mesio skirta stabilumo ir na\u0161umo balanso paie\u0161kai, kad sud\u0117tingi moksliniai skai\u010diavimai b\u016bt\u0173 atliekami efektyviau.<\/p>\n<h2>Kur \u012frengtas ir kam naudojamas?<\/h2>\n<p>Superkompiuteris \u012fdiegtas NASA Ames tyrim\u0173 centre Kalifornijoje. Tokios infrastrukt\u016bros reik\u0161m\u0117 kasdieniams agent\u016bros darbams itin didel\u0117, nes vienoje vietoje leid\u017eia vykdyti didel\u0117s apimties modeliavim\u0105 ir duomen\u0173 analiz\u0119.<\/p>\n<p>NASA nurodo, kad \u201eAthena\u201c reikalingas raket\u0173 start\u0173 simuliacijoms, naujos kartos orlaivi\u0173 ir erdv\u0117laivi\u0173 projektavimui, dideli\u0173 duomen\u0173 rinkini\u0173 analizei bei DI modeli\u0173 mokymui dideliu mastu. Praktikoje tai rei\u0161kia greitesnes iteracijas ir tikslesnius scenarijus, kai sprendimai priklauso nuo daugyb\u0117s kintam\u0173j\u0173.<\/p>\n<h2>Na\u0161umas ir vieta pasauliniame reitinge<\/h2>\n<p>Skelbiama, kad piko metu \u201eAthena\u201c gali pasiekti didesn\u012f nei 20 teraflop\u0173 na\u0161um\u0105. Sistema taip pat minima TOP500 reitinge, kuriame lyginami pasaulio didelio na\u0161umo skai\u010diavim\u0173 sprendimai.<\/p>\n<p>Technologi\u0161kai \u201eAthena\u201c remiasi \u201eAMD\u201c \u201eEPYC\u201c procesoriais ir turi 786 terabaitus operatyviosios atminties. Tikimasi, kad tokia konfig\u016bracija reik\u0161mingai prisid\u0117s ir prie \u201eArtemis\u201c programos tiksl\u0173, siekiant u\u017etikrinti skai\u010diavimus, reikalingus misij\u0173 planavimui ir sud\u0117ting\u0173 sistem\u0173 patikrai.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NASA prad\u0117jo naudoti \u201eAthena\u201c superkompiuter\u012f su 262 144 branduoliais, skirt\u0105 raket\u0173 ir erdv\u0117laivi\u0173 simuliacijoms, DI mokymui bei ma\u017eesn\u0117ms s\u0105naudoms.<\/p>\n","protected":false},"author":0,"featured_media":38967,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7],"tags":[30229,30228,20019,30227,1544,7933,29351],"miestas":[],"class_list":["post-38966","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologijos","tag-amd-epyc","tag-ames-tyrimu-centras","tag-artemis","tag-athena","tag-nasa","tag-superkompiuteriai","tag-top500"],"acf":[],"_links":{"self":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/38966","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/comments?post=38966"}],"version-history":[{"count":0,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/posts\/38966\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media\/38967"}],"wp:attachment":[{"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/media?parent=38966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/categories?post=38966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/tags?post=38966"},{"taxonomy":"miestas","embeddable":true,"href":"https:\/\/cp.snarskis.lt\/index.php\/wp-json\/wp\/v2\/miestas?post=38966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}