{"id":1651,"date":"2019-11-28T15:41:35","date_gmt":"2019-11-28T06:41:35","guid":{"rendered":"https:\/\/bdrtimes.riken.jp\/?p=1651"},"modified":"2023-06-16T12:15:56","modified_gmt":"2023-06-16T03:15:56","slug":"mdgrape-4a-osaka","status":"publish","type":"post","link":"https:\/\/bdrtimes.riken.jp\/en\/2019\/11\/28\/mdgrape-4a-osaka\/","title":{"rendered":"MDGRAPE-4A: Supercomputer for Molecular Dynamics Simulations"},"content":{"rendered":"<h2>Osaka Campus<\/h2>\n<h3>The computer simulates atomic motion and analyzes the interactions between proteins and drug molecules.<\/h3>\n<h4 style=\"padding-left: 40px;\"><em>\uff08Top image\uff09<span lang=\"EN-US\">The whole system is comprised of 64 circuit boards connected together, with eight newly developed LSIs installed on each circuit board. The computer is capable of calculating 1.3 petaflops of data (1.3 quadrillion calculations per second).<\/span><\/em><\/h4>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_1646\" aria-describedby=\"caption-attachment-1646\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1646 size-full\" src=\"https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/top-view.jpg\" alt=\"\u4e0a\u304b\u3089\u898b\u305fMDGRAPE-4A\" width=\"640\" height=\"427\" srcset=\"https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/top-view.jpg 640w, https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/top-view-300x200.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-1646\" class=\"wp-caption-text\">\u25b2 <span lang=\"EN-US\">MDGRAPE is a special-purpose supercomputer for calculating molecular dynamics, and is based on GRAPE (GRAvity PipE), a computer built for astrophysical calculations of gravitational N-body systems. The current system is the fifth version.<\/span><\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<figure id=\"attachment_1648\" aria-describedby=\"caption-attachment-1648\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1648 size-full\" src=\"https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/backside.jpg\" alt=\"MDGRAPE-4A\u306e\u88cf\u5074\" width=\"640\" height=\"427\" srcset=\"https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/backside.jpg 640w, https:\/\/bdrtimes.riken.jp\/wp-content\/uploads\/2019\/12\/backside-300x200.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-1648\" class=\"wp-caption-text\">\u25b2 <span lang=\"EN-US\">Sitting behind the computer system are numerous fans required to keep the system cooled. Scientists working inside the room need to wear soundproof earmuffs to protect their ears from the deafening noise of the fans.<\/span><\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p><b>Osaka Campus<\/b><\/p>\n<p>The computer simulates atomic motion and analyzes the interactions between proteins and drug molecules.<\/p>\n","protected":false},"author":1,"featured_media":1645,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_locale":"en_US","_original_post":"1643","footnotes":""},"categories":[15],"tags":[],"class_list":["post-1651","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-photo-tour","en-US"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/posts\/1651","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/comments?post=1651"}],"version-history":[{"count":3,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/posts\/1651\/revisions"}],"predecessor-version":[{"id":4855,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/posts\/1651\/revisions\/4855"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/media\/1645"}],"wp:attachment":[{"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/media?parent=1651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/categories?post=1651"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bdrtimes.riken.jp\/wp-json\/wp\/v2\/tags?post=1651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}