{"created":"2025-01-19T01:15:02.071525+00:00","updated":"2025-01-19T16:51:46.803353+00:00","metadata":{"_oai":{"id":"oai:ipsj.ixsq.nii.ac.jp:00214207","sets":["1164:2240:10556:10754"]},"path":["10754"],"owner":"44499","recid":"214207","title":["AMD MI100に向けた<i>N</i>体計算コードの移植と性能評価"],"pubdate":{"attribute_name":"公開日","attribute_value":"2021-11-29"},"_buckets":{"deposit":"a3734a7c-e8b1-47b7-9d67-b96b0b621658"},"_deposit":{"id":"214207","pid":{"type":"depid","value":"214207","revision_id":0},"owners":[44499],"status":"published","created_by":44499},"item_title":"AMD MI100に向けた<i>N</i>体計算コードの移植と性能評価","author_link":["549095","549096"],"item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"AMD MI100に向けた<i>N</i>体計算コードの移植と性能評価"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"アクセラレータ","subitem_subject_scheme":"Other"}]},"item_type_id":"4","publish_date":"2021-11-29","item_4_text_3":{"attribute_name":"著者所属","attribute_value_mlt":[{"subitem_text_value":"東京大学情報基盤センター"},{"subitem_text_value":"東京大学情報基盤センター"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_publisher":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"情報処理学会","subitem_publisher_language":"ja"}]},"publish_status":"0","weko_shared_id":-1,"item_file_price":{"attribute_name":"Billing file","attribute_type":"file","attribute_value_mlt":[{"url":{"url":"https://ipsj.ixsq.nii.ac.jp/record/214207/files/IPSJ-HPC21182002.pdf","label":"IPSJ-HPC21182002.pdf"},"date":[{"dateType":"Available","dateValue":"2023-11-29"}],"format":"application/pdf","billing":["billing_file"],"filename":"IPSJ-HPC21182002.pdf","filesize":[{"value":"878.5 kB"}],"mimetype":"application/pdf","priceinfo":[{"tax":["include_tax"],"price":"660","billingrole":"5"},{"tax":["include_tax"],"price":"330","billingrole":"6"},{"tax":["include_tax"],"price":"0","billingrole":"14"},{"tax":["include_tax"],"price":"0","billingrole":"44"}],"accessrole":"open_date","version_id":"51efccc0-dbff-4485-bfd6-ae2ea7e39382","displaytype":"detail","licensetype":"license_note","license_note":"Copyright (c) 2021 by the Information Processing Society of Japan"}]},"item_4_creator_5":{"attribute_name":"著者名","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"三木, 洋平"}],"nameIdentifiers":[{}]},{"creatorNames":[{"creatorName":"塙, 敏博"}],"nameIdentifiers":[{}]}]},"item_4_source_id_9":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN10463942","subitem_source_identifier_type":"NCID"}]},"item_4_textarea_12":{"attribute_name":"Notice","attribute_value_mlt":[{"subitem_textarea_value":"SIG Technical Reports are nonrefereed and hence may later appear in any journals, conferences, symposia, etc."}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourceuri":"http://purl.org/coar/resource_type/c_18gh","resourcetype":"technical report"}]},"item_4_source_id_11":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"2188-8841","subitem_source_identifier_type":"ISSN"}]},"item_4_description_7":{"attribute_name":"論文抄録","attribute_value_mlt":[{"subitem_description":"国内・海外を問わず今まで導入・運用されてきた GPU スパコンはそのほとんどが NVIDIA 製 GPU を搭載してきたが,今後は AMD 製 GPU や Intel 製 GPU を搭載した GPU スパコンの普及も予想される.したがって将来導入される GPU スパコンが NVIDIA 製 GPU,AMD 製 GPU,Intel 製 GPU のいずれを搭載したとしても対応できるようなソフトウェア開発・最適化を進めていかなければならない.本研究では NVIDIA 製 GPU 向けに CUDA で実装された既存の N 体計算コードを,AMD 製 GPU 上でも動作可能となるように ROCm/HIP に移植した上で性能評価を行った.AMD 製 GPU である MI100 向けの性能最適化としては逆数平方根の計算に__frsqrt_rn() 命令を用いることが重要であり,相互作用あたりの浮動小数点演算数として単精度 22 Flops を仮定すると,最大 14.6 TFlop/s という高い演算性能を発揮した.NVIDIA 製 GPU である A100 上では最大 14.5 TFlop/s であり,両 GPU の発揮した性能はほぼ同じであった.また A100 上で CUDA 版コードと HIP 版コードの性能差を測定したところ,性能差は存在しない,つまり HIP 実装によるオーバーヘッドは存在しないか十分に小さいということが分かった.","subitem_description_type":"Other"}]},"item_4_biblio_info_10":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicPageEnd":"10","bibliographic_titles":[{"bibliographic_title":"研究報告ハイパフォーマンスコンピューティング(HPC)"}],"bibliographicPageStart":"1","bibliographicIssueDates":{"bibliographicIssueDate":"2021-11-29","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicVolumeNumber":"2021-HPC-182"}]},"relation_version_is_last":true,"weko_creator_id":"44499"},"id":214207,"links":{}}