{"id":"https://openalex.org/W2029403235","doi":"https://doi.org/10.1109/isscc.2012.6176971","title":"K computer: 8.162 PetaFLOPS massively parallel scalar supercomputer built with over 548k cores","display_name":"K computer: 8.162 PetaFLOPS massively parallel scalar supercomputer built with over 548k cores","publication_year":2012,"publication_date":"2012-02-01","ids":{"openalex":"https://openalex.org/W2029403235","doi":"https://doi.org/10.1109/isscc.2012.6176971","mag":"2029403235"},"language":"en","primary_location":{"id":"doi:10.1109/isscc.2012.6176971","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2012.6176971","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Solid-State Circuits Conference","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009668374","display_name":"Hiroyuki Miyazaki","orcid":"https://orcid.org/0000-0001-7262-4566"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Hiroyuki Miyazaki","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050663148","display_name":"Yoshihiro Kusano","orcid":"https://orcid.org/0000-0003-3646-3413"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yoshihiro Kusano","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101710794","display_name":"Hiroshi Okano","orcid":"https://orcid.org/0000-0002-1978-5552"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Okano","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103457970","display_name":"Tatsumi Nakada","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsumi Nakada","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079675015","display_name":"Ken Seki","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Ken Seki","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026912786","display_name":"Toshiyuki Shimizu","orcid":"https://orcid.org/0000-0003-1677-2366"},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Toshiyuki Shimizu","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071656250","display_name":"Naoki Shinjo","orcid":null},"institutions":[{"id":"https://openalex.org/I2252096349","display_name":"Fujitsu (Japan)","ror":"https://ror.org/038e2g226","country_code":"JP","type":"company","lineage":["https://openalex.org/I2252096349"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naoki Shinjo","raw_affiliation_strings":["Fujitsu, Kanagawa, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fujitsu, Kanagawa, Japan","institution_ids":["https://openalex.org/I2252096349"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066167505","display_name":"Fumiyoshi Shoji","orcid":"https://orcid.org/0000-0003-3970-020X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Fumiyoshi Shoji","raw_affiliation_strings":["RIKEN, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RIKEN, Hyogo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079932269","display_name":"Atsuya Uno","orcid":"https://orcid.org/0009-0002-8449-5196"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Atsuya Uno","raw_affiliation_strings":["RIKEN, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RIKEN, Hyogo, Japan","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030845711","display_name":"Motoyoshi Kurokawa","orcid":"https://orcid.org/0000-0001-5968-0846"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Motoyoshi Kurokawa","raw_affiliation_strings":["RIKEN, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"RIKEN, Hyogo, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":10,"corresponding_author_ids":["https://openalex.org/A5009668374"],"corresponding_institution_ids":["https://openalex.org/I2252096349"],"apc_list":null,"apc_paid":null,"fwci":4.3929,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.94492675,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"192","last_page":"194"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9983999729156494,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10715","display_name":"Distributed and Parallel Computing Systems","score":0.9966999888420105,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11181","display_name":"Advanced Data Storage Technologies","score":0.9898999929428101,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.9193072319030762},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8011891841888428},{"id":"https://openalex.org/keywords/power-consumption","display_name":"Power consumption","score":0.6105105876922607},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.582516074180603},{"id":"https://openalex.org/keywords/massively-parallel","display_name":"Massively parallel","score":0.5634415149688721},{"id":"https://openalex.org/keywords/simd","display_name":"SIMD","score":0.49734237790107727},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.465260773897171},{"id":"https://openalex.org/keywords/clock-rate","display_name":"Clock rate","score":0.46130210161209106},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.45193517208099365},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.3660522699356079},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.3195633590221405},{"id":"https://openalex.org/keywords/power","display_name":"Power (physics)","score":0.29775702953338623},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.10675138235092163}],"concepts":[{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.9193072319030762},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8011891841888428},{"id":"https://openalex.org/C2984118289","wikidata":"https://www.wikidata.org/wiki/Q29954","display_name":"Power consumption","level":3,"score":0.6105105876922607},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.582516074180603},{"id":"https://openalex.org/C190475519","wikidata":"https://www.wikidata.org/wiki/Q544384","display_name":"Massively parallel","level":2,"score":0.5634415149688721},{"id":"https://openalex.org/C150552126","wikidata":"https://www.wikidata.org/wiki/Q339387","display_name":"SIMD","level":2,"score":0.49734237790107727},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.465260773897171},{"id":"https://openalex.org/C178693496","wikidata":"https://www.wikidata.org/wiki/Q911691","display_name":"Clock rate","level":3,"score":0.46130210161209106},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.45193517208099365},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.3660522699356079},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.3195633590221405},{"id":"https://openalex.org/C163258240","wikidata":"https://www.wikidata.org/wiki/Q25342","display_name":"Power (physics)","level":2,"score":0.29775702953338623},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.10675138235092163},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isscc.2012.6176971","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2012.6176971","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 IEEE International Solid-State Circuits Conference","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","score":0.8899999856948853,"display_name":"Affordable and clean energy"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320315254","display_name":"Innovative Research Group Project of the National Natural Science Foundation of China","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W1999472284","https://openalex.org/W2005129866","https://openalex.org/W2049644498","https://openalex.org/W2171452070","https://openalex.org/W3145639177"],"related_works":["https://openalex.org/W2255048617","https://openalex.org/W2092102951","https://openalex.org/W1512604874","https://openalex.org/W2073684863","https://openalex.org/W2140636994","https://openalex.org/W2142204081","https://openalex.org/W2158982898","https://openalex.org/W1784407820","https://openalex.org/W1992352827","https://openalex.org/W2883786246"],"abstract_inverted_index":{"Many":[0],"high-performance":[1],"CPUs":[2],"employ":[3],"a":[4,8,25,65,74],"multicore":[5],"architecture":[6],"with":[7,76],"moderate":[9],"clock":[10],"frequency":[11],"and":[12,80,91],"wide":[13],"instruction":[14],"issue,":[15],"including":[16],"SIMD":[17],"extensions,":[18],"to":[19,43],"achieve":[20],"high":[21],"performance":[22,33],"while":[23],"retaining":[24],"practical":[26],"power":[27,78],"consumption.":[28],"As":[29],"demand":[30],"for":[31],"supercomputer":[32,75],"grows":[34],"faster":[35],"than":[36],"the":[37,46,69,87],"rate":[38],"that":[39],"improvements":[40],"are":[41],"made":[42],"CPU":[44],"performance,":[45],"total":[47],"number":[48],"of":[49,51,59,62,71,89],"cores":[50,63],"high-end":[52],"supercomputers":[53],"has":[54],"increased":[55],"tremendously.":[56],"Efficient":[57],"handling":[58],"large":[60],"numbers":[61],"is":[64,83],"key":[66],"aspect":[67],"in":[68],"design":[70],"supercomputers.":[72],"Building":[73],"lower":[77],"consumption":[79],"significant":[81],"reliability":[82],"also":[84],"important":[85],"from":[86],"viewpoints":[88],"cost":[90],"availability.":[92]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":5},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":4},{"year":2012,"cited_by_count":1}],"updated_date":"2026-05-05T08:41:31.759640","created_date":"2025-10-10T00:00:00"}