{"id":"https://openalex.org/W2085708748","doi":"https://doi.org/10.1177/1094342004039808","title":"A Performance Evaluation of an Alpha EV7 Processing Node","display_name":"A Performance Evaluation of an Alpha EV7 Processing Node","publication_year":2004,"publication_date":"2004-05-01","ids":{"openalex":"https://openalex.org/W2085708748","doi":"https://doi.org/10.1177/1094342004039808","mag":"2085708748"},"language":"en","primary_location":{"id":"doi:10.1177/1094342004039808","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342004039808","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"1094-3420","issn":["1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing Applications","raw_type":"journal-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/A5064935199","display_name":"Darren J. Kerbyson","orcid":null},"institutions":[{"id":"https://openalex.org/I1343871089","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I1343871089","https://openalex.org/I198811213","https://openalex.org/I4210120050"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Darren J. Kerbyson","raw_affiliation_strings":["LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#"],"affiliations":[{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","institution_ids":["https://openalex.org/I1343871089"]},{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#","institution_ids":["https://openalex.org/I1343871089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072223736","display_name":"Adolfy Hoisie","orcid":"https://orcid.org/0000-0001-7812-2946"},"institutions":[{"id":"https://openalex.org/I1343871089","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I1343871089","https://openalex.org/I198811213","https://openalex.org/I4210120050"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Adolfy Hoisie","raw_affiliation_strings":["LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#"],"affiliations":[{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","institution_ids":["https://openalex.org/I1343871089"]},{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#","institution_ids":["https://openalex.org/I1343871089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060855642","display_name":"Scott Pakin","orcid":"https://orcid.org/0000-0002-5220-1985"},"institutions":[{"id":"https://openalex.org/I1343871089","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I1343871089","https://openalex.org/I198811213","https://openalex.org/I4210120050"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Scott Pakin","raw_affiliation_strings":["LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#"],"affiliations":[{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","institution_ids":["https://openalex.org/I1343871089"]},{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#","institution_ids":["https://openalex.org/I1343871089"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066195314","display_name":"Fabrizio Petrini","orcid":"https://orcid.org/0000-0002-4977-7107"},"institutions":[{"id":"https://openalex.org/I1343871089","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I1343871089","https://openalex.org/I198811213","https://openalex.org/I4210120050"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Fabrizio Petrini","raw_affiliation_strings":["LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#"],"affiliations":[{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","institution_ids":["https://openalex.org/I1343871089"]},{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#","institution_ids":["https://openalex.org/I1343871089"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5067363648","display_name":"Harvey J. Wasserman","orcid":null},"institutions":[{"id":"https://openalex.org/I1343871089","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67","country_code":"US","type":"facility","lineage":["https://openalex.org/I1330989302","https://openalex.org/I1343871089","https://openalex.org/I198811213","https://openalex.org/I4210120050"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Harvey J. Wasserman","raw_affiliation_strings":["LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#"],"affiliations":[{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND                        INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM                        87545, USA","institution_ids":["https://openalex.org/I1343871089"]},{"raw_affiliation_string":"LOS ALAMOS NATIONAL LABORATORY (LANL), CCS-3 MODELING, ALGORITHMS AND INFORMATICS GROUP, PERFORMANCE AND ARCHITECTURES LABORATORY, LOS ALAMOS, NM 87545, USA#TAB#","institution_ids":["https://openalex.org/I1343871089"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5064935199"],"corresponding_institution_ids":["https://openalex.org/I1343871089"],"apc_list":null,"apc_paid":null,"fwci":0.2633,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.56087694,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"18","issue":"2","first_page":"199","last_page":"209"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":0.9998999834060669,"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":0.9998999834060669,"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9998999834060669,"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":0.9991999864578247,"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/computer-science","display_name":"Computer science","score":0.7888684272766113},{"id":"https://openalex.org/keywords/supercomputer","display_name":"Supercomputer","score":0.6218562722206116},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.5350464582443237},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.5138424038887024},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5104883909225464},{"id":"https://openalex.org/keywords/memory-bandwidth","display_name":"Memory bandwidth","score":0.48543721437454224},{"id":"https://openalex.org/keywords/memory-hierarchy","display_name":"Memory hierarchy","score":0.4463886618614197},{"id":"https://openalex.org/keywords/multi-core-processor","display_name":"Multi-core processor","score":0.43220755457878113},{"id":"https://openalex.org/keywords/router","display_name":"Router","score":0.42033445835113525},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.41399669647216797},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.17405614256858826},{"id":"https://openalex.org/keywords/cache","display_name":"Cache","score":0.10149398446083069}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7888684272766113},{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.6218562722206116},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.5350464582443237},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.5138424038887024},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5104883909225464},{"id":"https://openalex.org/C188045654","wikidata":"https://www.wikidata.org/wiki/Q17148339","display_name":"Memory bandwidth","level":2,"score":0.48543721437454224},{"id":"https://openalex.org/C2778100165","wikidata":"https://www.wikidata.org/wiki/Q1589327","display_name":"Memory hierarchy","level":3,"score":0.4463886618614197},{"id":"https://openalex.org/C78766204","wikidata":"https://www.wikidata.org/wiki/Q555032","display_name":"Multi-core processor","level":2,"score":0.43220755457878113},{"id":"https://openalex.org/C2775896111","wikidata":"https://www.wikidata.org/wiki/Q642560","display_name":"Router","level":2,"score":0.42033445835113525},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.41399669647216797},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.17405614256858826},{"id":"https://openalex.org/C115537543","wikidata":"https://www.wikidata.org/wiki/Q165596","display_name":"Cache","level":2,"score":0.10149398446083069},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1177/1094342004039808","is_oa":false,"landing_page_url":"https://doi.org/10.1177/1094342004039808","pdf_url":null,"source":{"id":"https://openalex.org/S60606485","display_name":"The International Journal of High Performance Computing Applications","issn_l":"1094-3420","issn":["1094-3420","1741-2846"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320017","host_organization_name":"SAGE Publishing","host_organization_lineage":["https://openalex.org/P4310320017"],"host_organization_lineage_names":["SAGE Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The International Journal of High Performance Computing Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6000000238418579,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320338304","display_name":"Los Alamos National Laboratory","ror":"https://ror.org/01e41cf67"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W666847","https://openalex.org/W1973468635","https://openalex.org/W2094526959","https://openalex.org/W2100297149","https://openalex.org/W2112441694","https://openalex.org/W2169589589","https://openalex.org/W2276039755","https://openalex.org/W2533204039","https://openalex.org/W6694584116"],"related_works":["https://openalex.org/W2363677236","https://openalex.org/W2031026393","https://openalex.org/W2007964072","https://openalex.org/W2063611263","https://openalex.org/W2001031944","https://openalex.org/W2102140193","https://openalex.org/W2085237598","https://openalex.org/W2006835125","https://openalex.org/W2159870643","https://openalex.org/W2182859437"],"abstract_inverted_index":{"In":[0],"this":[1,81],"paper":[2,82],"we":[3],"detail":[4],"the":[5,23,39,57,91,117,122],"performance":[6,77,92,120],"of":[7,93,96,121],"a":[8,65,69,94,126],"new":[9],"Alpha-Server":[10],"node":[11],"containing":[12],"16":[13],"Alpha":[14],"EV7":[15,18,123],"CPUs.":[16],"The":[17,43,76,99],"processor":[19,25,45,58],"is":[20,28,47,111,129],"based":[21],"on":[22,106],"EV68":[24,44,128],"core":[26,46],"that":[27,53,116],"used":[29],"in":[30,64,80],"terascale":[31],"systems":[32],"at":[33],"Los":[34],"Alamos":[35],"National":[36],"Laboratory":[37],"and":[38,72,89],"Pittsburgh":[40],"Supercomputing":[41],"Center.":[42],"supplemented":[48],"with":[49,103],"six-way":[50],"router":[51],"circuitry":[52],"forms":[54],"connections":[55],"from":[56,113],"internals":[59],"to":[60,68,73,125,131],"four":[61],"neighboring":[62],"CPUs":[63],"two-dimensional":[66],"torus,":[67],"I/O":[70],"controller":[71],"local":[74],"memory.":[75],"evaluation":[78],"presented":[79],"considers":[83],"memory":[84,135],"hierarchy,":[85],"intra-node":[86],"MPI":[87],"communication,":[88],"also":[90],"number":[95],"complete":[97],"applications.":[98],"measurements":[100],"are":[101],"compared":[102],"those":[104],"taken":[105],"existing":[107],"AlphaServer":[108],"machines.":[109],"It":[110],"clear":[112],"our":[114],"analysis":[115],"superior":[118],"application":[119],"relative":[124],"similarspeed":[127],"attributable":[130],"its":[132],"excellent":[133],"main":[134],"bandwidth":[136],"\u2013":[137],"over":[138],"4":[139],"GB/s.":[140]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
