{"id":"https://openalex.org/W2141224121","doi":"https://doi.org/10.1145/2627369.2627659","title":"Quantifying the impact of variability on the energy efficiency for a next-generation ultra-green supercomputer","display_name":"Quantifying the impact of variability on the energy efficiency for a next-generation ultra-green supercomputer","publication_year":2014,"publication_date":"2014-08-01","ids":{"openalex":"https://openalex.org/W2141224121","doi":"https://doi.org/10.1145/2627369.2627659","mag":"2141224121"},"language":"en","primary_location":{"id":"doi:10.1145/2627369.2627659","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2627369.2627659","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 international symposium on Low power electronics and design","raw_type":"proceedings-article"},"type":"conference-paper","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/A5037217528","display_name":"Francesco Fraternali","orcid":null},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Francesco Fraternali","raw_affiliation_strings":["University of Bologna, Bologna, Italy","University of Bologna, Via Zamboni, 33, 40126, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"University of Bologna, Via Zamboni, 33, 40126, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5047906923","display_name":"Andrea Bartolini","orcid":"https://orcid.org/0000-0002-1148-2450"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Andrea Bartolini","raw_affiliation_strings":["University of Bologna, Bologna, Italy","University of Bologna, ETHZ, Via Zamboni, 33, 40126, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"University of Bologna, ETHZ, Via Zamboni, 33, 40126, Italy","institution_ids":["https://openalex.org/I9360294"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029838099","display_name":"Carlo Cavazzoni","orcid":"https://orcid.org/0000-0002-9589-4785"},"institutions":[{"id":"https://openalex.org/I4210119786","display_name":"Cineca","ror":"https://ror.org/02f013h18","country_code":"IT","type":"other","lineage":["https://openalex.org/I4210119786"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Carlo Cavazzoni","raw_affiliation_strings":["SCAI, CINECA,, Bologna, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"SCAI, CINECA,, Bologna, Italy","institution_ids":["https://openalex.org/I4210119786"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5015396276","display_name":"Giampietro Tecchiolli","orcid":null},"institutions":[{"id":"https://openalex.org/I4210158559","display_name":"Eurotech (Italy)","ror":"https://ror.org/04hhk2180","country_code":"IT","type":"company","lineage":["https://openalex.org/I4210158559"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Giampietro Tecchiolli","raw_affiliation_strings":["Eurotech SpA,, Amaro, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eurotech SpA,, Amaro, Italy","institution_ids":["https://openalex.org/I4210158559"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5043408422","display_name":"Luca Benini","orcid":"https://orcid.org/0000-0001-8068-3806"},"institutions":[{"id":"https://openalex.org/I9360294","display_name":"University of Bologna","ror":"https://ror.org/01111rn36","country_code":"IT","type":"education","lineage":["https://openalex.org/I9360294"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Luca Benini","raw_affiliation_strings":["University of Bologna, Bologna, Italy","University of Bologna, ETHZ, Via Zamboni, 33, 40126, Italy"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Bologna, Bologna, Italy","institution_ids":["https://openalex.org/I9360294"]},{"raw_affiliation_string":"University of Bologna, ETHZ, Via Zamboni, 33, 40126, Italy","institution_ids":["https://openalex.org/I9360294"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"295","last_page":"298"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10054","display_name":"Parallel Computing and Optimization Techniques","score":1.0,"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":1.0,"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/T10363","display_name":"Low-power high-performance VLSI design","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10829","display_name":"Interconnection Networks and Systems","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/supercomputer","display_name":"Supercomputer","score":0.8675734996795654},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7484607696533203},{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.6103806495666504},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.4355516731739044},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4348810315132141},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.4292653501033783},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.37137794494628906},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.07632696628570557}],"concepts":[{"id":"https://openalex.org/C83283714","wikidata":"https://www.wikidata.org/wiki/Q121117","display_name":"Supercomputer","level":2,"score":0.8675734996795654},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7484607696533203},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.6103806495666504},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.4355516731739044},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4348810315132141},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4292653501033783},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.37137794494628906},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07632696628570557},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/2627369.2627659","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2627369.2627659","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2014 international symposium on Low power electronics and design","raw_type":"proceedings-article"},{"id":"pmh:oai:cris.unibo.it:11585/525434","is_oa":false,"landing_page_url":"http://hdl.handle.net/11585/525434","pdf_url":null,"source":{"id":"https://openalex.org/S4306402579","display_name":"Archivio istituzionale della ricerca (Alma Mater Studiorum Universit\u00e0 di Bologna)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210117483","host_organization_name":"Istituto di Ematologia di Bologna","host_organization_lineage":["https://openalex.org/I4210117483"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8799999952316284,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320334960","display_name":"Seventh Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W57243869","https://openalex.org/W1988577480","https://openalex.org/W2033443176","https://openalex.org/W2042394041","https://openalex.org/W2052269857","https://openalex.org/W2055112469","https://openalex.org/W2067701356","https://openalex.org/W2074077900","https://openalex.org/W2112137708","https://openalex.org/W2124942711","https://openalex.org/W2138677489","https://openalex.org/W2150440358","https://openalex.org/W2159801533","https://openalex.org/W2165384099","https://openalex.org/W3187934206","https://openalex.org/W6602296379"],"related_works":["https://openalex.org/W2384867379","https://openalex.org/W4400094300","https://openalex.org/W2329539859","https://openalex.org/W2227905990","https://openalex.org/W2765823764","https://openalex.org/W3214280620","https://openalex.org/W3191490922","https://openalex.org/W2794038527","https://openalex.org/W2327638088","https://openalex.org/W1599154403"],"abstract_inverted_index":{"Supercomputers,":[0],"nowadays,":[1],"aggregate":[2],"a":[3,29,55,68,92],"large":[4],"number":[5],"of":[6,32,85,95],"nodes":[7],"sharing":[8],"the":[9,21,83],"same":[10],"nominal":[11],"HW":[12],"components":[13],"(eg.":[14],"processors":[15],"and":[16,38,50,65,81],"GPGPUS).":[17],"In":[18,76],"real-life":[19],"machines,":[20],"chips":[22],"populating":[23],"each":[24],"node":[25],"are":[26],"subject":[27],"to":[28,36],"wide":[30,93],"range":[31,94],"variability":[33,86],"sources,":[34],"related":[35],"performance":[37],"temperature":[39],"operating":[40],"points":[41],"(i.e.":[42],"ACPI":[43],"p-states)":[44],"as":[45,47],"well":[46],"process":[48],"variations":[49],"die":[51],"binning.":[52],"Eurora":[53],"is":[54],"fully":[56],"operational":[57],"supercomputer":[58],"prototype":[59],"that":[60],"topped":[61],"July":[62],"2013":[63],"Green500":[64],"it":[66],"represents":[67],"unique":[69],"'living":[70],"lab'":[71],"for":[72],"next-generation":[73],"ultra-green":[74],"supercomputers.":[75],"this":[77],"paper":[78],"we":[79],"evaluate":[80],"quantify":[82],"impact":[84],"on":[87],"Eurora's":[88],"energy-performance":[89],"tradeoffs":[90],"under":[91],"workload":[96],"intensity.":[97]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":6},{"year":2015,"cited_by_count":2}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
