{"id":"https://openalex.org/W2134241943","doi":"https://doi.org/10.1109/iccd.2008.4751875","title":"Efficiency of thread-level speculation in SMT and CMP architectures - performance, power and thermal perspective","display_name":"Efficiency of thread-level speculation in SMT and CMP architectures - performance, power and thermal perspective","publication_year":2008,"publication_date":"2008-10-01","ids":{"openalex":"https://openalex.org/W2134241943","doi":"https://doi.org/10.1109/iccd.2008.4751875","mag":"2134241943"},"language":"en","primary_location":{"id":"doi:10.1109/iccd.2008.4751875","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccd.2008.4751875","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Computer Design","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://conservancy.umn.edu/bitstreams/1e8b796b-2f21-4a8d-881d-6e503ee66300/download","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5066286086","display_name":"Venkatesan Packirisamy","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Venkatesan Packirisamy","raw_affiliation_strings":["University of Minnesota, Minneapolis, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036219025","display_name":"Yangchun Luo","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yangchun Luo","raw_affiliation_strings":["University of Minnesota, Minneapolis, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045354513","display_name":"Wei-Lung Hung","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wei-Lung Hung","raw_affiliation_strings":["University of Minnesota, Minneapolis, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053597061","display_name":"Antonia Zhai","orcid":"https://orcid.org/0000-0002-8921-1415"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Antonia Zhai","raw_affiliation_strings":["University of Minnesota, Minneapolis, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052005800","display_name":"Pen-Chung Yew","orcid":"https://orcid.org/0000-0001-9653-8777"},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Pen-Chung Yew","raw_affiliation_strings":["University of Minnesota, Minneapolis, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"University of Minnesota, Minneapolis, USA","institution_ids":["https://openalex.org/I130238516"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013973515","display_name":"Tin\u2010Fook Ngai","orcid":null},"institutions":[{"id":"https://openalex.org/I130238516","display_name":"University of Minnesota","ror":"https://ror.org/017zqws13","country_code":"US","type":"education","lineage":["https://openalex.org/I130238516"]},{"id":"https://openalex.org/I1343180700","display_name":"Intel (United States)","ror":"https://ror.org/01ek73717","country_code":"US","type":"company","lineage":["https://openalex.org/I1343180700"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tin-Fook Ngai","raw_affiliation_strings":["Intel Corporation, USA","University of Minnesota , Minneapolis, Mn"],"affiliations":[{"raw_affiliation_string":"Intel Corporation, USA","institution_ids":["https://openalex.org/I1343180700"]},{"raw_affiliation_string":"University of Minnesota , Minneapolis, Mn","institution_ids":["https://openalex.org/I130238516"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5066286086"],"corresponding_institution_ids":["https://openalex.org/I130238516"],"apc_list":null,"apc_paid":null,"fwci":0.6907,"has_fulltext":true,"cited_by_count":12,"citation_normalized_percentile":{"value":0.77094508,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"286","last_page":"293"},"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/T10829","display_name":"Interconnection Networks and Systems","score":0.9997000098228455,"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/T10904","display_name":"Embedded Systems Design Techniques","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8151768445968628},{"id":"https://openalex.org/keywords/simultaneous-multithreading","display_name":"Simultaneous multithreading","score":0.692513644695282},{"id":"https://openalex.org/keywords/multithreading","display_name":"Multithreading","score":0.6597173810005188},{"id":"https://openalex.org/keywords/thread","display_name":"Thread (computing)","score":0.6230286359786987},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.5861203670501709},{"id":"https://openalex.org/keywords/compiler","display_name":"Compiler","score":0.5419143438339233},{"id":"https://openalex.org/keywords/embedded-system","display_name":"Embedded system","score":0.5200214385986328},{"id":"https://openalex.org/keywords/speculation","display_name":"Speculation","score":0.47362062335014343},{"id":"https://openalex.org/keywords/workload","display_name":"Workload","score":0.4354782998561859},{"id":"https://openalex.org/keywords/chip","display_name":"Chip","score":0.4187222123146057},{"id":"https://openalex.org/keywords/microarchitecture","display_name":"Microarchitecture","score":0.4182336926460266},{"id":"https://openalex.org/keywords/computer-architecture","display_name":"Computer architecture","score":0.3488578498363495},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.24942582845687866}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8151768445968628},{"id":"https://openalex.org/C85717602","wikidata":"https://www.wikidata.org/wiki/Q82178","display_name":"Simultaneous multithreading","level":4,"score":0.692513644695282},{"id":"https://openalex.org/C201410400","wikidata":"https://www.wikidata.org/wiki/Q1064412","display_name":"Multithreading","level":3,"score":0.6597173810005188},{"id":"https://openalex.org/C138101251","wikidata":"https://www.wikidata.org/wiki/Q213092","display_name":"Thread (computing)","level":2,"score":0.6230286359786987},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.5861203670501709},{"id":"https://openalex.org/C169590947","wikidata":"https://www.wikidata.org/wiki/Q47506","display_name":"Compiler","level":2,"score":0.5419143438339233},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.5200214385986328},{"id":"https://openalex.org/C47941915","wikidata":"https://www.wikidata.org/wiki/Q107885","display_name":"Speculation","level":2,"score":0.47362062335014343},{"id":"https://openalex.org/C2778476105","wikidata":"https://www.wikidata.org/wiki/Q628539","display_name":"Workload","level":2,"score":0.4354782998561859},{"id":"https://openalex.org/C165005293","wikidata":"https://www.wikidata.org/wiki/Q1074500","display_name":"Chip","level":2,"score":0.4187222123146057},{"id":"https://openalex.org/C107598950","wikidata":"https://www.wikidata.org/wiki/Q259864","display_name":"Microarchitecture","level":2,"score":0.4182336926460266},{"id":"https://openalex.org/C118524514","wikidata":"https://www.wikidata.org/wiki/Q173212","display_name":"Computer architecture","level":1,"score":0.3488578498363495},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.24942582845687866},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1109/iccd.2008.4751875","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iccd.2008.4751875","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Computer Design","raw_type":"proceedings-article"},{"id":"pmh:oai:conservancy.umn.edu:11299/215761","is_oa":true,"landing_page_url":"http://hdl.handle.net/11299/215761","pdf_url":"https://conservancy.umn.edu/bitstreams/1e8b796b-2f21-4a8d-881d-6e503ee66300/download","source":{"id":"https://openalex.org/S4306402521","display_name":"University of Minnesota Digital Conservancy (University of Minnesota)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I130238516","host_organization_name":"University of Minnesota","host_organization_lineage":["https://openalex.org/I130238516"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Report"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.168.861","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.168.861","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.umn.edu/%7Ezhai/publications/iccd08.pdf","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:conservancy.umn.edu:11299/215761","is_oa":true,"landing_page_url":"http://hdl.handle.net/11299/215761","pdf_url":"https://conservancy.umn.edu/bitstreams/1e8b796b-2f21-4a8d-881d-6e503ee66300/download","source":{"id":"https://openalex.org/S4306402521","display_name":"University of Minnesota Digital Conservancy (University of Minnesota)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I130238516","host_organization_name":"University of Minnesota","host_organization_lineage":["https://openalex.org/I130238516"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Report"},"sustainable_development_goals":[{"display_name":"Affordable and clean energy","score":0.6800000071525574,"id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2134241943.pdf"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W142970848","https://openalex.org/W1550371161","https://openalex.org/W1869745331","https://openalex.org/W1968409088","https://openalex.org/W1987215594","https://openalex.org/W2015691124","https://openalex.org/W2037462607","https://openalex.org/W2037630885","https://openalex.org/W2085705957","https://openalex.org/W2095703459","https://openalex.org/W2101366948","https://openalex.org/W2102387714","https://openalex.org/W2102727118","https://openalex.org/W2105834362","https://openalex.org/W2113831574","https://openalex.org/W2122087341","https://openalex.org/W2134633067","https://openalex.org/W2136160778","https://openalex.org/W2165856991","https://openalex.org/W2171607039","https://openalex.org/W2187874404","https://openalex.org/W2732422027","https://openalex.org/W3140903683","https://openalex.org/W4235388166","https://openalex.org/W4235990555","https://openalex.org/W4239813889","https://openalex.org/W4285719527","https://openalex.org/W6632772460","https://openalex.org/W6639130328","https://openalex.org/W6675904800","https://openalex.org/W6677935383","https://openalex.org/W6792941224"],"related_works":["https://openalex.org/W2115561485","https://openalex.org/W1985089255","https://openalex.org/W2153202644","https://openalex.org/W2097410296","https://openalex.org/W3149034384","https://openalex.org/W2133675875","https://openalex.org/W2497398711","https://openalex.org/W2380961080","https://openalex.org/W2010970156","https://openalex.org/W2057234250"],"abstract_inverted_index":{"Computer":[0],"industry":[1],"has":[2,49],"adopted":[3],"multi-threaded":[4,58],"and":[5,24,68,83,91,118,151,173,232],"multi-core":[6],"architectures":[7,41,59,157],"as":[8,52],"the":[9,20,31,79,111,147,186,196,226,236,240,250],"clock":[10],"rate":[11],"increase":[12],"stalled":[13],"in":[14,126],"early":[15],"2000psilas.":[16],"However,":[17],"because":[18],"of":[19,22,30,39,55,81,110,123,146,154,160,170,210],"lack":[21],"compilers":[23],"other":[25,136],"related":[26],"software":[27],"technologies,":[28],"most":[29],"general-purpose":[32,62],"applications":[33],"today":[34],"still":[35],"cannot":[36],"take":[37],"advantage":[38],"such":[40],"to":[42,60,75,107,120],"improve":[43],"their":[44,94],"performance.":[45],"Thread-level":[46],"speculation":[47],"(TLS)":[48],"been":[50,73,86],"proposed":[51],"a":[53,143,161],"way":[54],"using":[56,178],"these":[57,155],"parallelize":[61],"applications.":[63],"Both":[64],"simultaneous":[65],"multithreading":[66],"(SMT)":[67],"chip":[69,165],"multiprocessors":[70],"(CMP)":[71],"have":[72,85],"extended":[74],"implement":[76],"TLS.":[77],"While":[78],"characteristics":[80,130],"SMT":[82,187,218,241],"CMP":[84,198,228,251],"widely":[87],"studied":[88,177],"under":[89,96],"multi-programmed":[90],"parallel":[92],"workloads,":[93],"behavior":[95],"TLS":[97,104,189,220,230,243,253],"workload":[98,105],"is":[99],"not":[100],"well":[101],"understood.":[102],"The":[103],"due":[106,119],"speculative":[108],"nature":[109],"threads":[112],"which":[113,131],"could":[114],"potentially":[115],"be":[116],"rollbacked":[117],"variable":[121],"degree":[122],"parallelism":[124],"available":[125],"applications,":[127],"exhibits":[128],"unique":[129],"makes":[132],"it":[133,202],"different":[134],"from":[135],"workloads.":[137],"In":[138,208],"this":[139],"paper,":[140],"we":[141],"present":[142],"detailed":[144],"study":[145],"performance,":[148],"power":[149,206],"consumption":[150],"thermal":[152,247],"effect":[153],"multithreaded":[156],"against":[158],"that":[159,185],"Superscalar":[162],"with":[163],"equal":[164],"area.":[166],"A":[167],"wide":[168],"spectrum":[169],"design":[171],"choices":[172],"tradeoffs":[174],"are":[175],"also":[176],"commonly":[179],"used":[180],"simulation":[181],"techniques.":[182],"We":[183],"show":[184],"based":[188,199,219,229,242,252],"architecture":[190],"performs":[191,221],"about":[192,204,222],"21%":[193],"better":[194,224,234],"than":[195,225,235,249],"best":[197,227],"configuration":[200,231],"while":[201],"suffers":[203],"16%":[205],"overhead.":[207],"terms":[209],"Energy-Delay-Squared":[211],"product":[212],"(ED":[213],"<sup":[214],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[215],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>":[216],"),":[217],"26%":[223],"11%":[233],"superscalar":[237],"architecture.":[238],"But":[239],"configuration,":[244],"causes":[245],"more":[246],"stress":[248],"architectures.":[254]},"counts_by_year":[{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
