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'''Single instruction, multiple thread''' (SIMT) is an "execution model" and abstraction on top of the hardware paradigm, ''[[SIMD|single instruction, multiple data]]'', introduced by [[Nvidia]]:<ref>{{cite web |url=http://www.nvidia.com/content/PDF/fermi_white_papers/NVIDIA_Fermi_Compute_Architecture_Whitepaper.pdf |title=Nvidia Fermi Compute Arcitecture Whitepaper |date=2009 |website=http://www.nvidia.com/ |publisher=NVIDIA Corporation |accessdate=2014-07-17}}</ref><ref>{{cite web |url=http://dx.doi.org/10.1109/MM.2008.31 |title=NVIDIA Tesla: A Unified Graphics and Computing Architecture |date=2008 |website=http://www.ieee.org/ |publisher=IEEE |accessdate=2014-08-07 |page=6 {{subscription required|s}} }}</ref>▼
▲'''Single instruction, multiple thread''' (SIMT) is an "execution model" and abstraction on top of the hardware paradigm, ''[[SIMD|single instruction, multiple data]]'', introduced by Nvidia:<ref>{{cite web |url=http://www.nvidia.com/content/PDF/fermi_white_papers/NVIDIA_Fermi_Compute_Architecture_Whitepaper.pdf |title=Nvidia Fermi Compute Arcitecture Whitepaper |date=2009 |website=http://www.nvidia.com/ |publisher=NVIDIA Corporation |accessdate=2014-07-17}}</ref><ref>{{cite web |url=http://dx.doi.org/10.1109/MM.2008.31 |title=NVIDIA Tesla: A Unified Graphics and Computing Architecture |date=2008 |website=http://www.ieee.org/ |publisher=IEEE |accessdate=2014-08-07 |page=6 {{subscription required|s}} }}</ref>
{{Quote| [The G80 Nvidia GPU architecture] introduced the single-instruction multiple-thread (SIMT) execution model where multiple independent threads execute concurrently using a single instruction.}}
SIMT is intended to limit [[instruction fetching]] overhead.<ref>{{cite conference |first1=Sean |last1=Rul |first2=Hans |last2=Vandierendonck |first3=Joris |last3=D’Haene |first4=Koen |last4=De Bosschere |title=An experimental study on performance portability of OpenCL kernels |year=2010 |conference=Symp. Application Accelerators in High Performance Computing (SAAHPC)}}</ref>
== See also ==
* [[General-purpose computing on graphics processing units]]
== References ==
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