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CUDA tutorial: Difference between revisions
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**Each SM has its own control unit, registers, execution pipelines, etc. | **Each SM has its own control unit, registers, execution pipelines, etc. | ||
=Programming model= | =Programming model= <!--T:27--> | ||
Before we start talking about the programming model, let's go over some useful terminology: | Before we start talking about the programming model, let's go over some useful terminology: | ||
*Host – The CPU and its memory (host memory) | *Host – The CPU and its memory (host memory) | ||
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</syntaxhighlight> | </syntaxhighlight> | ||
= Basic performance considerations = | = Basic performance considerations = <!--T:26--> | ||
== Memory transfer == | == Memory transfer == | ||
* PCI-e is extremely slow (4-6 GB/s) compared to both host and device memories | * PCI-e is extremely slow (4-6 GB/s) compared to both host and device memories | ||