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CUDALink >

CUDALINK SYMBOL

CUDAMemoryCopyToHost

CUDAMemoryCopyToHost[mem]
force copies CUDAMemory from the GPU to the CPU.

First, load the CUDALink application:

This loads a Range

list into CUDALink:

This gives information about the returned memory. Notice how the

This forces a copy from the host memory (CPU) to the device memory (GPU):

This gives information about the returned memory. Notice how both

and

are

This will perform an unnecessary copy from the device to the host:

The information is not changed:

First, load the CUDALink application:

This loads a Range

list into CUDALink:

Out[2]=

This gives information about the returned memory. Notice how the

Out[3]=

This forces a copy from the host memory (CPU) to the device memory (GPU):

Out[4]=

This gives information about the returned memory. Notice how both

and

are

Out[5]=

This will perform an unnecessary copy from the device to the host:

Out[6]=

The information is not changed:

Out[7]=