Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

Obtaining different results while executing a kernel on GPU or FPGA

Hello, I have got another question concerning OpenCL. My problem: When I execute the same kernel on GPU and on FPGA (pre-compiled binary), I get different results when I read the buffer ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

That is certainly not because of rounding difference. Are you using the exact same kernel and host (minus the clCreateProgram difference) code for both? Have you tried Altera's emulator?