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42 lines
1.6 KiB
Plaintext
42 lines
1.6 KiB
Plaintext
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[./convolutionFFT2D] - Starting...
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GPU Device 0: "Hopper" with compute capability 9.0
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Testing built-in R2C / C2R FFT-based convolution
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...allocating memory
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...generating random input data
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...creating R2C & C2R FFT plans for 2048 x 2048
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...uploading to GPU and padding convolution kernel and input data
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...transforming convolution kernel
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...running GPU FFT convolution: 33613.444604 MPix/s (0.119000 ms)
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...reading back GPU convolution results
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...running reference CPU convolution
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...comparing the results: rel L2 = 9.395370E-08 (max delta = 1.208283E-06)
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L2norm Error OK
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...shutting down
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Testing custom R2C / C2R FFT-based convolution
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...allocating memory
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...generating random input data
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...creating C2C FFT plan for 2048 x 1024
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...uploading to GPU and padding convolution kernel and input data
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...transforming convolution kernel
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...running GPU FFT convolution: 29197.081461 MPix/s (0.137000 ms)
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...reading back GPU FFT results
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...running reference CPU convolution
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...comparing the results: rel L2 = 1.067915E-07 (max delta = 9.817303E-07)
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L2norm Error OK
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...shutting down
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Testing updated custom R2C / C2R FFT-based convolution
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...allocating memory
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...generating random input data
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...creating C2C FFT plan for 2048 x 1024
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...uploading to GPU and padding convolution kernel and input data
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...transforming convolution kernel
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...running GPU FFT convolution: 39603.959017 MPix/s (0.101000 ms)
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...reading back GPU FFT results
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...running reference CPU convolution
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...comparing the results: rel L2 = 1.065127E-07 (max delta = 9.817303E-07)
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L2norm Error OK
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...shutting down
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Test Summary: 0 errors
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Test passed
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