Improve the depthwise Conv2DBackpropFilterNCHW GPU kernel #55751
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kaixih
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Wow! Nice speedups, @kaixih! |
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This PR redesigned the Conv2DBackpropFilterNCHW CUDA kernel to improve the perf by using a more reasonable task partition.
Below is some benchmarking results:
https://docs.google.com/spreadsheets/d/1xKv4QFh2_dzKvf-T2kCJ1qq_ZKd5LW-63Af2nAoS4fw/edit?usp=sharing
cc. @nluehr