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cuda: smaller KV tile for the 8-column MMA flash attention config (head size 256) #308

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cuda: smaller KV tile for the 8-column MMA flash attention config (head size 256) #308

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2 changes: 1 addition & 1 deletion ggml/src/ggml-cuda/fattn-mma-f16.cuh
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Expand Up @@ -66,7 +66,7 @@ static constexpr __host__ __device__ fattn_mma_config ggml_cuda_fattn_mma_get_co
GGML_CUDA_FATTN_MMA_CONFIG_CASE(192, 128, 32, 128, 2, 32, 96, 64, 64, 2, true);
GGML_CUDA_FATTN_MMA_CONFIG_CASE(192, 128, 64, 128, 2, 32, 96, 64, 64, 2, true);

GGML_CUDA_FATTN_MMA_CONFIG_CASE(256, 256, 8, 64, 4, 64, 128, 128, 128, 2, true);
GGML_CUDA_FATTN_MMA_CONFIG_CASE(256, 256, 8, 64, 4, 32, 128, 128, 128, 2, true);
GGML_CUDA_FATTN_MMA_CONFIG_CASE(256, 256, 16, 64, 4, 32, 128, 128, 128, 2, true);
GGML_CUDA_FATTN_MMA_CONFIG_CASE(256, 256, 32, 128, 2, 32, 128, 128, 128, 2, true);
GGML_CUDA_FATTN_MMA_CONFIG_CASE(256, 256, 64, 128, 2, 32, 128, 128, 128, 2, true);
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