Accelerating High Performance Computing with GPUDirect RDMA
Accelerating High Performance Computing with GPUDirect RDMA
Accelerating High Performance Computing with GPUDirect RDMA
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GPU-Direct <strong>RDMA</strong> <strong>with</strong> CUDA 5.0• Fastest possible communicationSystemMemorybetween GPU and other PCI-EdevicesCPU• Network adapter can directlyread/write data from/to GPUdevice memoryInfiniBandChipsetGPU• Avoids copies through the host• Allows for better asynchronousGPUMemorycommunication• OFED <strong>with</strong> GPU-Direct is underwork by NVIDIA and MellanoxMVAPICH2 <strong>with</strong> <strong>GPUDirect</strong> <strong>RDMA</strong>12
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