NVIDIA announced DGX-1, their new “GPU supercomputer”. The spec is impressive. Performance, even more so (training AlexNet in 2 hours with 1 node). Costs $129K. Running this would take around 3KW. That’s like keeping an oven going. The cheapest (per hour) best config you can currently get from AWS is g2.8xlarge: So for $129K you […]