Nvidia has released a cut-down version of its high-end A100 GPU as a way to get around restrictions the US government recently imposed to limit how companies can sell AI training equipment to countries like China and Russia. The card, known as the A800, should have the same massive computing capabilities as the original but can only communicate with other cards in a computing cluster at 400 gigabytes per second instead of 600Gbps. According to The Wall Street Journal, that means the A800…