Just out of curiosity - are the GPUs really the best bet for you at that point? I believe you can buy dedicated FPGA cards, some of which support OpenCL workloa

Just out of curiosity - are the GPUs really the best bet for you at that point? I believe you can buy dedicated FPGA cards, some of which support OpenCL workloads even which might offer you better performance - though they might cost a shitpile too.