Huge FPGAs don’t really exist, but you can couple many together with high-speed interconnects. They will never be as fast as an NPU designed to run large model

Huge FPGAs don’t really exist, but you can couple many together with high-speed interconnects. They will never be as fast as an NPU designed to run large models, though. GPUs are extremely general purpose in comparison, and FPGAs are about as general purpose as one can get.