Cerebras runs at 1.1 GHz[1], and this was a much earlier design on 16nm so it might be a good fit by now. Their TSMC 5 nm version is scheduled for early 2025.[2]
[1]https://cerebras.ai/blog/cerebras-architecture-deep-dive-fir...
[2]https://www.eenewseurope.com/en/raaam-signs-lead-licensee-fo...