Earlier quoted context omitted.
latest TPU's appear to reach 800tok/s rather than the advertised 300tok/s.
They demoed today 8i running ate 1300 to 1600ish tokens per second. I imagine that is caused by having a single rack serving the model just for the demo.
I wish google just came out and told us how large their flash model is, because if it's as big or smaller than gpt-5.4-nano that's the real headline here.