The Antminer T15 employs the same chip with Antminer S15. With the newest 7nm chips, the miner hits a hashspeed of 23TH/s with a power consumption of 1541w.
Evaluation on Disassembling of Antminer T15: https://www.eastshoremining.com/evaluation-on-dismantling-of-antminer-t15/