Block Announces 3nm Bitcoin Mining Chip & Development of Full Bitcoin Mining System

"We are pleased to announce that we have finished development of our three-nanometer (nm) bitcoin mining chip and are in the process of completing a full tapeout of the design with a leading global semiconductor foundry. Additionally, with our chip design complete, we are excited to share that we are developing a full bitcoin mining system."

https://www.nobsbitcoin.com/block-announces-3nm-bitcoin-mining-chip-development-of-full-bitcoin-mining-system/