TSMC is set to expand its plans in Arizona and invest $65 billion in the manufacturing site. TSMC is set to expand its plans in Arizona and invest $65 billion in the manufacturing site. Post navigation Alienware m18 R2 review: Big battlestation with clicky keys Seagate BarraCuda 530 SSD breaks cover with 7,400 MB/s speeds — Still PCIe 4.0, but looks like a significant upgrade over the previous 520