Maximum PC: Western Digital's HGST (formerly Hitachi Global Storage Technologies) subsidiary today unveiled what it claims is the world highest capacity 10,000 RPM hard drive, the Ultrastar C10K1200. As a capacity extension to HGST's C10K900, the newest model is another enterprise-class hard drive with a SAS 6Gbps interface and 64MB cache buffer, but with 1.2TB of storage served up at 10,000 RPM. (Hard drive, HGST, HGST Ultrastar C10K1200 Hard Drive, PC hardware, Western Digital)