wwpi.com — Hitachi GST introduced Wednesday two new CinemaStar hard drives optimized for use in digital video recorders (DVRs) and set-top boxes. The CinemaStar 7K1000.B is available in a range of capacities up to one terabyte (1TB) and the CinemaStar 5K320 delivers up to 320 GB (gigabytes) of capacity and incorporates Hitachi CoolSpin technology.