OCZ 300GB Z-Drive R4 C Series Half Height Form Factor PCIe Solid State Drive With Maximum Read and Write 2000 MB/s and Maximum 260K IOPS- ZD4CM84-HH-300G Max. Read & Write Up To 2,000 MB/s Max IOPS 260,000 Power Consumption: Idle: 14.5W Active: 16W Power Requirements: PCI Express 12V & 3.3V Flash Virtualization Layer: OCZ VCA (Virtualized Controller Architecture) 2.0