OCZ Octane Solid State Drive Series OCT1-25SAT3-256G - 2.5-inch Form Factor SATA 6b/s 256GB Capacity Perfect for Reducing Wait Times in VR. 2.5-inch Form Factor, 256GB Capacity, SATA 6Gbps. Max Read up to 480 MB/s, Max Write up to 330 MB/s. Max 4KB Random Read 35,000 IOPS, Random Write 26,000 IOPS. 256-bit AES-compliant, ATA Security Mode Features.