OCZ 90GB Vertex 3 SATA 6Gb/s 2.5-Inch Performance Solid State Drive (SSD) with Max 550MB/s Read and&nbsp; Max 4KB Write 85K IOPS- VTX3-25SAT3-90G Max Read: up to 550MB/s Max Write: up to 500MB/s Random Write 4KB: 60,000 IOPS Maximum 4K Random Write: 85,000 IOPS