Patriot 256 GB Signature Series SATA II 2.5 Inch Solid State Drive (SSD) PS256GS25SSDR Interface: SATA I/II Sequential Read: up to 210MB/s Sequential Write: up to 150MB/s 64MB DRAM Cache Data Retention: 10 years at 25C Data Reliability: Built in 48/32/28 bit ECC correct per 2K Byte data