VisionTek Racer Series SSD 120GB Ultra Performance SATA III 6.0Gb/s 2.5-Inch Solid State Drive (900499) SandForce SF-2281 series SSD processor paired with qualified TOGGLE MLC NAND ash for best performance, value and reliability. TRIM support (O/S dependent) and Intelligent"Recycling" for advance free space management (Garbage Collection) DuraClass technology and DuraWrite extends the endurance of SSDs Intelligent Read Disturb Management, Block Management and Wear Leveling up to 32 NCQ commands and RAISE (Redundant Array of Independent Silicon Elements) Best-in-class ECC protection, ECC Recovery: Up to 55 bits correctable per 512-byte sector Sequential Read & Write Transfer: 555MB/s read,520MB/s Write 3 Year Limited Warranty