Patriot 120 GB Flash Memory Card PW120GS25SSDR SandForce SF-2200 series SSD processor paired with qualified MLC NAND flash for best performance, value and reliability SATA 6Gb/s, 3Gb/s and 1.5Gb/s Sequential Read & Write Transfer: 555MB/s read | 520MB/s Write DuraClass technology DuraWrite extends the endurance of SSDs Intelligent Block Management and Wear Leveling Intelligent Read Disturb Management Intelligent Block Management and Wear Leveling