<ul><li>WALRAM Hard Disk Drive Sata3 SSD120GB 240GB 256GB 480GB 512GB 1TB Internal Solid State Drive Ssd For Desktop PC LaptopFeatures and specifications:1. High-quality TLC flash, combined with industry- leading high-quality controller.2. 7mm plastic case, easy to install in desktop laptop computers.3.Suitable for desktops,notebooks, mini computers, all-in-ones, and other commercial PC4. The shock-proof, durable, and extremely reliable SSD represents the absolute best quality in the field.5. Read Speed (MAX): 550 MB/s; Write Speed (MAX): 500 MB/s.6. 3-year limited warranty.Note:1, Our test result is base on SATA 3 interface, SATA 3 sata cable, desktop and SSD empty status, different desktop and software (include software version), the result may be different.2, Difference between SATA 1, SATA 2 and SATA 3SATA 1 (revision 1.x) interface, formally known as SATA 1.5Gb/s, it is the first generation SATA interface running at 1.5 Gb/s. Max speed 150MB/s.SATA 2 (revision 2.x) interface, formally known as SATA 3Gb/s, it is the second generation SATA interface running at 3.0 Gb/s. Max speed 300MB/s.SATA 3 (revision 3.x) interface, formally known as SATA 6Gb/s, it is the third generation SATA interface running at 6.0Gb/s. Max speed 600MB/s. This interface is backwards compatible with SATA 3 Gb/s interface.If SATA 3 SSD tests the speed on SATA 2 interface and sata cable, the result will be inaccurate. According to the international stander 1000KB=1MB ,the real capacity =Capacity x 0.93, please notice that</li></ul>