The PNY CS1311 2.5" SATA III SSD is an excellent choice for a mainstream solid state drive (SSD) upgrade from a hard disk drive (HDD). The CS1311 drive is designed for an easy and cost-effective HDD replacement in the existing PC system to help realize faster boot times, quicker application launches and better overall system performance. With no moving parts, the PNY CS1311 2.5" SATA III SSD is highly durable and less likely to fail.