Capacity: 128 GB Form Factor: Standardized PCle Card with Half-Height/Half-Length Interface: PCI-Express 2.0 x2 Lightning-fast boot-up times, application launches, and system responsiveness for an unbeatable feeling of speed Maximum reliability with industry's highest 5 year warranty. Take the M6e to the limits with Plextor's best quality components and extensive failure testing Sequential Read Speed: 770 MB/s - Sequential Write Speed: 335 MB/S - Random Read Speed: 96,000 IOPS - Random Write Speed: 83,000 IOPS model : ADATA XPG SX6000 Lite 512GB PCIe 3D NAND PCIe Internal Solid State Drive tag : Internal SSD