Intel 750 Series 800GB Solid State Drive (SSDPE2MW800G4X1) NVMe PCIe 3.0 x4, 2.5 Storage Capacity: 800 GB SSD. Form Factor: 2.5" 15mm. Interface: PCIe NVMe 3.0 x4. Sequential Read (up to): 2100 MB/s. Sequential Write (up to): 800 MB/s.