Digital Storage Capacity256 GB Hard Disk InterfacePCIE x 4 Connectivity TechnologyPCIe BrandXPG Special FeatureGaming Hard Disk Form Factor3.5 Inches Ultra-Fast PCIe NVMe Gen3x4 Interface Read/Write up to 2100/1500 MB/s *May vary by capacity Single-sided design to fit Ultrabook, slim laptop, and compact PC Interface: PCIe NVMe Gen3x4. Please check your motherboard manual and make sure your motherboard's M. 2 connector supports PCIe or M Key. 5 Years Manufacturer Warranty