Capacity: 500GB Interface: PCIe Gen4 x4, Compliant with NVMe 1.3 NAND Flash: 3D TLC Sustained Read Performance: up to 5000 MB/s Sustained Write Performance: up to 2500 MB/s IOPs (4K Random Write): Up to 750K IOPs ECC Support: Up to 72bit/1KB Accessory: Heatsink * Free accessory without warranty. Certificate: CE, FCC, VCCI, BSMI Warranty: 3 Years