NVMe M.2 PCIe Gen4 x4 Interface. PCIe 4.0 Compliant / NVMe 1.3 Compliant Power Management Support for APST / ASPM / L1.2 Supports SMART and TRIM commands. Supports ONFi 2.3, ONFi 3.0, ONFi 3.2 and ONFi 4.0 interface Advanced Wear Leveling, Bad Block Management, Error Correction Code, and Over-Provision Preinstalled Rocket NVMe Heatsink. Upgradeable Firmware