M.2 PCIe Gen3 x 4 Interface. Built to the PCIe 3.1 specification / 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. All SABRENT SSDs come with Acronis True Image for SABRENT Software for easy Cloning. For those requiring a specific sector size to clone their existing SSDs: SABRENT utility enables users to re-format the Rocket drive and choose the sector size of their liking, either 512 or 4K bytes.