U.
2 (SFF-8639) compatibility: The cable is compatible with U. 2 (SFF-8639), a high-performance storage interface commonly used in data centers and enterprise applications. Additional Features Broad Compatibility Compatible with motherboards, RAID cards, and HBA controllers featuring SlimSAS SFF-8654 4i ports, and supports most U. 2 NVMe SSDs, such as the Intel DC P4500/P4600 series.