50cm compact short length for tidy internal wiring inside compact server chassis; PCIe 4.0 Slimline SAS 8i 74Pin dual-ended design for high-bandwidth storage connection; Backward compatible with PCIe 3.0, delivers low-latency stable high-speed data transfer; Full shielded tinned copper wires eliminate crosstalk and electromagnetic interference; Universal fit for Dell, HP, Lenovo, Supermicro RAID cards, motherboards & drive backplanes