The PCIe Gen 4 SlimSAS 8i (SFF-8654) to OCulink 8-Lane SFF-8611 8i Cable - 50cm is a high-performance, low latency cable designed for the next generation of enterprise servers and networking equipment. The cable is fully compatible with the latest generation of storage controllers and switches that use PCI Express Gen 4 technology. It provides support for data transfer rates of up to 8Gb/s per lane. This cable is 50cm long, which is the perfect length for connecting your SAS Controller Card to your motherboard's SAS controller port. Micro SATA Cables Part#SLM-1830-OC