PCIe 4.0 x8 74Pin to 2×68Pin Mini Cooledge IO split design with integrated power line; Fully comply with PCIe 4.0 standard, deliver stable high-speed transmission for server IO modules; Built-in power supply circuit, no extra separate power wiring needed for easy installation; 80cm moderate length fits internal wiring of rack servers, storage chassis and expansion enclosures; Shielded internal wire structure reduces crosstalk, reliable for industrial & enterprise storage devices