PCIE 4.0 highspeed breakout cable splits single 8lane 74Pin SFF8654 port into dual 4lane 38Pin SFF8654 ports; Ultraslim lowprofile form factor optimizes internal space and airflow for compact servers & smallformfactor workstations; Strict impedancematched wiring minimizes signal attenuation, crosstalk and EMI for stable longterm transmission; Fully compatible with NVMe SSDs, storage controllers, RAID systems and highdensity enterprise storage deployments; 40cm shortlength design perfect for tightspace internal routing inside slim rackmount servers and custom builds