Description NVIDIA/Mellanox Compatible 1.5m (5ft) 400G OSFP Finned Top Passive DAC Cable is designed for ultra-high-density 400Gbps interconnects. The finned top design provides native heat-sinking to ensure optimal thermal performance for high-speed transceivers. This 1.5-meter passive copper link offers low-latency performance and high signal integrity specifically for NVIDIA/Mellanox OSFP-based hardware.