Description The NVIDIA/Mellanox compatible 3m passive direct attach copper cable provides a high-performance 400G link for interconnecting OSFP Flat Top and QSFP-DD interfaces. Utilizing high-quality twinax wiring, it supports 400Gb/s throughput with zero power consumption at the cable level. This assembly is ideal for connecting high-speed switches and servers across a 10ft reach with superior signal stability.