Description NVIDIA/Mellanox MCP7F60-W001R30 Compatible 1m (3ft) 400G QSFP-DD to 4X100G QSFP56 Passive DAC Breakout Cable is a 30AWG copper interconnect designed to bridge a 400G port with four 100G endpoints. This passive twinax assembly offers a low-cost, high-reliability solution for short-range data distribution without the thermal load of optical transceivers. It is specifically optimized for high-performance NVIDIA/Mellanox switching fabrics requiring precise 400G-to-100G port mapping.