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The main application for OSFP-800G-2DR4LH is linking two switches together with up to 500 meters
The switch end OSFP has a finned top for additional cooling and the QSFP112 HCA end is flat topped and uses riding heat sinks on the HCA OSFP cage
The two 400G ends support 4-channels of 50G-PAM4 (200GbE/HDR) and use a flat top QSFP56 for use in Quantum switch cages
2xSR4/SR8 multimode
NVIDIA/Mellanox MCP7Y70-H002 Compatible DAC 2m (7ft) 400Gb/s OSFP to 4x100Gb/s QSFP56 InfiniBand HDR Passive Copper Splitter Cable 200G HDR The main application for OSFP-800G-2DR4LHDescription NADDOD O4Q56 400G CU2H is a passive Direct Attach Copper (DAC) cable with an OSFP based twin port 2x200Gb s connector to four QSFP56. DAC cables are the lowest cost, lowest latency, near zero power consuming, high speed links available due to their simplicity of design and minimal components. Main use is linking Quantum 2 NDR InfiniBand switches to HDR100 switches, ConnectX 6 7 adapters, and or BlueField 2 3 DPUs.
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