NVIDIA LinkX cables and transceivers

mellanox linkx
August 29, 2025
Used to connect Quantum-2 InfiniBand and Spectrum-4 SN5600 Ethernet switches, as well as ConnectX-7 network cards, BlueField-3 DPU, and NVIDIA DGX 800Gb/s and 400Gb/s cables and transceivers for H100 GPU system. The product line includes direct connect cables (DAC) up to 3 meters, linear active copper cables ranging from 3 to 5 meters, multimode fiber up to 50 meters, and single-mode fiber up to 100 meters, 500 meters, and 2 kilometers. The switch only uses dual port eight channel small form factor pluggable (OSFP) connectors. ConnectX-7 uses both OSFP and QSFP112, while BlueField-3 only uses QSFP112.
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