Nvidia QUADRO RTX NVLINK Quick Start Manual page 4

Instructions
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Install the first Quadro RTX graphics card into the
primary PCI Express x16 slot on the motherboard.
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Install the second Quadro RTX graphics card into
the adjacent PCI Express x16 slot.
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Connect your NVLink Bridge into the labeled
NVLink ports on the two graphics cards.
Note: To check the status of your
NVLink for each of the two GPUs, use the
following commands:
nvidia-smi nvlink -i 0 -s
nvidia-smi nvlink -i 1 -s
If configured correctly, the output should
be the same for both GPUs:
Link 0: active
Link 1: active