Your search for "mcx631102an-adat" revealed the following:
nVidia Mellanox MCX631102AN-ADAT ConnectX-6 LX 2x 25GB SFP28 PCIe 4.0 x8 NIC
SKU: NSB-9147
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 317.99
• Only 2 remaining
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NEW nVidia Mellanox MCX631102AN-ADAT ConnectX-6 LX 2x 25GB SFP28 PCIe 4.0 x8 NIC
SKU: NSN-1084
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 449.99
• Only 1 remaining
Call if you need more