For sale are HP Mellanox 661685-001 544QSFP MCX354A-FCBT Dual-Port 40GbE PCIe ConnectX-3 Network Interface Cards.

These cards have been crossflashed to first-party Mellanox firmware version 2.42.5000.

For best reliability and performance, using the latest drivers from Mellanox is recommended.

Cards are guaranteed working with a 30 day warranty.

Items are used and may have light cosmetic wear.


"Which Cables Do I Need?"

For 56Gb/40Gb Infiniband or Ethernet, we recommend these cables:

For 40Gb QDR Infiniband or 40Gb Ethernet only, we recommend these cables:
 
For 56Gb/40Gb Infiniband or Ethernet with fiber optic cable runs up to 30m, we recommend two of these transceivers (fiber optic cable not included):


Purchase is for one card only. Multiple cards are shown to display bracket height options. Cable and transceiver are optional accessories and must be selected from drop-down menu to be included with purchase.


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Feel free to ask any questions before purchase.