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AI workstations, GPU servers and HPC clusters, specified for your work and verified to fit, power and cool before we quote. Supported across Pakistan.

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© 2026 Supercomputers (Pvt) Ltd. Every configuration is quoted individually, landed in Pakistan with duty and taxes included.

Product names and trademarks belong to their respective owners. Specifications are vendor-published figures; dense tensor throughput is quoted rather than sparse. Refurbished hardware carries our own warranty, not the manufacturer's, unless the listing states otherwise.

Catalogue/Network Adapters/NVIDIA

datacenter

NVIDIA

ConnectX-7 400GbE QSFP112

MPN CX7-400-ETH · SKU N-17GN0WC · Released 2022

Port: 1x 400G
Fabric: Ethernet
Bus: Gen5 x16

Photographs of this unit

1 / 1

NVIDIA ConnectX-7 400GbE QSFP112

Photo: nvidia.com

Why this part

400GbE with GPUDirect for Ethernet-scaled training
Requires PCIe 5.0 x16 to reach line rate
The alternative to InfiniBand for large clusters

Condition · Refurbished Grade A

Compare all six grades →

Bench tested under load for 48 hours. Cosmetically near-new. Covered in-house.

Covered by a 12 month warranty from us directly.

Specification

Network

Fabric: ethernet
Ports: 1 x 400 Gb/s
Connector: QSFP-DD

Host interface

PCIe: Gen 5.0 x16
Bracket: Full height only
Power: 25 W

Offloads

RDMA: Yes
SR-IOV: Yes
GPUDirect: Yes

Same part, other grades and partners

1 other SKU built on the same processor. The price difference comes from condition grade, board partner and cooler design, not from the chip itself.

NVIDIA ConnectX-7 400GbE QSFP112New / Sealed

Quoted per order

Send the request and we reply within one working day with availability, lead time and a landed quotation, duty and taxes included.

Quote this part Add to a configuration

Included with every order

12 month warranty, handled here rather than shipped abroad
Tested and, where used, re-pasted before dispatch
Delivered across Pakistan from Islamabad, by courier
One invoice and one point of contact for the whole configuration

Also considered

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3 month warranty · quoted per order

E810-CQDA2 100GbE

Refurbished Grade A

12 month warranty · quoted per order