Hardware Spec Index

Quorvex NX-1991 Pro Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Quorvex · SKU NX1991-PRO · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index5,137 (Network Cards scale)
Category rank#42,073
Street price$359
Power8 W
Performance per dollar14.31
Released2021

Specifications

BrandQuorvex
ModelQuorvex NX-1991 Pro
Speed25GbE (25G)
Ports2× SFP28
Host interfacePCIe 4.0 x8
CablingDAC or optical transceiver
StandardIEEE 802.3by (25GBASE-R)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
Wake-on-LANYes
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Tessarix NX-1028 Pro 25GbE SFP28 PCIe Network Card5,840$459Compare
Strivon NX-1117 Max 2.5GbE RJ45 USB Adapter2,153$79Compare
Quorvex NX-5641 Edge 2.5GbE RJ45 PCIe Network Card3,040$149Compare
Strivon NX-5747 SE 2.5GbE RJ45 USB Adapter2,788$109Compare
Quorvex NX-9883 Core 2.5GbE RJ45 USB Adapter977$29Compare
Quorvex NX-3617 SE 10GbE RJ45 PCIe Network Card6,100$489Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Quorvex NX-1991 Pro Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/2553696 (accessed 2026-10-24).