Hardware Spec Index

Quorvex NX-3681 Ultra 2.5GbE RJ45 PCIe Network Card

Network Cards · Quorvex · SKU NX3681-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index1,320 (Network Cards scale)
Category rank#5,073
Street price$39
Power2 W
Performance per dollar33.85
Released2019

Specifications

BrandQuorvex
ModelQuorvex NX-3681 Ultra
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfacePCIe 3.0 x1
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
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
Quorvex NX-5344 Core 5GbE RJ45 PCIe Network Card3,451$149Compare
Tessarix NX-1891 Pro 25GbE SFP28 PCIe Network Card5,485$489Compare
Tessarix NX-3745 Plus Dual-Port 10GbE RJ45 PCIe Network Card5,939$469Compare
Strivon NX-9279 Edge 10GbE RJ45 Thunderbolt Adapter5,485$419Compare
Vantrel NX-2382 Plus 10GbE SFP+ PCIe Network Card5,289$429Compare
Quorvex NX-7886 Ti 10GbE RJ45 PCIe Network Card5,422$399Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Quorvex NX-3681 Ultra 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/1486489 (accessed 2026-10-21).