Hardware Spec Index

Quorvex NX-1881 Ultra 5GbE RJ45 PCIe Network Card

Network Cards · Quorvex · SKU NX1881-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,765 (Network Cards scale)
Category rank#44,629
Street price$49
Power2 W
Performance per dollar36.02
Released2026

Specifications

BrandQuorvex
ModelQuorvex NX-1881 Ultra
Speed5GbE (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
Vantrel NX-6014 Max 2.5GbE RJ45 USB Adapter2,233$79Compare
Quorvex NX-1573 Ti 2.5GbE RJ45 PCIe Network Card2,537$89Compare
Quorvex NX-8768 Max Dual-Port 10GbE RJ45 PCIe Network Card3,382$179Compare
Vantrel NX-9899 XT 25GbE SFP28 PCIe Network Card5,576$489Compare
Quorvex NX-8821 Max 2.5GbE RJ45 USB Adapter1,377$39Compare
Quorvex NX-4483 Prime 2.5GbE RJ45 PCIe Network Card837$19Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Quorvex NX-1881 Ultra 5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/17985646 (accessed 2026-10-21).