Hardware Spec Index

Tessarix NX-4122 Ultra 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX4122-ULTRA · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index3,108 (Network Cards scale)
Category rank#27,410
Street price$149
Power3 W
Performance per dollar20.86
Released2024

Specifications

BrandTessarix
ModelTessarix NX-4122 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
Strivon NX-8788 Edge 2.5GbE RJ45 PCIe Network Card1,588$39Compare
Strivon NX-7154 XT 2.5GbE RJ45 USB Adapter787$29Compare
Quorvex NX-8401 Ti Dual-Port 10GbE RJ45 PCIe Network Card5,741$499Compare
Quorvex NX-6017 Max 2.5GbE RJ45 PCIe Network Card961$29Compare
Tessarix NX-3366 Pro 5GbE RJ45 PCIe Network Card3,515$199Compare
Tessarix NX-4861 Plus 10GbE RJ45 PCIe Network Card5,083$399Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-4122 Ultra 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/1928068 (accessed 2026-10-22).