Hardware Spec Index

Tessarix NX-7139 Pro 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX7139-PRO · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index3,427 (Network Cards scale)
Category rank#22,724
Street price$169
Power3 W
Performance per dollar20.28
Released2023

Specifications

BrandTessarix
ModelTessarix NX-7139 Pro
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 1 (Type-C)
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
Wake-on-LANNo
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Strivon NX-3672 XT Dual-Port 25GbE SFP28 PCIe Network Card5,715$459Compare
Strivon NX-1369 XT 25GbE SFP28 PCIe Network Card6,100$449Compare
Strivon NX-1583 Ultra Dual-Port 10GbE RJ45 PCIe Network Card4,197$219Compare
Strivon NX-7511 XT 5GbE RJ45 PCIe Network Card2,389$79Compare
Vantrel NX-3568 XT 10GbE RJ45 PCIe Network Card4,994$329Compare
Tessarix NX-5986 Ultra 25GbE SFP28 PCIe Network Card5,869$479Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-7139 Pro 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/93035921 (accessed 2026-10-22).