Hardware Spec Index

Tessarix NX-8739 Prime 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX8739-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index941 (Network Cards scale)
Category rank#10,139
Street price$19
Power2 W
Performance per dollar49.53
Released2023

Specifications

BrandTessarix
ModelTessarix NX-8739 Prime
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
Quorvex NX-6032 Max 5GbE RJ45 PCIe Network Card2,262$79Compare
Tessarix NX-8283 Ti Dual-Port 10GbE SFP+ PCIe Network Card3,423$149Compare
Tessarix NX-5698 Prime 5GbE RJ45 PCIe Network Card1,911$59Compare
Tessarix NX-4335 Max 2.5GbE RJ45 USB Adapter3,097$119Compare
Strivon NX-1258 Edge 2.5GbE RJ45 PCIe Network Card2,627$89Compare
Vantrel NX-2102 Prime 5GbE RJ45 USB Adapter2,193$69Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-8739 Prime 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/5222730 (accessed 2026-10-22).