Hardware Spec Index

Tessarix NX-6439 Ultra 10GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX6439-ULTRA · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index5,331 (Network Cards scale)
Category rank#26,524
Street price$399
Power9 W
Performance per dollar13.36
Released2025

Specifications

BrandTessarix
ModelTessarix NX-6439 Ultra
Speed10GbE (10G)
Ports1× RJ45
Host interfacePCIe 3.0 x4
CablingCat6a (100 m) / Cat6 (up to 55 m)
StandardIEEE 802.3an (10GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
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-3047 Plus 2.5GbE RJ45 PCIe Network Card1,249$29Compare
Quorvex NX-5547 Edge 2.5GbE RJ45 USB Adapter1,572$49Compare
Tessarix NX-3354 Max Dual-Port 25GbE SFP28 PCIe Network Card5,346$449Compare
Vantrel NX-7377 Max 2.5GbE RJ45 PCIe Network Card1,082$29Compare
Strivon NX-4456 XT 2.5GbE RJ45 PCIe Network Card949$29Compare
Quorvex NX-6991 XT 2.5GbE RJ45 PCIe Network Card1,695$59Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-6439 Ultra 10GbE RJ45 PCIe Network Card”, https://vextor7.com/item/1736710 (accessed 2026-10-22).