Hardware Spec Index

Tessarix NX-3721 Ultra Dual-Port 10GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX3721-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index4,566 (Network Cards scale)
Category rank#36,683
Street price$289
Power13 W
Performance per dollar15.80
Released2026

Specifications

BrandTessarix
ModelTessarix NX-3721 Ultra
Speed10GbE (10G)
Ports2× RJ45
Host interfacePCIe 3.0 x8
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
Vantrel NX-4144 XT 2.5GbE RJ45 PCIe Network Card1,386$29Compare
Strivon NX-7479 Pro 5GbE RJ45 PCIe Network Card3,131$159Compare
Vantrel NX-8680 Plus Dual-Port 10GbE RJ45 PCIe Network Card4,099$199Compare
Strivon NX-4489 Ultra 2.5GbE RJ45 PCIe Network Card1,003$19Compare
Vantrel NX-2111 Ti 10GbE RJ45 PCIe Network Card4,442$289Compare
Tessarix NX-2854 Max 2.5GbE RJ45 USB Adapter835$19Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3721 Ultra Dual-Port 10GbE RJ45 PCIe Network Card”, https://vextor7.com/item/96827184 (accessed 2026-10-25).