Hardware Spec Index

Tessarix NX-9931 SE 5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX9931-SE · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index2,432 (Network Cards scale)
Category rank#1,756
Street price$89
Power3 W
Performance per dollar27.33
Released2024

Specifications

BrandTessarix
ModelTessarix NX-9931 SE
Speed5GbE (5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 2 (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-6628 Prime Dual-Port 10GbE RJ45 PCIe Network Card5,741$429Compare
Tessarix NX-6618 XT 2.5GbE RJ45 PCIe Network Card1,635$39Compare
Vantrel NX-9910 Prime 10GbE RJ45 Thunderbolt Adapter3,212$159Compare
Vantrel NX-3957 Core 25GbE SFP28 PCIe Network Card6,060$419Compare
Quorvex NX-4209 Plus Dual-Port 25GbE SFP28 PCIe Network Card5,825$449Compare
Quorvex NX-9705 SE 2.5GbE RJ45 PCIe Network Card1,682$49Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9931 SE 5GbE RJ45 USB Adapter”, https://vextor7.com/item/6065149 (accessed 2026-10-23).