Hardware Spec Index

Tessarix NX-9811 Pro 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX9811-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,040 (Network Cards scale)
Category rank#45,396
Street price$29
Power2 W
Performance per dollar35.86
Released2025

Specifications

BrandTessarix
ModelTessarix NX-9811 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-3804 Prime 10GbE RJ45 PCIe Network Card4,655$319Compare
Tessarix NX-2892 Edge 2.5GbE RJ45 PCIe Network Card1,816$59Compare
Strivon NX-1138 Prime 2.5GbE RJ45 USB Adapter895$19Compare
Quorvex NX-3257 Prime Dual-Port 25GbE SFP28 PCIe Network Card5,789$389Compare
Tessarix NX-5467 Pro 5GbE RJ45 USB Adapter3,817$229Compare
Quorvex NX-6295 Ultra 2.5GbE RJ45 PCIe Network Card1,913$59Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9811 Pro 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/3554065 (accessed 2026-10-20).