Hardware Spec Index

Tessarix NX-8866 SE 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX8866-SE · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index1,998 (Network Cards scale)
Category rank#1,670
Street price$69
Power2 W
Performance per dollar28.96
Released2020

Specifications

BrandTessarix
ModelTessarix NX-8866 SE
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
Tessarix NX-9771 Prime 10GbE RJ45 PCIe Network Card3,533$179Compare
Strivon NX-4335 Plus Dual-Port 10GbE SFP+ PCIe Network Card5,072$389Compare
Strivon NX-3376 Plus 2.5GbE RJ45 USB Adapter1,076$29Compare
Tessarix NX-2735 Core 2.5GbE RJ45 PCIe Network Card2,787$119Compare
Strivon NX-5416 SE 25GbE SFP28 PCIe Network Card5,817$439Compare
Vantrel NX-8721 Max Dual-Port 10GbE SFP+ PCIe Network Card6,100$499Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-8866 SE 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/92944795 (accessed 2026-10-20).