Hardware Spec Index

Tessarix NX-3868 Pro 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX3868-PRO · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index899 (Network Cards scale)
Category rank#5,219
Street price$19
Power2 W
Performance per dollar47.32
Released2025

Specifications

BrandTessarix
ModelTessarix NX-3868 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
Tessarix NX-1579 Max 10GbE SFP+ PCIe Network Card4,553$259Compare
Tessarix NX-3576 Edge Dual-Port 10GbE RJ45 PCIe Network Card5,855$449Compare
Strivon NX-9679 XT 2.5GbE RJ45 PCIe Network Card1,016$19Compare
Strivon NX-5220 Max 2.5GbE RJ45 PCIe Network Card2,411$79Compare
Tessarix NX-1542 Ti 10GbE RJ45 Thunderbolt Adapter4,266$299Compare
Strivon NX-9329 Pro Dual-Port 25GbE SFP28 PCIe Network Card5,413$479Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3868 Pro 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/61678708 (accessed 2026-10-20).