Hardware Spec Index

Tessarix NX-3770 Ultra 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX3770-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index2,461 (Network Cards scale)
Category rank#37,756
Street price$99
Power3 W
Performance per dollar24.86
Released2019

Specifications

BrandTessarix
ModelTessarix NX-3770 Ultra
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-9956 Edge 5GbE RJ45 USB Adapter3,362$139Compare
Vantrel NX-8742 Pro Dual-Port 10GbE RJ45 PCIe Network Card2,556$89Compare
Quorvex NX-6574 Prime 2.5GbE RJ45 USB Adapter1,355$39Compare
Quorvex NX-7870 Ti 2.5GbE RJ45 USB Adapter1,373$39Compare
Quorvex NX-9707 Prime 25GbE SFP28 PCIe Network Card5,947$459Compare
Tessarix NX-8617 Plus 2.5GbE RJ45 PCIe Network Card1,658$49Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3770 Ultra 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/392129 (accessed 2026-10-19).