Hardware Spec Index

Tessarix NX-9665 XT 5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX9665-XT · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index3,449 (Network Cards scale)
Category rank#34,463
Street price$189
Power3 W
Performance per dollar18.25
Released2024

Specifications

BrandTessarix
ModelTessarix NX-9665 XT
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
Strivon NX-4648 Core 2.5GbE RJ45 PCIe Network Card2,627$109Compare
Strivon NX-5512 XT 2.5GbE RJ45 PCIe Network Card1,477$39Compare
Tessarix NX-9797 Ultra 5GbE RJ45 PCIe Network Card2,087$69Compare
Quorvex NX-6044 XT 25GbE SFP28 PCIe Network Card5,312$379Compare
Quorvex NX-5411 Plus 5GbE RJ45 PCIe Network Card2,448$89Compare
Strivon NX-3941 Max 2.5GbE RJ45 USB Adapter3,067$129Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9665 XT 5GbE RJ45 USB Adapter”, https://vextor7.com/item/21880689 (accessed 2026-10-24).