Hardware Spec Index

Tessarix NX-9941 Plus 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX9941-PLUS · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index2,509 (Network Cards scale)
Category rank#14,430
Street price$99
Power3 W
Performance per dollar25.34
Released2021

Specifications

BrandTessarix
ModelTessarix NX-9941 Plus
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfacePCIe 3.0 x1
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
Wake-on-LANYes
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Tessarix NX-6690 Pro 2.5GbE RJ45 PCIe Network Card1,433$39Compare
Tessarix NX-3572 Plus 10GbE SFP+ PCIe Network Card4,147$249Compare
Strivon NX-8461 XT Dual-Port 10GbE RJ45 PCIe Network Card2,741$109Compare
Tessarix NX-3517 Ti 2.5GbE RJ45 USB Adapter1,118$29Compare
Vantrel NX-9355 Edge 5GbE RJ45 USB Adapter1,671$49Compare
Strivon NX-5676 SE 5GbE RJ45 USB Adapter3,836$229Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9941 Plus 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/20056166 (accessed 2026-10-20).