Hardware Spec Index

Tessarix NX-4973 Prime 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX4973-PRIME · Released 2019 · Updated 2026-10-25

Key facts

Benchmark index759 (Network Cards scale)
Category rank#25,151
Street price$19
Power2 W
Performance per dollar39.95
Released2019

Specifications

BrandTessarix
ModelTessarix NX-4973 Prime
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
Strivon NX-2271 Plus 5GbE RJ45 PCIe Network Card2,665$109Compare
Tessarix NX-3186 Plus 5GbE RJ45 PCIe Network Card2,641$99Compare
Quorvex NX-3159 Ultra 10GbE RJ45 Thunderbolt Adapter4,093$259Compare
Strivon NX-6757 Core Dual-Port 25GbE SFP28 PCIe Network Card4,576$259Compare
Vantrel NX-1539 Ultra 10GbE SFP+ PCIe Network Card4,959$329Compare
Quorvex NX-3848 Pro Dual-Port 10GbE SFP+ PCIe Network Card4,642$299Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-4973 Prime 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/87720237 (accessed 2026-10-25).