Hardware Spec Index

Tessarix NX-4221 Core 5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX4221-CORE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,694 (Network Cards scale)
Category rank#23,812
Street price$109
Power3 W
Performance per dollar24.72
Released2023

Specifications

BrandTessarix
ModelTessarix NX-4221 Core
Speed5GbE (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
Vantrel NX-4884 Ultra 2.5GbE RJ45 PCIe Network Card1,173$29Compare
Strivon NX-2241 SE Dual-Port 25GbE SFP28 PCIe Network Card4,762$329Compare
Strivon NX-1144 Max 5GbE RJ45 PCIe Network Card1,809$59Compare
Quorvex NX-9640 Prime 5GbE RJ45 PCIe Network Card3,683$169Compare
Strivon NX-5026 SE Dual-Port 10GbE RJ45 PCIe Network Card5,723$419Compare
Strivon NX-8438 Prime 25GbE SFP28 PCIe Network Card5,656$439Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-4221 Core 5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/9010963 (accessed 2026-10-21).