Hardware Spec Index

Tessarix NX-2421 SE 5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX2421-SE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index3,258 (Network Cards scale)
Category rank#37,010
Street price$149
Power3 W
Performance per dollar21.87
Released2025

Specifications

BrandTessarix
ModelTessarix NX-2421 SE
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-1785 Edge Dual-Port 10GbE RJ45 PCIe Network Card3,952$209Compare
Strivon NX-1118 Plus 5GbE RJ45 USB Adapter2,707$99Compare
Quorvex NX-5555 Prime 10GbE RJ45 Thunderbolt Adapter3,335$159Compare
Strivon NX-3438 Max 2.5GbE RJ45 PCIe Network Card1,534$39Compare
Quorvex NX-8533 XT Dual-Port 10GbE RJ45 PCIe Network Card6,083$499Compare
Vantrel NX-9993 XT 5GbE RJ45 USB Adapter4,254$249Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-2421 SE 5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/4820124 (accessed 2026-10-23).