Hardware Spec Index

Tessarix NX-4521 Max 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX4521-MAX · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index2,829 (Network Cards scale)
Category rank#22,071
Street price$139
Power3 W
Performance per dollar20.35
Released2022

Specifications

BrandTessarix
ModelTessarix NX-4521 Max
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 1 (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
Vantrel NX-7892 Ti Dual-Port 10GbE SFP+ PCIe Network Card6,100$499Compare
Tessarix NX-1749 Ultra 2.5GbE RJ45 PCIe Network Card1,543$39Compare
Quorvex NX-4608 SE Dual-Port 10GbE SFP+ PCIe Network Card4,583$269Compare
Strivon NX-6309 Ti 2.5GbE RJ45 PCIe Network Card1,395$39Compare
Quorvex NX-5891 SE 2.5GbE RJ45 USB Adapter2,358$79Compare
Tessarix NX-8933 Core Dual-Port 10GbE RJ45 PCIe Network Card3,690$199Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-4521 Max 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/4885968 (accessed 2026-10-21).