Hardware Spec Index

Tessarix NX-5128 Ultra 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX5128-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index884 (Network Cards scale)
Category rank#5,009
Street price$19
Power2 W
Performance per dollar46.53
Released2019

Specifications

BrandTessarix
ModelTessarix NX-5128 Ultra
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
Quorvex NX-5079 Ti 2.5GbE RJ45 PCIe Network Card2,607$109Compare
Strivon NX-7498 Prime Dual-Port 10GbE SFP+ PCIe Network Card4,206$239Compare
Tessarix NX-3170 Prime 5GbE RJ45 PCIe Network Card3,524$189Compare
Quorvex NX-1247 SE 2.5GbE RJ45 USB Adapter1,459$39Compare
Strivon NX-7535 Max 2.5GbE RJ45 PCIe Network Card986$29Compare
Vantrel NX-4765 Core 25GbE SFP28 PCIe Network Card5,611$489Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-5128 Ultra 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/17891920 (accessed 2026-10-24).