Hardware Spec Index

Tessarix NX-5243 Ultra 5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX5243-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index4,118 (Network Cards scale)
Category rank#47,913
Street price$259
Power3 W
Performance per dollar15.90
Released2020

Specifications

BrandTessarix
ModelTessarix NX-5243 Ultra
Speed5GbE (5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 2 (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
Strivon NX-9835 Edge 2.5GbE RJ45 USB Adapter964$29Compare
Tessarix NX-6400 Prime 10GbE RJ45 Thunderbolt Adapter4,037$239Compare
Quorvex NX-4980 Ti 2.5GbE RJ45 PCIe Network Card1,444$39Compare
Vantrel NX-2691 Plus 2.5GbE RJ45 PCIe Network Card1,308$29Compare
Vantrel NX-2082 Pro 5GbE RJ45 PCIe Network Card3,869$209Compare
Vantrel NX-1019 Max 10GbE RJ45 PCIe Network Card3,750$189Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-5243 Ultra 5GbE RJ45 USB Adapter”, https://vextor7.com/item/41318227 (accessed 2026-10-23).