Hardware Spec Index

Tessarix NX-1438 Core 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX1438-CORE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,271 (Network Cards scale)
Category rank#39,255
Street price$29
Power2 W
Performance per dollar43.83
Released2025

Specifications

BrandTessarix
ModelTessarix NX-1438 Core
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
Quorvex NX-4597 Prime 2.5GbE RJ45 PCIe Network Card1,481$39Compare
Vantrel NX-5004 Prime 25GbE SFP28 PCIe Network Card5,749$409Compare
Tessarix NX-5197 SE 2.5GbE RJ45 USB Adapter1,733$49Compare
Quorvex NX-4817 Pro 2.5GbE RJ45 PCIe Network Card1,117$29Compare
Quorvex NX-8053 Ultra Dual-Port 10GbE SFP+ PCIe Network Card5,181$419Compare
Vantrel NX-9958 SE 2.5GbE RJ45 USB Adapter3,038$129Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-1438 Core 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/20059596 (accessed 2026-10-20).