Hardware Spec Index

Tessarix NX-8840 Core 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX8840-CORE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,754 (Network Cards scale)
Category rank#22,455
Street price$59
Power2 W
Performance per dollar29.73
Released2023

Specifications

BrandTessarix
ModelTessarix NX-8840 Core
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-4097 Pro 2.5GbE RJ45 USB Adapter910$19Compare
Tessarix NX-5418 Pro 5GbE RJ45 PCIe Network Card3,618$199Compare
Vantrel NX-4954 XT 2.5GbE RJ45 PCIe Network Card2,071$79Compare
Vantrel NX-5960 XT 2.5GbE RJ45 PCIe Network Card1,187$29Compare
Vantrel NX-7671 Pro 10GbE RJ45 PCIe Network Card4,379$249Compare
Quorvex NX-6294 Core 2.5GbE RJ45 PCIe Network Card858$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-8840 Core 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/21870401 (accessed 2026-10-25).