Hardware Spec Index

Tessarix NX-7856 Pro 2.5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX7856-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index885 (Network Cards scale)
Category rank#48,222
Street price$29
Power2 W
Performance per dollar30.52
Released2025

Specifications

BrandTessarix
ModelTessarix NX-7856 Pro
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
Vantrel NX-8404 Edge Dual-Port 10GbE SFP+ PCIe Network Card2,807$119Compare
Vantrel NX-1951 Ultra Dual-Port 25GbE SFP28 PCIe Network Card5,310$409Compare
Strivon NX-7500 SE 2.5GbE RJ45 PCIe Network Card1,507$39Compare
Strivon NX-3164 XT Dual-Port 10GbE RJ45 PCIe Network Card3,867$189Compare
Tessarix NX-9931 Ti Dual-Port 10GbE SFP+ PCIe Network Card3,638$189Compare
Strivon NX-6640 SE 10GbE SFP+ PCIe Network Card3,647$229Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-7856 Pro 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/16368205 (accessed 2026-10-19).