Hardware Spec Index

Tessarix NX-3820 Pro Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX3820-PRO · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index4,402 (Network Cards scale)
Category rank#16,949
Street price$259
Power8 W
Performance per dollar17.00
Released2022

Specifications

BrandTessarix
ModelTessarix NX-3820 Pro
Speed25GbE (25G)
Ports2× SFP28
Host interfacePCIe 4.0 x8
CablingDAC or optical transceiver
StandardIEEE 802.3by (25GBASE-R)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
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
Tessarix NX-7063 Prime Dual-Port 10GbE SFP+ PCIe Network Card4,932$339Compare
Strivon NX-4631 Ultra 25GbE SFP28 PCIe Network Card5,756$499Compare
Vantrel NX-8490 Plus 2.5GbE RJ45 PCIe Network Card3,208$139Compare
Vantrel NX-7156 Edge 2.5GbE RJ45 PCIe Network Card1,793$49Compare
Quorvex NX-8835 Edge 10GbE RJ45 Thunderbolt Adapter4,301$299Compare
Quorvex NX-9637 Ti 2.5GbE RJ45 PCIe Network Card818$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3820 Pro Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/7942535 (accessed 2026-10-22).