Hardware Spec Index

Tessarix NX-3671 Core Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX3671-CORE · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index4,608 (Network Cards scale)
Category rank#43,292
Street price$309
Power8 W
Performance per dollar14.91
Released2025

Specifications

BrandTessarix
ModelTessarix NX-3671 Core
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
Quorvex NX-1423 Prime Dual-Port 25GbE SFP28 PCIe Network Card5,308$459Compare
Quorvex NX-4339 Pro 2.5GbE RJ45 PCIe Network Card1,360$39Compare
Quorvex NX-5888 Core 2.5GbE RJ45 USB Adapter3,118$149Compare
Tessarix NX-4930 XT 5GbE RJ45 PCIe Network Card4,058$219Compare
Vantrel NX-8875 Ti 10GbE SFP+ PCIe Network Card4,045$269Compare
Quorvex NX-5291 Edge 5GbE RJ45 USB Adapter1,663$49Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3671 Core Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/19243256 (accessed 2026-10-25).