Hardware Spec Index

Tessarix NX-6494 SE 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX6494-SE · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index4,267 (Network Cards scale)
Category rank#41,520
Street price$309
Power6 W
Performance per dollar13.81
Released2024

Specifications

BrandTessarix
ModelTessarix NX-6494 SE
Speed25GbE (25G)
Ports1× 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
Vantrel NX-5466 Plus 5GbE RJ45 PCIe Network Card3,138$139Compare
Tessarix NX-2591 Core 2.5GbE RJ45 PCIe Network Card1,899$59Compare
Tessarix NX-6851 Ultra 10GbE SFP+ PCIe Network Card5,877$489Compare
Tessarix NX-1889 Pro 5GbE RJ45 PCIe Network Card3,197$149Compare
Tessarix NX-8243 Pro 5GbE RJ45 PCIe Network Card4,412$239Compare
Quorvex NX-2387 XT 5GbE RJ45 USB Adapter2,725$119Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-6494 SE 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/205865 (accessed 2026-10-22).