Hardware Spec Index

Tessarix NX-7566 SE Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX7566-SE · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index4,656 (Network Cards scale)
Category rank#5,270
Street price$329
Power8 W
Performance per dollar14.15
Released2021

Specifications

BrandTessarix
ModelTessarix NX-7566 SE
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-9641 Prime 2.5GbE RJ45 USB Adapter1,109$29Compare
Vantrel NX-1213 Plus 10GbE SFP+ PCIe Network Card4,740$299Compare
Strivon NX-1655 Ti Dual-Port 25GbE SFP28 PCIe Network Card5,748$389Compare
Strivon NX-5816 Edge 10GbE SFP+ PCIe Network Card5,647$419Compare
Strivon NX-1941 Edge 10GbE RJ45 PCIe Network Card4,630$269Compare
Tessarix NX-9955 Plus 5GbE RJ45 USB Adapter2,461$89Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-7566 SE Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/6698080 (accessed 2026-10-22).