Hardware Spec Index

Tessarix NX-9551 XT Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX9551-XT · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index5,714 (Network Cards scale)
Category rank#24,592
Street price$449
Power8 W
Performance per dollar12.73
Released2020

Specifications

BrandTessarix
ModelTessarix NX-9551 XT
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
Vantrel NX-4975 Plus 2.5GbE RJ45 USB Adapter2,460$89Compare
Vantrel NX-7988 XT 10GbE RJ45 PCIe Network Card5,409$459Compare
Tessarix NX-9072 Core 2.5GbE RJ45 PCIe Network Card1,995$59Compare
Tessarix NX-9834 Ultra 5GbE RJ45 PCIe Network Card2,550$89Compare
Vantrel NX-9389 Plus 2.5GbE RJ45 PCIe Network Card906$29Compare
Tessarix NX-7088 Ti 5GbE RJ45 PCIe Network Card4,112$279Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9551 XT Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/2098029 (accessed 2026-10-25).