Hardware Spec Index

Tessarix NX-6646 SE 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX6646-SE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index4,550 (Network Cards scale)
Category rank#42,081
Street price$309
Power6 W
Performance per dollar14.72
Released2025

Specifications

BrandTessarix
ModelTessarix NX-6646 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-6879 Max Dual-Port 10GbE RJ45 PCIe Network Card4,999$279Compare
Strivon NX-8639 Ti 5GbE RJ45 PCIe Network Card3,207$169Compare
Quorvex NX-5243 Prime 10GbE SFP+ PCIe Network Card4,711$299Compare
Strivon NX-6617 Core Dual-Port 10GbE SFP+ PCIe Network Card3,925$269Compare
Strivon NX-6814 Max 5GbE RJ45 PCIe Network Card2,378$99Compare
Strivon NX-7180 Plus 2.5GbE RJ45 PCIe Network Card3,097$139Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-6646 SE 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/560231 (accessed 2026-10-19).