Hardware Spec Index

Tessarix NX-6596 Ultra 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX6596-ULTRA · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index4,622 (Network Cards scale)
Category rank#13,651
Street price$329
Power6 W
Performance per dollar14.05
Released2022

Specifications

BrandTessarix
ModelTessarix NX-6596 Ultra
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
Quorvex NX-5936 Pro 2.5GbE RJ45 PCIe Network Card1,486$39Compare
Tessarix NX-2863 SE Dual-Port 10GbE RJ45 PCIe Network Card2,726$119Compare
Vantrel NX-4683 SE 10GbE SFP+ PCIe Network Card5,857$379Compare
Strivon NX-9891 Pro 10GbE RJ45 Thunderbolt Adapter4,603$299Compare
Tessarix NX-2532 Edge 5GbE RJ45 PCIe Network Card4,361$269Compare
Strivon NX-6537 Prime 2.5GbE RJ45 USB Adapter3,127$129Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-6596 Ultra 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/73314010 (accessed 2026-10-20).