Hardware Spec Index

Tessarix NX-5641 Prime Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX5641-PRIME · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index5,706 (Network Cards scale)
Category rank#42,155
Street price$389
Power8 W
Performance per dollar14.67
Released2022

Specifications

BrandTessarix
ModelTessarix NX-5641 Prime
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
Tessarix NX-1184 Plus 5GbE RJ45 PCIe Network Card1,658$49Compare
Vantrel NX-3585 XT 2.5GbE RJ45 USB Adapter1,367$29Compare
Vantrel NX-7064 Edge 25GbE SFP28 PCIe Network Card5,282$369Compare
Tessarix NX-8168 Prime 2.5GbE RJ45 PCIe Network Card1,609$39Compare
Quorvex NX-1088 XT 10GbE RJ45 PCIe Network Card2,784$109Compare
Vantrel NX-5500 Max 10GbE RJ45 Thunderbolt Adapter5,065$339Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-5641 Prime Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/4030730 (accessed 2026-10-22).