Hardware Spec Index

Tessarix NX-7841 SE Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX7841-SE · Released 2024 · Updated 2026-10-18

Key facts

Benchmark index4,864 (Network Cards scale)
Category rank#1,211
Street price$299
Power8 W
Performance per dollar16.27
Released2024

Specifications

BrandTessarix
ModelTessarix NX-7841 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-9168 Ti Dual-Port 10GbE SFP+ PCIe Network Card4,102$189Compare
Strivon NX-6327 SE 10GbE SFP+ PCIe Network Card5,639$439Compare
Quorvex NX-3242 SE 2.5GbE RJ45 PCIe Network Card3,415$149Compare
Tessarix NX-5131 Ultra Dual-Port 25GbE SFP28 PCIe Network Card5,025$419Compare
Vantrel NX-5842 Pro 2.5GbE RJ45 PCIe Network Card1,899$49Compare
Vantrel NX-1400 Prime Dual-Port 10GbE RJ45 PCIe Network Card4,872$379Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-7841 SE Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/10103490 (accessed 2026-10-18).