Hardware Spec Index

Tessarix NX-9840 XT Dual-Port 10GbE SFP+ PCIe Network Card

Network Cards · Tessarix · SKU NX9840-XT · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index4,070 (Network Cards scale)
Category rank#6,730
Street price$219
Power8 W
Performance per dollar18.58
Released2025

Specifications

BrandTessarix
ModelTessarix NX-9840 XT
Speed10GbE (10G)
Ports2× SFP+
Host interfacePCIe 3.0 x8
CablingDAC or optical transceiver
StandardSFF-8431 (10GBASE-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-4086 Core 5GbE RJ45 USB Adapter3,494$169Compare
Vantrel NX-4925 SE 2.5GbE RJ45 PCIe Network Card1,389$29Compare
Vantrel NX-9045 Ti 2.5GbE RJ45 USB Adapter1,366$29Compare
Quorvex NX-4180 Ti Dual-Port 25GbE SFP28 PCIe Network Card4,560$309Compare
Vantrel NX-1228 Edge 10GbE RJ45 PCIe Network Card3,721$179Compare
Quorvex NX-5273 SE 5GbE RJ45 PCIe Network Card3,784$229Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9840 XT Dual-Port 10GbE SFP+ PCIe Network Card”, https://vextor7.com/item/69723157 (accessed 2026-10-20).