Hardware Spec Index

Tessarix NX-9991 XT 10GbE SFP+ PCIe Network Card

Network Cards · Tessarix · SKU NX9991-XT · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index4,329 (Network Cards scale)
Category rank#33,004
Street price$259
Power6 W
Performance per dollar16.71
Released2026

Specifications

BrandTessarix
ModelTessarix NX-9991 XT
Speed10GbE (10G)
Ports1× SFP+
Host interfacePCIe 3.0 x4
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
Vantrel NX-8803 Prime Dual-Port 10GbE RJ45 PCIe Network Card3,007$139Compare
Vantrel NX-8107 Prime Dual-Port 10GbE RJ45 PCIe Network Card3,723$209Compare
Vantrel NX-1599 Plus 2.5GbE RJ45 PCIe Network Card1,460$39Compare
Tessarix NX-8050 Plus Dual-Port 10GbE SFP+ PCIe Network Card2,777$129Compare
Tessarix NX-8226 Max 2.5GbE RJ45 PCIe Network Card1,734$49Compare
Vantrel NX-7949 Ti 2.5GbE RJ45 USB Adapter1,223$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9991 XT 10GbE SFP+ PCIe Network Card”, https://vextor7.com/item/2431279 (accessed 2026-10-22).