Hardware Spec Index

Tessarix NX-1991 Edge Dual-Port 10GbE SFP+ PCIe Network Card

Network Cards · Tessarix · SKU NX1991-EDGE · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index2,812 (Network Cards scale)
Category rank#35,969
Street price$99
Power8 W
Performance per dollar28.40
Released2022

Specifications

BrandTessarix
ModelTessarix NX-1991 Edge
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
Tessarix NX-9823 Plus Dual-Port 10GbE SFP+ PCIe Network Card5,240$419Compare
Strivon NX-1820 SE 10GbE SFP+ PCIe Network Card5,751$439Compare
Quorvex NX-4725 Ultra Dual-Port 10GbE RJ45 PCIe Network Card4,556$279Compare
Vantrel NX-9095 Core 25GbE SFP28 PCIe Network Card5,045$419Compare
Vantrel NX-1151 SE 2.5GbE RJ45 USB Adapter1,088$29Compare
Vantrel NX-8893 Pro 10GbE RJ45 Thunderbolt Adapter5,848$429Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-1991 Edge Dual-Port 10GbE SFP+ PCIe Network Card”, https://vextor7.com/item/9604057 (accessed 2026-10-20).