Hardware Spec Index

Tessarix NX-3991 Edge 5GbE RJ45 PCIe Network Card

Network Cards · Tessarix · SKU NX3991-EDGE · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index3,026 (Network Cards scale)
Category rank#28,611
Street price$139
Power3 W
Performance per dollar21.77
Released2024

Specifications

BrandTessarix
ModelTessarix NX-3991 Edge
Speed5GbE (5G/1G/100M)
Ports1× RJ45
Host interfacePCIe 3.0 x1
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
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-8681 Prime 2.5GbE RJ45 USB Adapter3,054$119Compare
Strivon NX-7453 Ti Dual-Port 10GbE RJ45 PCIe Network Card4,310$289Compare
Tessarix NX-6089 Edge 5GbE RJ45 PCIe Network Card1,913$59Compare
Quorvex NX-2336 Prime Dual-Port 25GbE SFP28 PCIe Network Card4,868$349Compare
Strivon NX-6089 Edge Dual-Port 10GbE RJ45 PCIe Network Card3,295$179Compare
Strivon NX-1552 Max 2.5GbE RJ45 PCIe Network Card2,686$99Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3991 Edge 5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/5264873 (accessed 2026-10-25).