Hardware Spec Index

Vantrel NX-8391 Pro 2.5GbE RJ45 PCIe Network Card

Network Cards · Vantrel · SKU NX8391-PRO · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index3,097 (Network Cards scale)
Category rank#11,871
Street price$139
Power3 W
Performance per dollar22.28
Released2020

Specifications

BrandVantrel
ModelVantrel NX-8391 Pro
Speed2.5GbE (2.5G/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
Quorvex NX-6101 Ultra 2.5GbE RJ45 USB Adapter1,147$29Compare
Vantrel NX-9741 Ultra 2.5GbE RJ45 PCIe Network Card2,719$109Compare
Vantrel NX-6254 Pro Dual-Port 10GbE RJ45 PCIe Network Card4,507$289Compare
Strivon NX-6777 Prime 5GbE RJ45 USB Adapter4,144$249Compare
Quorvex NX-1606 Core Dual-Port 25GbE SFP28 PCIe Network Card5,763$419Compare
Vantrel NX-2870 Core 2.5GbE RJ45 USB Adapter1,586$39Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-8391 Pro 2.5GbE RJ45 PCIe Network Card”, https://vextor7.com/item/4130384 (accessed 2026-10-23).