Hardware Spec Index

Vantrel NX-7991 Pro Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX7991-PRO · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index4,192 (Network Cards scale)
Category rank#27,722
Street price$249
Power8 W
Performance per dollar16.84
Released2025

Specifications

BrandVantrel
ModelVantrel NX-7991 Pro
Speed25GbE (25G)
Ports2× SFP28
Host interfacePCIe 4.0 x8
CablingDAC or optical transceiver
StandardIEEE 802.3by (25GBASE-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-1464 Ti 2.5GbE RJ45 PCIe Network Card903$29Compare
Tessarix NX-6792 Pro 2.5GbE RJ45 USB Adapter1,290$29Compare
Quorvex NX-1903 Max 25GbE SFP28 PCIe Network Card5,340$479Compare
Strivon NX-6091 Core 2.5GbE RJ45 PCIe Network Card2,859$119Compare
Vantrel NX-6574 Max Dual-Port 10GbE RJ45 PCIe Network Card3,989$239Compare
Strivon NX-1284 Pro 2.5GbE RJ45 PCIe Network Card1,208$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-7991 Pro Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/11611583 (accessed 2026-10-19).