Hardware Spec Index

Vantrel NX-5981 Ultra Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX5981-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index5,107 (Network Cards scale)
Category rank#47,446
Street price$379
Power8 W
Performance per dollar13.47
Released2020

Specifications

BrandVantrel
ModelVantrel NX-5981 Ultra
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
Strivon NX-1200 Ultra 2.5GbE RJ45 PCIe Network Card1,843$59Compare
Tessarix NX-4191 Max 2.5GbE RJ45 USB Adapter1,919$49Compare
Vantrel NX-5806 SE 5GbE RJ45 USB Adapter3,957$199Compare
Strivon NX-7465 Prime 2.5GbE RJ45 PCIe Network Card1,582$39Compare
Tessarix NX-6905 SE 2.5GbE RJ45 PCIe Network Card1,901$59Compare
Tessarix NX-7939 Prime Dual-Port 25GbE SFP28 PCIe Network Card5,199$339Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-5981 Ultra Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/4831394 (accessed 2026-10-23).