Hardware Spec Index

Vantrel NX-6451 Ultra 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX6451-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index5,580 (Network Cards scale)
Category rank#3,010
Street price$409
Power6 W
Performance per dollar13.64
Released2024

Specifications

BrandVantrel
ModelVantrel NX-6451 Ultra
Speed25GbE (25G)
Ports1× 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-9196 Plus 5GbE RJ45 PCIe Network Card2,117$69Compare
Strivon NX-5282 Core 2.5GbE RJ45 USB Adapter1,300$29Compare
Quorvex NX-1059 Pro 5GbE RJ45 PCIe Network Card3,045$169Compare
Tessarix NX-4658 XT Dual-Port 10GbE RJ45 PCIe Network Card4,330$289Compare
Strivon NX-3889 XT Dual-Port 10GbE RJ45 PCIe Network Card4,906$349Compare
Vantrel NX-2070 Plus 10GbE SFP+ PCIe Network Card5,345$329Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-6451 Ultra 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/4852604 (accessed 2026-10-20).