Hardware Spec Index

Vantrel NX-7948 Ultra Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX7948-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index5,463 (Network Cards scale)
Category rank#47,504
Street price$379
Power8 W
Performance per dollar14.41
Released2019

Specifications

BrandVantrel
ModelVantrel NX-7948 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
Quorvex NX-9951 Edge Dual-Port 10GbE SFP+ PCIe Network Card3,934$229Compare
Vantrel NX-2681 XT 2.5GbE RJ45 PCIe Network Card2,202$79Compare
Vantrel NX-3720 Ti 2.5GbE RJ45 PCIe Network Card1,295$29Compare
Quorvex NX-7389 Ti 10GbE RJ45 PCIe Network Card4,993$289Compare
Quorvex NX-1770 XT 5GbE RJ45 PCIe Network Card2,076$79Compare
Tessarix NX-7193 SE Dual-Port 10GbE SFP+ PCIe Network Card4,146$209Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-7948 Ultra Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/3624486 (accessed 2026-10-19).