Hardware Spec Index

Quorvex NX-4781 Ultra 25GbE SFP28 PCIe Network Card

Network Cards · Quorvex · SKU NX4781-ULTRA · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index5,561 (Network Cards scale)
Category rank#30,071
Street price$409
Power6 W
Performance per dollar13.60
Released2023

Specifications

BrandQuorvex
ModelQuorvex NX-4781 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
Strivon NX-6038 Core 2.5GbE RJ45 PCIe Network Card1,272$29Compare
Tessarix NX-4222 Pro 2.5GbE RJ45 PCIe Network Card1,349$39Compare
Tessarix NX-2371 XT 2.5GbE RJ45 USB Adapter1,438$39Compare
Tessarix NX-5376 Plus Dual-Port 25GbE SFP28 PCIe Network Card5,054$339Compare
Tessarix NX-3232 SE 25GbE SFP28 PCIe Network Card5,954$469Compare
Vantrel NX-1603 Max 5GbE RJ45 PCIe Network Card3,813$189Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Quorvex NX-4781 Ultra 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/9105872 (accessed 2026-10-19).