Hardware Spec Index

Vantrel NX-3873 Ultra 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX3873-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index5,084 (Network Cards scale)
Category rank#15,350
Street price$419
Power6 W
Performance per dollar12.13
Released2025

Specifications

BrandVantrel
ModelVantrel NX-3873 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
Tessarix NX-3844 Plus 10GbE SFP+ PCIe Network Card3,824$239Compare
Strivon NX-4928 Max Dual-Port 10GbE SFP+ PCIe Network Card4,137$279Compare
Quorvex NX-4082 Core 2.5GbE RJ45 PCIe Network Card2,680$109Compare
Vantrel NX-8610 SE 2.5GbE RJ45 PCIe Network Card1,506$39Compare
Quorvex NX-2248 SE 2.5GbE RJ45 PCIe Network Card825$19Compare
Vantrel NX-6844 Max Dual-Port 10GbE SFP+ PCIe Network Card4,699$269Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-3873 Ultra 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/570664 (accessed 2026-10-21).