Hardware Spec Index

Vantrel NX-8641 Pro 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX8641-PRO · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index5,212 (Network Cards scale)
Category rank#15,094
Street price$419
Power6 W
Performance per dollar12.44
Released2019

Specifications

BrandVantrel
ModelVantrel NX-8641 Pro
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-4695 Ultra 5GbE RJ45 PCIe Network Card2,036$59Compare
Tessarix NX-6367 Prime 25GbE SFP28 PCIe Network Card4,959$309Compare
Tessarix NX-5770 Edge 2.5GbE RJ45 USB Adapter1,410$39Compare
Vantrel NX-7202 Prime Dual-Port 10GbE SFP+ PCIe Network Card2,748$99Compare
Quorvex NX-1675 XT Dual-Port 10GbE SFP+ PCIe Network Card3,791$199Compare
Tessarix NX-5187 XT 2.5GbE RJ45 PCIe Network Card1,321$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-8641 Pro 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/18334261 (accessed 2026-10-21).