Hardware Spec Index

Vantrel NX-5621 Plus 2.5GbE RJ45 USB Adapter

Network Cards · Vantrel · SKU NX5621-PLUS · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index971 (Network Cards scale)
Category rank#17,124
Street price$19
Power2 W
Performance per dollar51.11
Released2026

Specifications

BrandVantrel
ModelVantrel NX-5621 Plus
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 1 (Type-C)
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
Wake-on-LANNo
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Vantrel NX-8778 Prime 25GbE SFP28 PCIe Network Card5,255$379Compare
Quorvex NX-3730 Edge Dual-Port 10GbE SFP+ PCIe Network Card5,363$399Compare
Strivon NX-9646 Core Dual-Port 10GbE RJ45 PCIe Network Card4,940$349Compare
Vantrel NX-9642 Pro 2.5GbE RJ45 PCIe Network Card2,634$99Compare
Strivon NX-6928 Edge 25GbE SFP28 PCIe Network Card5,181$359Compare
Strivon NX-7490 Max 2.5GbE RJ45 PCIe Network Card1,503$39Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-5621 Plus 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/3684306 (accessed 2026-10-24).