Hardware Spec Index

Vantrel NX-5621 Plus 2.5GbE RJ45 USB Adapter

Network Cards · Vantrel · SKU NX5621-PLUS · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index2,711 (Network Cards scale)
Category rank#32,731
Street price$119
Power3 W
Performance per dollar22.78
Released2024

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-2961 SE 2.5GbE RJ45 PCIe Network Card1,472$39Compare
Vantrel NX-1805 XT 2.5GbE RJ45 PCIe Network Card2,436$79Compare
Vantrel NX-7485 Pro Dual-Port 10GbE SFP+ PCIe Network Card5,063$319Compare
Tessarix NX-3698 SE 5GbE RJ45 USB Adapter2,386$99Compare
Tessarix NX-9423 Edge Dual-Port 10GbE SFP+ PCIe Network Card4,324$259Compare
Vantrel NX-7315 Max 2.5GbE RJ45 PCIe Network Card1,429$39Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Vantrel NX-5621 Plus 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/92393714 (accessed 2026-10-24).