Hardware Spec Index

Strivon NX-9921 Pro 2.5GbE RJ45 USB Adapter

Network Cards · Strivon · SKU NX9921-PRO · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index756 (Network Cards scale)
Category rank#1,986
Street price$29
Power2 W
Performance per dollar26.07
Released2020

Specifications

BrandStrivon
ModelStrivon NX-9921 Pro
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
Strivon NX-2455 XT Dual-Port 10GbE SFP+ PCIe Network Card5,424$349Compare
Tessarix NX-6388 Max Dual-Port 10GbE RJ45 PCIe Network Card4,675$309Compare
Vantrel NX-3049 Ultra Dual-Port 10GbE SFP+ PCIe Network Card3,588$179Compare
Vantrel NX-3873 Ultra 5GbE RJ45 PCIe Network Card3,494$169Compare
Vantrel NX-2013 Prime 2.5GbE RJ45 USB Adapter2,003$69Compare
Vantrel NX-1537 Ti Dual-Port 10GbE SFP+ PCIe Network Card5,939$499Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Strivon NX-9921 Pro 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/20031041 (accessed 2026-10-19).