Hardware Spec Index

Vantrel NX-6521 Ultra 10GbE RJ45 Thunderbolt Adapter

Network Cards · Vantrel · SKU NX6521-ULTRA · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index3,558 (Network Cards scale)
Category rank#30,854
Street price$189
Power9 W
Performance per dollar18.83
Released2023

Specifications

BrandVantrel
ModelVantrel NX-6521 Ultra
Speed10GbE (10G)
Ports1× RJ45
Host interfaceThunderbolt 4 / USB4
CablingCat6a (100 m) / Cat6 (up to 55 m)
StandardIEEE 802.3an (10GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
Wake-on-LANNo
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

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Cite this page: Hardware Spec Index, “Vantrel NX-6521 Ultra 10GbE RJ45 Thunderbolt Adapter”, https://vextor7.com/item/442747 (accessed 2026-10-22).