Gigabyte CARD THUNDERBOLTS 5 1.0 add-in card​, Intel® JHL9580 Thunderbolt™ 5 controller​, Dual Thunderbolt™ 5 Ports, up to 80 Gb/s bi-directional 
Key Features
Intel® Thunderbolt™ 5 Certified add-in card​
Intel® JHL9580 Thunderbolt™ 5 controller​
Dual Thunderbolt™ 5 Ports (USB Type-C™)​
Deliver up to 80 Gb/s bi-directional bandwidth, or up to 120Gb/s single-direction bandwidth.
Provides maximum support for DisplayPort™ 2.1 with 8K at 60Hz*​
Daisy-chain up to 10 Devices (5 devices per port)​
Support PD3.1 standard (up to 100W)
* To enable DP2.1 functionality, specific cables are required.
* THUNDERBOLTS 5 add-in card availability may vary based on local distribution.