Experience blistering speeds and any-way-up connectivity. ASUS ThunderboltEX 3-TR is a Thunderbolt 3 add-on card that delivers 40 Gbps bi-directional bandwidth and DisplayPort 1.4 support. It's able to support up to six Thunderbolt-enabled devices in a daisy-chain configuration, and its USB Type-C port enables up to 100-watt charging for laptops.