Intel Thunderbolt 3 Certified add-in card Intel DSL7540 Thunderbolt 3 controller Dual Thunderbolt 3 Ports (USB Type-C) Max Bandwidth 40 Gb/s DisplayPort 1.4 Capable with 4K Video Throughout Daisy-chain up to 12 Devices (6 devices per port) Support PD 3.0 standard (up to 100W)