ASUS ThunderboltEX 4 PCIe Expansion card - 2 x Thunderbolt 4 (USB-C, 40 Gbps, 100W QC), 2 x miniDP

Enable blisteringly fast speeds and any-way-up connectivity
ASUS ThunderboltEX 4 is a Thunderbolt 4 add-on card that offers 40 Gbps bi-directional bandwidth, USB4 device compatibility, and DisplayPort 1.4. It supports up to five Thunderbolt devices in a daisy chain and enables up to 100-watt USB-C charging for laptops.