BLACKMAGIC PCI EXPRESS CABLE KITKey Features For UltraStudio 4K Extreme PCIe Adapter Card & Cable Faster than Thunderbolt Connect your UltraStudio 4K Extreme to your computer via PCIe using the PCIe Cable Kit from Blackmagic Design. The kit includes a high speed Gen 3 PCI express plug in card and cable, and delivers higher data transfer speeds than Thunderbolt. The PCIe adapter card needs to be installed in your computer's PCIe slot and the cable connects your UltraStudio 4K