4k@60 is ~16 Gbps per 4k@60 display over DP; USB3 is happy with 5 Gbps; 10 Gbps is USB3.1. There were TB2 docks (i.e. 20 gbps total) that were able to handle o

4k@60 is ~16 Gbps per 4k@60 display over DP; USB3 is happy with 5 Gbps; 10 Gbps is USB3.1. There were TB2 docks (i.e. 20 gbps total) that were able to handle one 4k@60 display, 1 gbps ethernet and usb3. I'm using such one (Kanex TB2 Express) with 2015 mbp. -- On PC side, thunderbolt is handled by firmware, operating system has on say on it, it just sees devices pop on pcie bus (on Apple side, it is by Apple-supplied drivers). So the handling should be same for Windows and Linux. One of the few things it can do is configure security policies for TB3+.