This is the only difference I have found:
GA-Z170X-Gaming 7
Chipset+Intel® Thunderbolt™ 3 Controller:
1 x USB Type-C™ port on the back panel, with USB 3.1 support
1 x USB 3.1 Type-A port (red) on the back panel
vs.
GA-Z170X-Gaming 7-EU
Chipset+Intel® USB 3.1 Controller:
1 x USB Type-C™ port on the back panel, with USB 3.1 support
1 x USB 3.1 Type-A port (red) on the back panel
But is this the difference - and what does it mean to me?
GA-Z170X-Gaming 7
Chipset+Intel® Thunderbolt™ 3 Controller:
1 x USB Type-C™ port on the back panel, with USB 3.1 support
1 x USB 3.1 Type-A port (red) on the back panel
vs.
GA-Z170X-Gaming 7-EU
Chipset+Intel® USB 3.1 Controller:
1 x USB Type-C™ port on the back panel, with USB 3.1 support
1 x USB 3.1 Type-A port (red) on the back panel
But is this the difference - and what does it mean to me?