There is a small spark you can see jump from the port to your flash drive.I also know there is a program for my MSI motherboard that ramps up the amperage so you can charge your IPAD while using it via USB.Also related, I have two USB ATSC Digital Decoders for receiving OTA broadcasts and neither work in an ASUS brand motherboard on the USB 3 ports.So far I am not very pleased with USB 3 and I am no