I don't have any USB 3.0 devices to test with it, but USB 2.0 devices seem to work fine.

sudo lspci -vmmnn

Slot:	00:14.0
Class:	USB controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	7 Series/C210 Series Chipset Family USB xHCI Host Controller [1e31]
SVendor:	CLEVO/KAPOK Computer [1558]
SDevice:	Device [0240]
Rev:	04
ProgIf:	30

sudo lspci -nnk

00:14.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller [8086:1e31] (rev 04)
	Subsystem: CLEVO/KAPOK Computer Device [1558:0240]
	Kernel driver in use: xhci_hcd

(https://h-node.org/notebooks/view/en/2264/ASUS-KCC-RMM-MSO-NB-K55A)

I have a USB3 hard drive reader that gets ~40 MB/s read speed on the 1 USB2 port, and ~100 MB/s read speed on the 2 USB3 ports. I think this is the USB2 port.

lspci -vmmnn

Slot:	00:14.0
Class:	USB controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	7 Series/C210 Series Chipset Family USB xHCI Host Controller [1e31]
SVendor:	ASUSTeK Computer Inc. [1043]
SDevice:	7 Series/C210 Series Chipset Family USB xHCI Host Controller [1457]
Rev:	04
ProgIf:	30

lspci -nnk

00:14.0 USB controller [0c03]: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller [8086:1e31] (rev 04)
	Subsystem: ASUSTeK Computer Inc. 7 Series/C210 Series Chipset Family USB xHCI Host Controller [1043:1457]
	Kernel driver in use: xhci_hcd