- Jan 16, 2011
- mac os lion mountain
- i5 3450
- MSI N660TF2GD5/OC
- Classic Mac
- Mobile Phone
Did you try any speed test on the usb 3 devices?
You can open Activity Monitor, click on the Disk Activity tab and then copy some large file onto a usb 3 storage device.
On my board the device shows up as usb 3 in the system report, but with some controllers, the speed only goes up to ca 30 MB/sec, even though both devices are listed as supporting usb 3...
I do not have usb3 key, but with a key usb2 I 25MB / s