The card works on both Win7 and Win8 x64 reliable. Following limitations One should however be aware of: 1.) The map draws with a small cable additional power from another USB port, as the Xpress Card slot does not provide enough power for devices such as USB hard drives. Without the cable is nothing here. With USB sticks or devices with independent power supply, there are no problems. 2.) When pulling out the USB connector like the whole map is to get out with. One must therefore these peel off hold. 3.) The card can be quite warm in operation.
Otherwise it provides decent transfer rates in the usual USB3 level,
