Microsoft executive calls quad-core processors unnecessary . Optimus Vu says Microsoft devices running Windows Phone are just as fast . A prototype of the Samsung Galaxy Beam projector phone has been doing the rounds . Microsoft has offered cash for anyone whose device can beat a Windows 8 phone in a speed test .
Microsoft executive calls quad-core processors unnecessary . Optimus Vu says Microsoft devices running Windows Phone are just as fast . Microsoft has offered cash for anyone whose device can beat a Windows 8 phone in a speed test .