While the international version of the Galaxy S3 is fitted with an ARM’s Mali GPU and the U.S. version comes with an Adreno 225 graphics chipset, the PowerVR GPU can support Microsoft DirectX 9.3. But even though both these competing smartphones will have this similar hardware, Samsung will run the GPU at a faster clock speed while maintaining the triple-core setup as in the iPhone 5. So, is Apple going to get more worked up at Samsung for this?