One of the main hardware difference between Android devices is he GPU which is part of the SoC (System On a Chip / Chipset) powering the handset. There’s currently three big players in the market today: Qualcomm’s SnapDragon SoC with the Adreno 200 GPU, TI OMAP 3XXX with the Power VR SGX 530/535 and finally Samsung’s Hummingbird (S5PC110A01) with a PowerVR SGX540 GPU all three of them feature a CortexA8 CPU core.