Let's see which smartphone has graphics processor unit (GPU). Here is a comparison of GPU's of Iphone 4, Iphone 3GS, Samsung Wave (S8500) and Samsung Galaxy S. All GPUs are PowerVR Products. Each phone has Series5 (SGX) GPUs.
Apple Iphone 4 has SGX535. Iphone 3GS has SGX530. Samsung Wave and Galaxy S have SGX540 GPUs. Take a look at how powerful these GPUs and how many polygons, they produce, render.
- SGX530 (14 MPolys/s, 500Mpx/s@200 MHz)
- SGX535 (14 MPolys/s, 1Gpx/s@200 MHz)
- SGX540 (35 MPolys/s, 1Gpx/s@200 MHz)
As you may see Samsung Galaxy S and Samsung Wave have much better GPU than Iphone 3GS and even Iphopne 4.