I want to keep statistics of bandwidth used in an application when the application is used. Is there any way in iPhone SDK to do it (or I should go to lower level, keep logging of all network requests)?
I know MBX model has limit of 24MB VRAM. How about SGX models? And can I assume all iPhone/iPod touch models have SGX or MBX at least? No other models? And how much memory bandwidth (to/from GPU) they ...