me and my younger brother both owns an iphone 6 but his' got more memory of 64 gb while mine is only 16 gb, i tried to compare their performance by simple swiping the screen and it is quite noticeable that my brother's phone moves smoother and crispier, while mine is experiencing a slight matrix or a slightly lower frame rate, does iphone memory determines speed and performance or does it only refer to storage space?
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Does iphone memory determine speed like what can be compared to a pc ram?