來自StackOverflow上面的回答： iphone - ios app maximum memory budget
StackOverflow上有人做了一些簡單的团驱，有限設(shè)備下迄今為止測到的結(jié)果：
- iPad1: 127MB/256MB/49% (大致crash臨界值 / 總內(nèi)存 / 占比)
- iPad2: 275MB/512MB/53%
- iPad3: 645MB/1024MB/62%
- iPad4: 585MB/1024MB/57% (iOS 8.1)
- iPad Mini 1st Generation: 297MB/512MB/58%
- iPad Mini retina: 696MB/1024MB/68% (iOS 7.1)
- iPad Air: 697MB/1024MB/68%
- iPad Air 2: 1195MB/2048MB/58% (iOS 8.x)
- iPod touch 4th gen: 130MB/256MB/51% (iOS 6.1.1)
- iPod touch 5th gen: 286MB/512MB/56% (iOS 7.0)
- iPhone4: 325MB/512MB/63%
- iPhone4S: 286MB/512MB/56%
- iPhone5: 645MB/1024MB/62%
- iPhone5S: 646MB/1024MB/63%
- iPhone6: 645MB/1024MB/62% (iOS 8.x)
- iPhone6+: 645MB/1024MB/62% (iOS 8.x)
- iPhone6s: 1396MB/2048MB/68% (iOS 9.2)
- iPhone6s+: 1195MB/2048MB/58% (theoretical, untested)
