Does anyone have a reliable list of max texture sizes for different GPUs? This is what I remember:
2048x2048
iPhone 3GS
iPhone 4
iPad
4096x4096
iPhone 4s
iPhone 5
iPhone 6+
iPhone 6s
iPad 2
iPad 3
iPad Mini
iPad Air
iPad Pro
For Android it seems to be a really mixed bag of 2048x2048 for older or low-end devices and 4096x4096 for newer devices.