RAM
Will RAM from a 2011 iMac be compatible for 2017 27" Retina 5k?
iMac 27″ 5K, macOS 11.6
Will RAM from a 2011 iMac be compatible for 2017 27" Retina 5k?
iMac 27″ 5K, macOS 11.6
No.
No.
No.
Memory Slots4 - 204-pin PC3-10600 (1333 MHz) DDR3 SO-DIMM for 2011
Memory Slots4 - 260-pin PC4-19200 (2400 MHz) DDR4 SO-DIMM for 2017.
RAM