 The 21.5 in and 27 in screens remained at their previous resolutions, 1920×1080 and 2560×1440 respectively.As with the 2009 model, memory has been upgraded; the standard specification is now 8 GB, with the 21.5 in model supporting up to 16GB and the 27 in model supporting up to 32GB.It was reported that the 21.5 in iMac would have non-replaceable soldered memory similar to the MacBook Air and Retina display MacBook Pro though tear-downs show that it uses removable memory but accessing the modules requires ungluing the screen and removing the motherboard.