3 ms·I still use the first-generation retina and it does have the same 5 scaling options.by grishka 6y agoI still use the first-generation retina and it does have the same 5 scaling options.rbanffy 6y agoWith the original OS?grishka 6y agoIIRC yes but the scaled options were so laggy they were hardly usable. It improved with updates.rbanffy 6y agoCool. Thank you. I didn't remember the UI details.