recommends your system have at least 2.5GB of RAM to run Photoshop CC in Windows ( 3GB to run it on Mac) fast and without lags. In the Photoshop settings, the RAM value is improperly setīefore trying to solve one of the above-mentioned problems, you should remember that Adobe Photoshop is a powerful application that requires more memory.The drivers on your PC/laptop are not configured correctly or require updating.