Re: [Gimp-user] slow rendering of images

[Ofnuts <ofnuts laposte net>]

On 30/09/14 17:04, Anthony ODoibhailein wrote:
> Hello,
>
> I am a new user of GIMP and have been quite impressed with the range of features and usability. However I am 
> working on a large banner and am finding the rendering of the image is extremely slow.
> I have just upgraded my mac from a powerpc to a 12 core intel machine and am not appreciating a great speed 
> benefit so far due to this slowness of rendering.
> I appreciate that it may well be down to the setup. I have the RAM set to 10Gb in the GIMP preferences which 
> I had thought sufficient to show an improvement but its not given much of a boost.

You mean Edit>Preferences -> Environment > Tile cache size?


Check your system monitor will tell you where the slowdown happens... 
how much RAM is used? how many CPU cores are used? I don't think the 
current versions of Gimp will make use of all your cores....