Surely, your mouse isn't working. If you are lucky, you will gain 10-20k. When i start my X session, i get a small image, i.e. that the X destop doesn't come on the full surface of the monitor, but only on a small part of the monitor. No, without deep manipulation of the X config file. But if you put this dir in RAM, stored profiles aren't kept to next boot.
X is know to be resource-consuming.
It is a true network server, not a simple GUI, in the MS concept. 3.29 Using Samba to mount a directory, I can only read files. Ican even copy a different file in its place and it isreplaced with the original. Tested with a RAM muLinux v 11r2. The profiles are stored on the first floppy disk, if you run the RAM muLinux incarnation.