keeame@bt:~$ free
total used free shared buffers cached
Mem: 3612244 663884 2948360 0 81468 238148
-/+ buffers/cache: 344268 ...

Thanks for your replies. I updated my drivers, and searched through some settings and found the problem.

I turned off all desktop effects and instantly made a HUGE difference. Its still has some...

I first played around with backtrack with virtual box on XP. I finally then partitioned my hd and had XP with BT. BT then became very laggy, although it was still usable. From there I then used...