problems

[jota]

hello i am new in ubuntu, my machine is hp proliant ml110
my graphic chip ati RAGE XL
the resolution is only 800 * 600, and no updates available, what can i do??

pol at ubuntu:~$ xrandr   #set 1024 728
xrandr: Failed to get size of gamma for output default
Screen 0: minimum 320 x 240, current 800 x 600, maximum 800 x 600
default connected 800x600+0+0 0mm x 0mm
    800x600        60.0*    56.0
    640x480        60.0
    400x300        60.0     56.0
    320x240        60.0
pol at ubuntu:~$


  i did try this and no luck
http://download.softpedia.ro/dl/66b3e418e35049a45c1cf68e18554480/4d52d563/500006719/linux/ati-driver-installer-11-1-x86.x86_64.run