i cant up my dedicated vram on sony VGN FW21L (ati radeon hd 3400)

[famakyol26]

total memory 's 1536mb plz help dedicted memory 's 256mb

 

[hang-the-9]

That option would be in the BIOS, not all systems may have the option to increase shared video memory. For memory located on the video card, that is physical memory connected to the card and cannot be increased.