What is the power supply my computer have contained by volts and watts.?

i own a gateway

model: 831gm

i need to know how oodles watts of power supply it has because i am going to buy a graphics card soon. by the process any suggestions for a graphics card. i have pci-express x 16

What is the power supply my computer have contained by volts and watts.?

Open up the Computer and look at the PSU. There will be a sticky label on the PSU Box that tells you its size in Volts and Watts.
move about to gateway site and enter your comp info in Support box (including s/n# on the sticker) it will give you full info in the order of your putter.

about card try this:





http://www.tigerdirect.com/applications/...



512mb

http://www.tigerdirect.com/applications/...