Q: http://www.compusa.com/applications/SearchTools/item-details.asp?EdpNo=2687691&sku=H231-7138 My computer is a 816 gm gateway thx in advance it is agp, but will it work wiith a 300 watt power supply
A: No. If you look at the minimum power requirements it says 350 watt. I had the same problem when I tried to upgrade my video card. You can either swap in a better power supply or you can buy a mini PSU that fits in one of you 5.25" drives.