Power help

[roddy]

Im running 2 ati 4770 in cf with a little Thermaltake tr2 450psu
the q is how can i tell if my system needs more power?
i play cod4 just fine
this is what my system is
785g gigabyte mobo
2x sapphire 4770 videocards
amd 550 cpu oc@3500
2x ddr2 oc 8500 ram
1 dvd
1 hd segate 7200 500gb
1 ac ol 64 freezer cpu cooler
3 120 fans

is there any software that can tell me if im starving my system
i know i should get a bigger psu but if my system runs fine y should i?
any thoughts would be great

 

[GhislainG]

You can't measure it with software, but your system doesn't draw more than 300W. http://www.thermaltake.outervision.com/Power

 

[Twoboxer]

Your system will freeze or shut down if it needs more power. Unless or until that happens, enjoy

 

[roddy]

You can't measure it with software, but your system doesn't draw more than 300W. http://www.thermaltake.outervision.com/Power

thanks for the link