2900/8800 gts 640 power question

[jangster]

Will an antec truepower 2.0 550warr psu with dual 12v rails at 19 amps a piece be able to run either one of those?

 

[JAYDEEJOHN]

The GTS yes, itll be pushing it with the 2900

 

[blade85]

Will an antec truepower 2.0 550warr psu with dual 12v rails at 19 amps a piece be able to run either one of those?

GTS most probably, 2900 most probably not.