Can i run these?

[aszxwedf]

hi, i have a 450w psu.
which of these can i run?
gtx 650 ti
gtx 550 ti
hd 7770

 

[bigcyco1]

Depends on if it's a reliable power supply what is the brand and model ?

 

[coolermaster_72]

Depends on if it's a reliable power supply what is the brand and model ?

+1

If its a Corsair a PSU , it will be definitely good.

there are other good PSU brands too.

 

[wanderer11]

If it is a good psu probably any of them, assuming you have the right connectors. If not a good brand then 7750 it is.