Solve : when i purchased a new smps of 450 w my games running too slow

1.	Solve : when i purchased a new smps of 450 w my games running too slow pls help pls pls?
Answer» my PC config- 500 mb ati 5670 3 gb ram 2 hard disk -1 TB and 250 gb asus p5kpl-amps motherboard intel 2.8 ghz after i purchased a NEW smps my has slowed down i can't run the games properlyWhat was the W on the old one.actually sorry i don't know i purchased a new cheap oneNot GOING to get much out of us unless you FIND out what you replaced and what you replaced it with.

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