Specs are the following:
Intel Core i7 980X 3.33 ghz
Gigabyte GA X58 UD3R
KINGSTON 6GB RAM
WD CAVIAR BLACK 1.5TB
ATI RADEON HD 5870 1GB
COOLER MASTER HAF X 932 CASE
CURRENT PSU IS STOCK COOLER MASTER 500W
Cooler Master sell more than one 500W PSU, so it would be helpful to know exactly which one you have. If you don't know the model name then post the product number.