Thanks for the answer, Im sorry that i took so long to respond, the model is liteon ps-5301-08ha (it seems to be 300w) here is a photo i took of it
http://i64.tinypic.com/11vgleu.jpg
not sure if thats all the info, i couldnt find anything on the internet about the model but i dont think the brand is really good, would that be enough to run a 1050? (or even a 1050 ti?)