A power supply for Zotac GTX 550 TI

The links are my desktop specs (sorry, i am not good at linking files or sites).

CPU:
http://www.flickr.com/photos/89960524@N03/8177904490/in...

Mainboard:
http://www.flickr.com/photos/89960524@N03/8177904336/in...

Memory:
http://www.flickr.com/photos/89960524@N03/8177873783/in...

GPU:
http://www.flickr.com/photos/89960524@N03/8177904420/in...

PSU:
http://www.flickr.com/photos/89960524@N03/8177875359/in...


I am planning to replace the power supply since the current power supply is unstable with gtx 550 ti.

Would Corsair builder series(http://www.newegg.com/Product/Product.aspx?Item=N82E168...) be enough for gtx 550 ti and the computer?

If not, any recommendation would be great! Thank you