At that price, I don't know that any one is better than the other.....by the way, both your links are for the OCZ.
The Corsair HX series and the Antec Signature series are the cream of the crop. Below that, The Corsair TX series and Antec TP series are 2nd tier. I have not delved below that . The Antec TP-650 and Corsair TX-650 are $99