I wonder what the model with better potential to overclock? I want to use 1600MHz Cas7 but if possible higher clock is better.

All model is 2 x 2GB

Corsair TW3X4G1333C9DHX 9-9-9-24 1.7v
http://www.corsair.com/_datasheets/TW3X4G1333C9DHX.pdf

Patriot PDC34G1333LLK 7-7-7-20 1.7v
http://www.patriotmem.com/products/d...&id=650&type=1

OCZ Platinum OCZ3P13334GK 7-7-7-20 1.8v
http://www.ocztechnology.com/product...atinum_edition

Thanks