Can i run the gpu and wich one is better !

Bibi Wars

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Apr 11, 2014
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I want to know if i can run one of these two gpu:
1- http://www.tunisianet.com.tn/carte-graphique-pour-pc-de-bureau/7622-carte-graphique-geforce-gt-630-4-go.html
2- http://www.tunisianet.com.tn/carte-graphique-pour-pc-de-bureau/7980-carte-graphique-club3d-radeon-r7-250-1go.html

My pc specs:
my motherboard is foxconn p43al-v i thinkk its ddr2
and i have as CPU : core 2 quad q8200 2.33
my psu is at 450w and it does not have pcie câble
4gb ddr2 ram.

So wich one i can run, and if can run the two of them then tell me wich one is better ! please don't give me any other gpu just stay on these two :)
WAITING FOR ANSWERS...