hello i want to buy new card "hd 7770"
and ii have to buy new psu so i have searched and found this 2 psu ( same price ) so i confused
1 - Corsair Builder Series CX 500 Watt ATX/EPS 80 PLUS (CX500)
http://www.amazon.com/Corsair-Builder-Series-Watt-CX500/dp/B0092ML0MY/ref=sr_1_2?ie=UTF8&qid=1407879761&sr=8-2&keywords=500+watt+psu
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2 - Rosewill Stallion Series 500W Power Supply ATX12V 500 Power Supply RD500-2DB
http://www.amazon.com/Rosewill-Stallion-Supply-ATX12V-RD500-2DB/dp/B004GL9NVG/ref=sr_1_4?s=pc&ie=UTF8&qid=1407877464&sr=1-4&keywords=500w+power+supply
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so what the best Corsair or Rosewill
thanks a lot
and ii have to buy new psu so i have searched and found this 2 psu ( same price ) so i confused

1 - Corsair Builder Series CX 500 Watt ATX/EPS 80 PLUS (CX500)
http://www.amazon.com/Corsair-Builder-Series-Watt-CX500/dp/B0092ML0MY/ref=sr_1_2?ie=UTF8&qid=1407879761&sr=8-2&keywords=500+watt+psu
==============
2 - Rosewill Stallion Series 500W Power Supply ATX12V 500 Power Supply RD500-2DB
http://www.amazon.com/Rosewill-Stallion-Supply-ATX12V-RD500-2DB/dp/B004GL9NVG/ref=sr_1_4?s=pc&ie=UTF8&qid=1407877464&sr=1-4&keywords=500w+power+supply
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so what the best Corsair or Rosewill
thanks a lot