Will it be enough? I looked at the R9 290 spec it says it requires a 750 watt power supply.
I currently have Rosewill 80 PLUS Platinum FORTRESS-650
http://www.amazon.com/Rosewill-Platinum-Certified-Supply-FORTRESS-650/dp/B008NCBS12
I currently have Rosewill 80 PLUS Platinum FORTRESS-650
http://www.amazon.com/Rosewill-Platinum-Certified-Supply-FORTRESS-650/dp/B008NCBS12
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