SilverStone SFX 450W vs 4770K+R9 290X - Crysys 3 1080p

System Setup.

Intel Core i7 4770K @ Default
Intel Stock Cooler
ASUS MAXIMUS VI IMPACT
G.SKILL F3-2933C12D-8GTXDG
AMD RADEON R9 290X @ Default (Uber Mode)
GALAXY 128GB SSD
SilverStone SFX 450W
SilverStone RAVEN Z01

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