Gaming PC problem (Can you pls help me?) HD

Please write me what I can do to fix this problem! My System: AsRock P67 Pro 3 Samsung SSD 470 Series 128 GB (Windows 7) Hitachi HDD (ols from my Notebook) 5400rpm Team Elite DDR3 Ram LG Super Multi DVD GIGABYTE gtx 570 OC Thermalright hr-02 Macho i5 2500K Intel
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Yeahrrr.
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