Gigabyte Sniper m5

so i am building a system and i want to dual boot osx and win 7, here are my specs. how an i get this working?

PCPartPicker part list / Price breakdown by merchant

Type	Item	Price
CPU	Intel Core i5-4690K 3.5GHz Quad-Core Processor	$224.95 @ SuperBiiz
Motherboard	Gigabyte G1.Sniper M5 Micro ATX LGA1150 Motherboard	$179.99 @ Amazon
Memory	Corsair Vengeance LP 8GB (2 x 4GB) DDR3-1600 Memory	$69.99 @ Amazon
Memory	Corsair Vengeance LP 8GB (2 x 4GB) DDR3-1600 Memory	$69.99 @ Amazon
Storage	Samsung 850 EVO-Series 120GB 2.5" Solid State Drive	$79.98 @ OutletPC
Storage	Western Digital BLACK SERIES 750GB 2.5" 7200RPM Internal Hard Drive	$61.68 @ OutletPC
Video Card	MSI GeForce GTX 970 4GB 100 Million Edition Video Card	$349.99 @ Newegg
Case	Fractal Design Arc Mini R2 MicroATX Mini Tower Case	$96.99 @ SuperBiiz
Power Supply	XFX XTR 650W 80+ Gold Certified Fully-Modular ATX Power Supply	$99.99 @ Amazon
Case Fan	Corsair SP120 57.2 CFM 120mm Fans	$20.98 @ OutletPC
Case Fan	Corsair SP120 57.2 CFM 120mm Fans	$20.98 @ OutletPC
Case Fan	Corsair SP120 57.2 CFM 120mm Fans	$20.98 @ OutletPC
Monitor	LG 25UM55-P 60Hz 25.0" Monitor	$229.99 @ Directron
Keyboard	SteelSeries APEX Wired Gaming Keyboard	$75.19 @ Amazon
Mouse	ROCCAT TYON Wired Laser Mouse	$84.36 @ Amazon
	Prices include shipping, taxes, rebates, and discounts
	Total	$1686.03
	Generated by PCPartPicker 2015-03-06 01:11 EST-0500

submitted by ashtreylil

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What is missing? Please comment to help!

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