[Solved] Need Advice On New Build

Havent had to build a new computer in over 6 years so a little out of the loop on current items. Trying to keep Budget under 750. Any help is greatly appreciated

Approximate Purchase Date: ASAP

Budget Range: 700-800

System Usage from Most to Least Important: Gaming

Parts Not Required: Keyboard, Mouse, OS, Speakers, Monitor, DVD Drive, HDD Computer Case (Already bought NZXT Phantom PHAN-001WT White Steel / Plastic Enthusiast ATX Full Tower Computer Case)

Preferred Website(s) for Parts: Newegg but willing to order other places to save money

Country: United States

Parts Preferences: Intel processor, rest no preference

Overclocking: Maybe

SLI or Crossfire:Maybe

Monitor Resolution: (1920x1080)

Additional Comments: Plan to upgrade to SSD at a future date
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PSU OCZ ModXStream Pro 700W Modular High Performance Power Supply

Processor Intel Core i5-2500K

RAM CORSAIR Vengeance 8GB

Motherboard GIGABYTE GA-Z68AP-D3(R2.0) LGA 1155 Intel Z68 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard
Also considering: ASRock Z68 Extreme3 Gen3

GPU ASUS EAH6670/DIS/1GD5 Radeon HD 6670 1GB 128-bit GDDR5 PCI Express 2.1 x16 HDCP Ready Video Card

CPU Fan: I have no clue on what's best or what i can fit into the case i've picked out.

Best answer selected by catatonik.