What graphics card should i get?

Ah well, that's not the way I would do it at all. That's too much MB for the build, unless your primary usage is overclocking.

A suspect this is a simple gaming build, so here:

PCPartPicker part list / Price breakdown by merchant / Benchmarks

CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor ($189.99 @ Microcenter)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.99 @ Newegg)
Motherboard: ASRock Z77 Extreme4 ATX LGA1155 Motherboard ($134.99 @ Amazon)
Memory: Corsair XMS3 8GB (2 x 4GB) DDR3-1600 Memory ($52.99 @ NCIX US)
Storage: Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive ($89.99 @ NCIX US)
Storage: Samsung 840 Series 250GB 2.5" Solid State Disk ($169.99 @ Amazon)
Video Card: Sapphire Radeon HD 7870 XT 2GB Video Card ($234.99 @ Newegg)
Case: Corsair 500R Black ATX Mid Tower Case ($109.99 @ NCIX US)
Power Supply: Rosewill Capstone 750W 80 PLUS Gold Certified ATX12V / EPS12V Power Supply ($99.99 @ Newegg)
Optical Drive: Samsung SH-224BB DVD/CD Writer ($15.99 @ Newegg)
Operating System: Microsoft Windows 8 Full (64-bit) ($99.99 @ Newegg)
Total: $1228.89
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-03-10 22:52 EDT-0400)
 

bodeen2012

Distinguished
Feb 5, 2013
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PCPartPicker part list: http://pcpartpicker.com/p/IU0P
Price breakdown by merchant: http://pcpartpicker.com/p/IU0P/by_merchant/
Benchmarks: http://pcpartpicker.com/p/IU0P/benchmarks/

CPU: Intel Core i5-3570K 3.4GHz Quad-Core Processor ($219.99 @ Amazon)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.99 @ Newegg)
Motherboard: Asus P8Z77-V PRO ATX LGA1155 Motherboard ($199.99 @ Amazon)
Memory: Patriot Intel Extreme Master, Limited Ed 8GB (2 x 4GB) DDR3-1600 Memory ($59.64 @ Amazon)
Storage: Seagate Barracuda 2TB 3.5" 7200RPM Internal Hard Drive ($94.99 @ Amazon)
Storage: Crucial V4 128GB 2.5" Solid State Disk ($94.68 @ SuperBiiz)
Video Card: PNY GeForce GTX 670 2GB Video Card ($339.99 @ Newegg)
Case: Rosewill ARMOR-EVO ATX Full Tower Case ($79.99 @ Newegg)
Power Supply: XFX ProSeries 750W 80 PLUS Gold Certified ATX12V / EPS12V Power Supply ($119.99 @ Newegg)
Optical Drive: LG GH24NS95 DVD/CD Writer ($15.99 @ Newegg)
Operating System: Microsoft Windows 8 (OEM) (64-bit) ($89.98 @ Outlet PC)
Total: $1345.22
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2013-03-10 23:08 EDT-0400)