Is my build compatible?

Skylarz

Distinguished
May 24, 2013
718
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19,360
Yes they are but

PCPartPicker part list / Price breakdown by merchant

CPU: Intel Core i5-4690K 3.5GHz Quad-Core Processor ($209.99 @ Newegg)
CPU Cooler: Cooler Master Hyper 212 Plus 76.8 CFM Sleeve Bearing CPU Cooler ($19.99 @ Newegg)
Motherboard: Gigabyte GA-Z97X-SLI ATX LGA1150 Motherboard ($88.99 @ Newegg)
Memory: G.Skill Sniper 8GB (2 x 4GB) DDR3-1600 Memory ($64.99 @ Newegg)
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive ($48.77 @ OutletPC)
Video Card: Sapphire Radeon R9 280 3GB Dual-X Video Card ($164.99 @ Newegg)
Case: Corsair 200R ATX Mid Tower Case ($39.99 @ Newegg)
Power Supply: XFX 550W 80+ Bronze Certified ATX Power Supply ($44.99 @ NCIX US)
Operating System: Microsoft Windows 8.1 (OEM) (64-bit) ($82.79 @ OutletPC)
Monitor: Acer H226HQLbid 60Hz 21.5" Monitor ($117.00 @ Newegg)
Total: $872.49
Prices include shipping, taxes, and discounts when available
Generated by PCPartPicker 2014-11-23 21:19 EST-0500

I remade your list with better components
 
Solution