Does this build work. Am I missing anything or do I need to change something. Any how here is the build.
Intel Core i5-4670K 3.4GHz Quad-Core Processor
CPU Cooler
Noctua NH-D14 65.0 CFM CPU Cooler
Thermal Compound
Arctic Silver 5 High-Density Polysynthetic Silver 3.5g Thermal Paste
Motherboard
ASRock Fatal1ty Z87 Killer ATX LGA1150 Motherboard
Memory
G.Skill Ripjaws Z Series 16GB (4 x 4GB) DDR3-1866 Memory
Storage
Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive
Video Card
Gigabyte Radeon R9 280X 3GB WINDFORCE Video Card (2-Way CrossFire
Gigabyte Radeon R9 280X 3GB WINDFORCE Video Card (2-Way CrossFire
Case
Cooler Master N600 Windowed ATX Mid Tower Case
Power Supply
Thermaltake Toughpower Grand 850W 80+ Gold Certified ATX Power Supply
Optical Drive
LG UH12NS30 Blu-Ray Reader, DVD/CD Writer
Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit)
AOC e2752Vh 60Hz 27.0" Monitor
Intel Core i5-4670K 3.4GHz Quad-Core Processor
CPU Cooler
Noctua NH-D14 65.0 CFM CPU Cooler
Thermal Compound
Arctic Silver 5 High-Density Polysynthetic Silver 3.5g Thermal Paste
Motherboard
ASRock Fatal1ty Z87 Killer ATX LGA1150 Motherboard
Memory
G.Skill Ripjaws Z Series 16GB (4 x 4GB) DDR3-1866 Memory
Storage
Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive
Video Card
Gigabyte Radeon R9 280X 3GB WINDFORCE Video Card (2-Way CrossFire
Gigabyte Radeon R9 280X 3GB WINDFORCE Video Card (2-Way CrossFire
Case
Cooler Master N600 Windowed ATX Mid Tower Case
Power Supply
Thermaltake Toughpower Grand 850W 80+ Gold Certified ATX Power Supply
Optical Drive
LG UH12NS30 Blu-Ray Reader, DVD/CD Writer
Microsoft Windows 7 Home Premium SP1 (OEM) (64-bit)
AOC e2752Vh 60Hz 27.0" Monitor