Are these parts compatible with each other? this is my first time building a PC so I'm fairly new at it, but I'm relatively sure they're compatible, id just like some confirmation . Primary use will be for gaming.
Motherboard - Gigabyte GA-Z68X-UD3H-B3 Motherboard
CPU - Intel Core i5 2500K
RAM - G.Skill Ripjaws X F3-12800CL9Q-16GBXL (4x4GB) DDR3
Graphics Card - Sapphire Radeon HD6970 2GB
PSU - OCZ Fatal1ty Series 750W Modular
Hard Drive - Western Digital Caviar Black 1TB WD1002FAEX
Case - Lian Li Lancool First Knight PC-K63