This summer my son and I, built our computer instead of purchasing a stock model.

1. The parts we used:

Motherboard: ASUS SABERTOOTH Z77
CPU: Intel Core i7-3770K Ivy Bridge 3.5GHz (3.9GHz Turbo)
Graphics Card: EVGA SuperClocked 012-P3-1572-AR GeForce GTX 570
Memory: Corsair Vengeance 16GB (4 x 4GB) 240-Pin DDR3 SDRAM DDR3 1600
PSU: Corsair HX Series HX750 750W ATX12V
Case: Cooler Master HAF 912 RC-912-KKN1
CD drive: LG Black 12X Internal Blu-ray Drive
Hard Drives:
  1. SanDisk Extreme SSD 120GB (for fast boot)
  2. Western Digital 1 TB, 7200 RPM
  3. Western Digital 500Mb, 7200 RPM (from our old machine)

2. External build, check that motherboard, cpu, memory, graphics card and psu all work:


3. Internal build, fit everything into the case, add the blu-ray and hard drives (ssd for quick boot and standard drives for data):