Formatting? HELP

[jaackla]

heres what i have

ARCTIC FREEZER I30

G.SKILL RIPJAWSX 16GB (2X8GB) DD

SEAGATE 7200.12 1TB 6GB/S

SAMSUNG SH-224BB 24X DVDRW OEM

INTEL I5 3570K RETAIL

GIGABYTE GA-Z77X-UD3H MOBO

GIGABYTE AMD RADEON HD 7970 OC

ZALMAN Z11P CASE

XFX CORE SERIES 650 WATT PSU

can someone tell me how to fully format my computer i also have windows 7 64 bit
please
THANK YOU

 

[jaackla]

when i put my cd in it starts to load then it says sum files are missing and stops the install :S