http://www.neogaf.com/forum/showthread.php?t=1062334
min sepc
4 Core@2.8Ghz
8GB Ram
GTX 680
max spec
6 Core@3.3Ghz
24GB Ram(editor)
GTX 980
31GB Storage
standalone
https://s3.amazonaws.com/unrealengine/marketplace_samples/KiteDemo_Runtime.zip
Unzip "KiteDemo_Runtime" somewhere
Open KiteDemo.exe