Windows 8 Release Preview Build 8400

http://windowsforum.kr/ ref

Windows 8 Release Preview

http://windows.microsoft.com/ko-KR/windows-8/download

Product Key: TK8TP-9JN6P-7X7WW-RFFTV-B7QPF

DNJXJ-7XBW8-2378T-X22TX-BKG7J

64bit

http://go.microsoft.com/fwlink/?LinkId=251547

32bit

http://go.microsoft.com/fwlink/?LinkId=251548

http://windows.microsoft.com/en-US/windows-8/iso

http://blogs.msdn.com/b/b8/archive/2012/05/31/delivering-the-windows-8-release-preview.aspx

***ATI AMD WIN8 Driver

http://support.amd.com/us/kbarticles/Pages/Windows8ConsumerPreviewDrivers.aspx