Build numbers Archive

Download the Windows 8 Release Preview here

It’s here people! Let’s go! Microsoft has made available the download links today. The build number is 8400 and is sized at 2.5GB for 32bit and 3.3GB for 64-bit. It is available for download via ISO or

Windows 8 Release Preview builds and file sizes

There’s more news from the site Winunleaked about the different builds expected for the Windows 8 Release Preview. They released the build names and numbers: Windows 8 Release Preview (Core, Pro, ProWMC): 8400.0.WINMAIN_WIN8RC.120518-1423_X64FRE_CLIENT_EN-US-HRC_CCSA_X64FRE_EN-US_DV5.ISO 8400.0.WINMAIN_WIN8RC.120518-1423_X86FRE_CLIENT_EN-US-HRC_CCSA_X86FRE_EN-US_DV5.ISO Windows 8 Release