Windows 8

[Louise07]

What's the difference between windows 8 64 bit and windows 8 home premium

[hc4361]

They have no relevance to each at all.

Windows 64 bit is for 64 bit computers.
Windows 32 bit is for 32 bit computers.

As far as I know they both come in all versions.

[bazwillrun]

64bit will allow you to use more than 4GB of memory

[deggers316]

64bit will comput (process) more info quicker