Download Java 64-Bit for windows 8
Is is possible to download and install more than one version? Yes you can install multiple Java versions on Windows 8, e.g. version 6u18, 6u24, 6u30 and even 32-bit and 64-bit.
You can run into problems if you download and install multiple versions at time, but mostly it should work flawlessly.
Download Java for Windows 8 64-bit
You only need the 64-bit version for specific programs, usually you can install Java JRE 32-bit on a 64-bit Operating system and it will work just fine!
Here are the download links for Java JRE for 64-bit systems: Click here