Avast 5 and 32 & 64 bit systems

Will the new version of Avast work on both 32bit and 64 bit systems?

http://support.avast.com/index.php?languageid=1&group=eng&_m=knowledgebase&_a=viewarticle&kbarticleid=455

Boot-time scan is not available in 64 bit operating systems yet, but is planned for release 5.1.