嗯，而且6.20版的是使用10月17日創巨才釋出的Beta版本，
小弟在此節錄此次改版的變更給想換6.20的人參考看看，
+ World first Creative Console Launcher
+ Fix all sound to 24bit level
+ Fix all sound cards to make mic work
+ Fix stuff in infs
+ Perfect Bass sound
+ Added nice crisp bass to it.
+ Super Bass in Games Boost bass level fight off weak bass in games.
+ Added Bass in ENT mode for movies and music
+ Added Bass in Audio creation mode
+ Added support in infs
+ Added support in XP x64
+ Added support in Vista x64
+ 100% working Dolby in Vista and XP
+ Dell support should work now!
* Fix EAX and EQ Presets they all work now!
* Added more Treble please let me know how it goes.
Know issue No DTS and DD for Dell OEM Cards yet.

不過令人感到有點遺憾的是使用6.20 在Dell OEM卡上，
依然無法像用3.63版一樣，能正確使用firmware來對DTS或是AC-3來解碼.

最後附上下載的網址與官網的說明
YouP官網6.20討論串：　　http://www.youp-pax.org/viewthread.php?tid=619&extra=page%3D1
6.20下載點：　　http://files.filefront.com/PAX+X+Fi+OS+V620rar/;12112026;/fileinfo.html