The HTC Sensation was previewed a couple of days ago which featured an all new version 3.0 of the HTC Sense UI.Users of previously launched HTC devices like the Desire S and Desire HD were immediately curious if their devices will be treated to the new version of the Sense UI. HTC Answered this question on Twitter:
"Due to Sense’s hardware requirements, only our newest devices (Flyer, EVO 3D, Sensation) will be able to support it".