Powered by an powerful Dual-core 1 GHz processor and sleek BlackBerry Tablet OS supporting POSIX OS, SMP, Open GL, BlackBerry® 6, WebKit, Adobe Flash, Java® and Adobe Mobile AIR technologies the BlackBerry PlayBook Tablet Computer has now been revealed on an hands-on video, after watching the video and jaw dropping spec sheet we can be pretty sure this is going to be some serious competition for Apple iPad, Windows 7 and Android Tablets.

As expected Samsung Galaxy Tab is now finally revealed with full details and a new TV commercial, all specifications with the new video are available at the end of the post.

After success of Apple iPad, tablet computing is a hot-trend these-days and to benefit from it Samsung will be launching it's own Android 2.2 powered tablet device "Samsung Galaxy Tab" soon, the official teaser video and feature-list is available after the jump.

Want to make an decision whether to buy Apple iPad or an versatile Windows 7 based tablet?, the video comparison between the two could be the answer.

Apple iPad is soon going to be available in retail markets, but after Microsoft's demonstration of quite promising rival booklet Courier, HP has now given another reason for customers to wait before buying Apple iPad by demoing their upcoming feature-rich, full touchscreen tablet computer with Adobe Flash support dubbed - HP Slate.