The GigaByte M912 UMPC is a sub-notebook table PC with a 9-inch rotating screen. It is reported to have an Intel Atom processor as well.

Intel CPU 1.6GHz with 1GB RAM
Chipset Intel  945GSE
8.9”LCD panel/WXGA 1280×768, w/Touch screen, LED Backlight
HDD 2.5” 9.5mm S-ATA HDD 120/160/250GB
USB X 3, Mic in/Earphone out/D-SUB RJ45 / SD card
Wifi and BlueTooth 2.0 built-in
1.3M pixel CMOS camera
Battery Li-ion 4400mAh, Battery life 4 hrs
Dimensions: 235 x 180 x 28~42mm
Weight 1.2kg
OS: XP or Linux

No pricing yet but will update after Computex.