The Atom-based ASUS Eee PC 901 is expected to be launched real soon.

Its reported specs include:

1.6GHz Atom processor
1GB of RAM
12GB SSD and Windows XP
or with a 20GB SSD and Linux
Bluetooth
future versions will contain a WiMAX chipset
comes in black or white
battery life - 4 to 6 hours
price is pegged at under $650 (just an estimate)