http://uk.gear.ign.com/articles/118/1182380p1.html
This.
This.
On the high end, underneath the Spacebook you can find an Intel i7 quad-core 1.73GHz processor, 8GB DDR3 RAM, an NVIDIA GeForce GTS 250M 1 GB Discreet GPU, and a 500 GB hard drive. On the input and output side of things, the Spacebook comes equipped with three USB 2.0 ports, a HDMI out, SD card management, headphone and mic jacks, and a Firewire port.