Valve details specs on Steam Machine

The first of Steam Boxes, or Steam Machines, have been detailed by Valve Software Company. There will be two prototype versions that Valve will send off to just 300 beta users, and they are as powerful as they are small.
The new consoles will ship with several models, some with the NVIDIA GTX 660 (though some will ship with models that range to Titan), and will have the Intel i3 CPU through the i7-4770 CPU. Included in all the machines will be 3GB of DDR5 RAMm and a 1TB/8GB Hybrid SSHD for storage. All of this running on a 450w battery in a case that measures 12 x 12.4 x 2.9in
The finished product will be “fully upgradeable” according to Valve, and Valve states that, “anyone can go and build exactly the same machine.” The Xi3’s Piston gaming PC that will run the new Valve Software runs at $1,000. Valve will announce further details over the coming weeks
Valve’s Steam Machine prototype specs:
Dimensions: approx. 12 x 12.4 x 2.9h
GPU: NVidia Titan, or GTX780, or GTX760, or GTX660 (depending on what beta model you get)
CPU: Intel : i7-4770, or i5-4570, or i3 (again depending on what you get in the beta)
RAM: 16GB DDR3-1600 (CPU), 3GB DDR5 (GPU)
Storage: 1TB/8GB Hybrid SSHD
Power Supply: Internal 450w 80Plus Gold