Valve Software has revealed that they plan to ship about 300 prototype Steam Box machines to eager testers by the end of this year. This morning the company revealed the hardware to be included within these computers: The 300 prototype units will ship with the following components: GPU: some units with NVidia Titan, some GTX780, some GTX760, and some GTX660 CPU: some boxes with Intel : i7-4770, some i5-4570, and some i3 RAM: 16GB DDR3-1600 (CPU), 3GB DDR5 (GPU) Storage: 1TB/8GB Hybrid SSHD Power Supply: Internal 450w 80Plus Gold Dimensions: approx. 12 x 12.4 x 2.9 in high Instead of shipping a standard top-of-the-line technology to each tester, Valve has decided to ship a variety of configurations. This is a much smarter option, we think, as it will give a a more accurate view of how the S...