Up until now Microsoft has kept pretty quiet about the architectural details of their upcoming next-gen console Xbox One. At Hot Chip 2013 Microsoft unveiled the complete architectural details of the Xbox One, which boasts 5 billion transistors.

Key features of the chip are as follows:
• The high-performance chip has special processors further than the CPU and GPU which are responsible for tasks like, audio processing, video decoding and encoding, and other small game characteristics.
• The system is equipped with 5 billion transistors, and uses an eight-core AMD CPU code-named Jaguar, which Sony Is using in its upcoming PlayStation 4.
• The graphics processor is a Radeon GPU that has been customized for the Xbox One,
• The Xbox One system chip has 500GB of storage, 8GB of DDR3 memory and 47MB of on-die storage.
• AMD’s x86 CPUs are based on the Jaguar core, which were brought in for PCs, laptops and servers last year.
• The eight CPU cores are further divided into four cores with a total of 4MB of L2 cache.
• The graphics processor has the DirectX 11.1, which is Microsoft’s graphics engine that will control and influence games.
• It comes with a shared memory pool that can be utilized by CPUs, GPUs and other processors in the system.
On the whole, considering the key features; we can assume that the system will balance bandwidth well with its power requirements.
Source: TechHive | News Archive

LOL My PC in the front room would still beat it and its older than that and still has more than 8gigs of ram. My current PC could do 8 Xbox SLI if they could.