quote: the thing is that it would need to use system ram wich you probably already know, is much slower than those on high end graphics cards today.
quote: unless both have access to memory through the IMC; you still have at least one of those steps. No overhead would actually be removed as you are now flooding the HT interconnect
quote: AMD intends to design Fusion processors to provide step-function increases in performance-per-watt relative to today’s CPU-only architectures
quote: This means that the CPU to GPU overhead could be drastically reduced by processing vertex instructions on the CPU/GPU hybrid, then sending the data down through the PCIe bus to the add-on graphics card,
quote: Expect Nvidia to try and buy an X86 CPU license or they will be left out in the cold.
quote: They already did