AnandTech, while at E3, discovered a machine running ATi's up-coming R520 graphics product.Read more over at Anandtech.The R520, not the GPU in the upcoming Xbox 360 but rather the next-generation PC GPU, was running in an Intel PCIe system at ATI's booth.
The system was used to demonstrate Remedy's upcoming title called Alan Wake. The game itself was quite impressive, with an incredibly large and interactive environment, as well as some of the most impressive weather effects we'd ever seen.