So it turns out that NVIDIA roadmap we saw last month was as true and pure as driven snow. The barely conceivable quad-core Tegra chip that it listed has now been made official by none other than NVIDIA itself, with the company also informing us that the new silicon is already sampling out to prospective clients. Known as Kal-El internally, this will most likely become known as NVIDIA's Tegra 3 as and when it's ready to enter the consumer market. Tonight NVIDIA whetted our appetites for what's to come with a demo that can most fittingly be described as an exhibition of unadulterated computational muscle. A 2560 x 1440