Science TechnologyCES 2013: NVIDIA unveils handheld gaming console Project Shield, Tegra 4 processorM ElahiJanuary 7, 2013July 4, 2014 by M ElahiJanuary 7, 2013July 4, 2014 Las Vegas: Nvidia has introduced a new processor generation Tegra 4 and a portable gaming cum control handle which they called Project Shield....