Bellevue, WA. – December 22, 2005 – Valve, a leading entertainment and technology studio, unveiled a 64-bit version of its Source game engine technology today. The first 64-bit Valve games released will be native 64-bit versions of Half-Life 2 and Lost Coast, and have been developed to take advantage of AMD Athlon™ 64 FX processor-based systems - the ultimate 64-bit gaming platform for PC enthusiasts. - STEAM NEWS