The new AMD Athlon II X3 425 Processor is an entry level Triple Core CPU from AMD with 2.7GHz clock speed.It is triple core Athlon II microprocessors.The new AMD Athlon II X3 425 Processor is based on Rana core, which is similar to quad-core Propus core with one core disabled.It is manufactured using the latest 42nm processing technology and has total of (3x512KB) L2 cache i.e. 1.5MB .