Amd athlon x4 880k 42ghz socket fm2 4mb cache retail boxed processor athlon x4 880k is an upcoming quad core processor for socket fm2 platform details of this processor such as clock speed and tdp were spotted in biostar cpu support lists at this time we know that the processor will run at 4 ghz or 100 mhz faster than the athlon x4 870k the chip will have 95 watt tdp more details can be extracted from provided part number that encodes such characteristics as market segment model num