IC MICRO PROCESSOR 400MHZ 256BGA - GDPXA255A0C400 Description: Order 'ic micro processor 400mhz 256bga - GDPXA255A0C400' online from Digi-Key. Manufactured by Intel. Digi-Key part number 852053-ND. Category: Integrated Circuits (ICs) >> Microprocessors , Intel Processor