General informationType CPU / MicroprocessorFamily Intel CeleronPart number BX80531P180G128Frequency (GHz) 1.8Bus speed (MHz) 400Clock multiplier 18Package type 478-pin FC-PGA2Socket type Socket 478 (mPGA478B) Architecture / Microarchitecture / OtherCPUID 0F13hCore stepping E0Processor core Willamette-128Manufacturing technology (micron) 0.18L2 cache size (KB) 128Core voltage (V) 1.75Case temperature (°C) 77