Intel - Intel Core2 Duo T5500 1.66Ghz 667Mh System Pull. Guaranteed for 90 days. Genuine part. Intel Intel Mobile Core 2 Duo T5500 1.66GHz 2M 677FSB sM LP Parts can usually not be interchanged - please check to make sure that your original part has this part number or that the manufacturer recommends this replacement part for your system. OF5IntelMobileCore2DuoT5500166GHz2M677FSBsMLPCPUsSL9U4