https://community.intel.com/t5/Mobile-and-Desktop-Processors/Processor-substitute/m-p/668796#M39230 <P>You need to ask your system/laptop manufacturer what processors are supported by THEIR bios. Then, you can select from those.</P><P>&nbsp;</P><P>Doc</P><P>&nbsp;</P> Sun, 29 Mar 2020 13:15:46 GMT AlHill 2020-03-29T13:15:46Z https://community.intel.com/t5/Mobile-and-Desktop-Processors/Processor-substitute/m-p/668795#M39229 <P>can I substitute a </P><P>Intel Core i7-4940MX SR1PP PGA Haswell 3.1G/4.0G 8M CW8064701474604 CPU</P><P>&nbsp;</P><P>with a </P><P>&nbsp;</P><P>Genuine Intel Core i7-4600M (4th Gen.) 2.90GHz 4MB Socket G3 SR1H7 CPU</P> Sun, 29 Mar 2020 06:38:59 GMT https://community.intel.com/t5/Mobile-and-Desktop-Processors/Processor-substitute/m-p/668795#M39229 MMcGr10 2020-03-29T06:38:59Z https://community.intel.com/t5/Mobile-and-Desktop-Processors/Processor-substitute/m-p/668796#M39230 <P>You need to ask your system/laptop manufacturer what processors are supported by THEIR bios. Then, you can select from those.</P><P>&nbsp;</P><P>Doc</P><P>&nbsp;</P> Sun, 29 Mar 2020 13:15:46 GMT https://community.intel.com/t5/Mobile-and-Desktop-Processors/Processor-substitute/m-p/668796#M39230 AlHill 2020-03-29T13:15:46Z