Question How can i unlock amd sempron 140 second core

Sep 12, 2020
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Processor: AMD Sempron 140 @2.7Ghz
Mobo: gigabyte ga-m68m-s2p

I plan on my processor to unlock the second core, but the motherboard isn't overclockable. Is there anything I can do?
Or can I upgrade my CPU to AMD Athlon II
 

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