Why do we have CPUs with all the cores at the same speeds and not combinations of different speeds?

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Track title: CC L Beethoven - Piano Sonata No 8 in C

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Chapters
00:00 Question
02:34 Accepted answer (Score 89)
06:37 Answer 2 (Score 69)
11:08 Answer 3 (Score 46)
14:03 Answer 4 (Score 14)
19:15 Thank you

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Full question
https://superuser.com/questions/1222372/...

Accepted answer links:
[big.LITTLE]: https://en.wikipedia.org/wiki/ARM_big.LI...
[We've basically hit a wall on how fast we can make individual cores]: https://www.extremetech.com/computing/11...
[Kaby Lake]: https://en.wikipedia.org/wiki/Kaby_Lake
[Goldmont]: https://en.wikipedia.org/wiki/Goldmont
[AVX]: https://en.wikipedia.org/wiki/Advanced_V...
[OpenCL]: https://en.wikipedia.org/wiki/OpenCL
[CUDA]: https://en.wikipedia.org/wiki/CUDA
[Heterogeneous System Architecture]: https://en.wikipedia.org/wiki/Heterogene...

Answer 2 links:
[Symmetric multiprocessing]: https://en.wikipedia.org/wiki/Symmetric_...
[Asymmetric multiprocessing]: https://en.wikipedia.org/wiki/Asymmetric...
[Intel's Sandy Bridge Architecture Exposed]: http://www.anandtech.com/show/3922/intel...

Answer 3 links:
[ARM big.LITTLE]: https://en.wikipedia.org/wiki/ARM_big.LI...

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Tags
#cpu #multicore #cpuarchitecture #cpucores

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