Meet the $100 phone! This is the Moto C Plus: https://m.gsmarena.com/motorola_moto_c_plus-8646.php …
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...this mattered a LOT in 2014 when Android handset makers got their butts handed to them by Apple over 64-bit:https://www.theverge.com/2014/8/27/6076457/htc-desire-510-64-bit-android …
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But they did it badly. 28nm was the new hotness -- as it turned out literally. Electron-voltage leakage on the 28nm process was *bad*.
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This wasn't entirely unexpected, but the size of the problem on 28nm surprised most everyone. Couldn't frequency scale as a result.
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...and *that* mattered because costs for SoCs have a lot to do with die sizes...and the easiest thing to cut is cache.
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Consumers don't know to look for L2/L3 cache sizes on the tin. How would you even start to explain cache coherence to a punter?
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...and core counts are a lie. DVFS keeps most cores are spun down most of the time. I go into it a tiny bit here:https://www.youtube.com/watch?v=4bZvq3nodf4 …
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But it's really hard to overstate the impact of code and data locality. A bigger cache means you go to main memory less.
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Check out the chart here for context: https://www.anandtech.com/show/9837/snapdragon-820-preview/2 …
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You *badly* want to be in that low/left end of the curve. The easiest way to get that is a bigger cache so more programs do more of the time
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...yet, mostly for cost and marketing reasons, nearly all Android-ecosystem SoCs are CPU poor. Many have tiny L2 and little (if any) L3.
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End of conversation
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