Review Andrei's Snapdragon 888 + Exynos 2100 review

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DrMrLordX

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Apr 27, 2000
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Surprised more people aren't talking about this one:


It's just two devices and it's early data, but I have to agree that Samsung's 5LPE isn't looking that great from any angle. It comes as no surprise that Samsung chose their own node for the Exynos 2100, but Qualcomm doing so is kind of a bad look. They've been knocked down a peg if they still can't get access to any of TSMC's 5nm nodes. That's just my first impression anyway. To me it's opportunity missed for ARM in general.
 
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uzzi38

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Tup3x

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How odd. Exynos 2100 just launched early this year. Samsung is already effectively replacing it.
They might launch laptop version earlier than mobile version. Quite interesting if the rumours are true. Would be nice if Samsung breaks Qualcomm's ARM laptop monopoly. It could start nice competition between the two.
 
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DrMrLordX

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Somewhat related to the original topic: Andrei dropped a review of the Qualcomm 780G as part of the Xiaomi Mi 11 Lite 5G review:


Of interest is this graph:

SPEC-S780_575px.png


Note that the 780G and 888 are both on Samsung 5LPE. Why is the 2.43 GHz A78 in the Snapdragon 888 using less power and producing more performance than the 2.4 GHz A78 in the Snapdragon 780G? The differences aren't massive individually, but taken in their totality, it does kind of stand out.

edit: might be the narrower memory interface? Somehow I doubt it but I'm trying to cover all the bases here.
 

DrMrLordX

Lifer
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Probably a different cache structure as well, though I could not find proper data for 780G to compare to what is readily available for 888.

Hmm also possible! I kind of wish Qualcomm had done a 4x A78 core instead of the X1 + 3xA78 of the Snapdragon 888, with clocks higher than the 780G.
 

dark zero

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They might launch laptop version earlier than mobile version. Quite interesting if the rumours are true. Would be nice if Samsung breaks Qualcomm's ARM laptop monopoly. It could start nice competition between the two.
Oh, that explains it. Laptop version might come early since it is supposed to be for higher TDP. It is not that hard to control it. Even more, expec 2 X1 cores instead of just one.
And the New Exynos chip for phones might come with the Note 21 or the S22.

Hmm also possible! I kind of wish Qualcomm had done a 4x A78 core instead of the X1 + 3xA78 of the Snapdragon 888, with clocks higher than the 780G.
Seems that is the L2/L3 Cache than just the cores themselves.
Maybe the 780G was an attempt to prepare a 880?