[Leak] Krait's succesor = Taipan?

lopri

Elite Member
Jul 27, 2002
13,310
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8-core monster? Seems dubious but I am but a messenger. :hmm: The rumor has it that the first product will show up in the form of Snapdragon 820.

http://www.phonearena.com/news/Qual...0-surfaces-Taipan-Krait-successor-due_id65010

Qualcomm has dominated the market in the past three years with its Snapdragon chips featuring Krait CPU cores found in most major flagships, but the need for a quick transition to 64-bit chips coincided with the end of life for Krait, forcing the company to release the Snapdragon 810 without its own custom core (which was simply not ready). The Snapdragon 820 is expected to feature an octa-core setup with eight TS2 high-performance cores. It’s impressive that Qualcomm might be ready to iterate on the 810 so quickly and bring us a fully custom core in the second half of 2015 when we expect to see the new Samsung Galaxy Note 5, and other late-year stars.

There are more chips coming, allegedly.

qualcomm-leak.jpg
 

poofyhairguy

Lifer
Nov 20, 2005
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I am nervously optimistic. I hope this time around they play the IPC game rather than the clock speed game or the MOER CORES!! game. Octo makes me nervous.
 

Mopetar

Diamond Member
Jan 31, 2011
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Eight cores seems utterly excessive. There aren't terribly many desktop applications that scale that well to take advantage of that many cores, so I can't really see the point of having that many for an SoC intended for consumer devices.

The only way that this makes sense is if they use a big.LITTLE approach where there are four powerful cores for heavy lifting or gaming and four highly efficient cores that can handle the periodic lighter tasks.
 

lopri

Elite Member
Jul 27, 2002
13,310
687
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Yah I think the "leak" has to be bogus. 8 "big" cores on a smartphone makes no sense at this time.
 
Mar 11, 2004
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My guess is Qualcomm is trying to push growth, and with sales in the West have fairly stalled the last what 2 years, are pushing for Asia. I seem to remember reading that in those markets people really don't know any better so core count is huge there with even budget phones having 8 core SoC. Trying to sell a high end phone with less than 8 cores would be doomed to failure (well unless you're Apple). That's why I think we're seeing even their midrange SoCs also going 8 core.

I'm hoping they've put extra emphasis on powergating or smart core management if they're going 8 performance cores. I think I'd rather see them do something different, 2 small very low power for idle, 2-4 (A53-A57 level) that are dedicated to just the OS (and if 4 then general apps that aren't really power constrained), and then 2 really big powerful cores that apps can make full use of (so they can either get done faster and shut off, or for games or other apps that need the power performance would be a big leap).