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posted by martyb on Thursday April 02 2020, @05:38PM   Printer-friendly
from the very-compact-heat-generators dept.

Intel Details 10th Gen Comet Lake-H for 45 W Notebooks: Up to 5.3 GHz*

Two of the big announcements out of CES this year were both mobile related: Intel and AMD announced they would be launching new gaming laptop processors into the market in the first half of this year. 45 W parts, also known as H-series in the business, provide the basis for productivity and gaming notebooks that use additional graphics to give some oomph. These systems span from thin and light with GPU requirements, through 'luggables' that are just about portable, all the way up to desktop replacement designs. Intel's newest 10th Gen H-Series are based on the Comet Lake family, the fifth iteration of Intel's 14nm Skylake designs, and they're going all the way up to 5.3 GHz*.

The new CPU list from Intel starts with the Core i9-10980HK at the top, with eight cores, sixteen threads, and all the focus is on that 5.3 GHz turbo frequency.

*This CPU can hit this frequency on two cores. However this has some specific requirements: the system needs to be within its secondary power limits, and Intel's Thermal Velocity Boost also needs to be turned on. The latter of which means that there has to be additional thermal headroom in the system, and that OEMs have designed for this and enabled it within the system. This allows the CPU to go from 5.1 GHz to 5.3 GHz. Every Intel Thermal Velocity Boost enabled CPU requires specific OEM support in order to get those extra two bins on the single core frequency.

The base frequency of this chip is 2.4 GHz, and it has a regular 45 W TDP (sustained power), which can be run in cTDP up mode for 65 W. Two other plus points on this chip is that it is unlocked, for when an OEM provides more thermal headroom, and it supports DDR4-2933, which is an upgrade over the previous generation. Intel's recommended PL2 (turbo power) for the Core i9 is 135 W, and Intel says the recommended 'Tau' is set to 56 seconds for the i9, and 28 seconds for all the other CPUs. OEMs don't often adhere to these values for notebooks, but they are provided as a guide. It does mean that in order to hit 5.3 GHz, the Core i9 is by default allowed to take 135 W across two cores, or 67.5 W per core. Even at 60W per core, you're looking at 50A of current per core... in a laptop.

Hot, or not?


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  • (Score: 4, Insightful) by NateMich on Thursday April 02 2020, @06:12PM (2 children)

    by NateMich (6662) on Thursday April 02 2020, @06:12PM (#978399)

    Intel is going to need these overclocked, overheating laptops if they hope to compete with AMD for the next couple of years.

    I'm not worried about Intel though. They have plenty of fanatics that will buy them anyway.

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  • (Score: 5, Interesting) by takyon on Thursday April 02 2020, @06:35PM (1 child)

    by takyon (881) <takyonNO@SPAMsoylentnews.org> on Thursday April 02 2020, @06:35PM (#978407) Journal

    Intel sells laptop chips to OEMs. AMD doesn't have access to the capacity needed to meet the demand for *all* laptop CPUs. Especially this year since they are devoting a large amount of their capacity at TSMC to making APUs for the Xbox Series X and PS5.

    If people simply refused to buy Intel-based laptops, then maybe the story would change. But every piece of hardware has a fair price and Intel can massively undercut AMD's prices if they need to.

    https://youtu.be/X_ggghPHrAU?t=298 [youtu.be]

    TL;DW: Intel is bulk selling 28-core Xeons to customers for $400, an i9-9900K costs Intel $35 to make, etc. I have another leak/source I'm trying to find, I'll link it if I can find it.

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