Intel’s ultra low-power Core M has been available on the market since the
back half of 2014. As the first Broadwell chip, Core M had the twin tasks of
improving Intel’s performance in the lowest power segments while simultaneously
allowing it to push into smaller form factors and tighter thermal envelopes.
The chip achieved both of these goals to some extent, but OEM design decisions
have sapped some of the potential out of the CPU. Intel is apparently going to
keep pushing the ultramobile form factor front and center — at the Goldman
Sachs Technology and Internet conference this week, Intel CEO Brian Krzanich
told analysts that the company would launch Core M on Skylake later this year.
Information on the Core M
version of the platform refresh is still limited. Krzanich referred to the
usual suspects — improved battery life, improved performance — but didn’t give
specifics on either front. It’s interesting that Intel’s Skylake predictions
have been fairly muted compared to what the company had released for Haswell by
this point. This may be a marketing decision — with Broadwell still rolling
out, Intel likely doesn’t want to put too much emphasis on its next-gen
platform or risk a short-term Osborne effect. Intel’s programming documentation
suggests that AVX-512, at least, will only be deployed in Xeon-branded Skylake
chips — but since AVX-512 is explicitly designed to focus on HPC workloads,
consumers may not mind the lack.
Krzanich did note that the Core
M Skylake would also receive an upgraded version of Intel’s RealSense 3D
camera, and that the platform would support Windows 10, Android, and Google
Chrome. whether this Windows 10 support includes full DirectX 12 support or
not. Intel has demonstrated DX12 running on its own hardware, but the state of
DX12 support is somewhat fluid — there’s a base level of minimum compatibility
required for the spec, and there are advanced secondary areas that GPUs can
optionally support. It’s still unclear exactly which chips from which vendors
will tag all the checkboxes, and complete support will require a robust driver
stack (Intel’s historic 3D drivers have often lagged behind its competitors
when it comes to compatibility and overall performance).
If Broadwell’s debut has
demonstrated anything, it’s that an improved processor isn’t always sufficient
to drive a compelling product. Systems like the Lenovo Yoga Pro 3 drew
relatively mediocre reviews because Lenovo chose to push multiple boundaries
simultaneously — trim the system weight, cut the battery life, and include an
ultra-high resolution display, and the power gains the CPU once offered are
effectively negated.
Intel’s second-generation architecture
refreshes on a given process still tend to improve overall power efficiency, so
it’s possible we’ll see further gains from Skylake on this front — or more
horsepower in the same TDP bands, which amounts to the same thing. Either way,
if Intel keeps its schedule, second-generation Core M systems should be on
shelves by Christmas.
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