ARM technology powers the vast majority of mobile devices in the
world, and the company has just announced some new designs to continue
that tradition. The ARM Cortex-A17 is a new mid-range CPU core that
offers improved speed and efficiency for budget devices. That's not all –
there is also a new version of the Mali GPU for a complete
price-conscious package.
The Cortex-A17 is not meant to replace the A15 – that's still the
flagship CPU core design from ARM. The A17 is a mid-range part that
should give chip makers a better option than continuing to use older
A9s, the limited A12, or just a bunch of low-power Cortex-A7 cores.
Cortex-A17 supports full-system coherency for ARM big.LITTLE with the
CCI-400, which means it can operate alongside low-power cores like the
A7. ARM licensees will also have the option to integrate the Mali-T720
GPU with this and other CPUs. The Mali-T720 GPU is a "cost-optimized"
GPU that supports Open GL ES 3.0, OpenCL, and RenderScript.
This seems like a design that would be right up MediaTek's alley, and
indeed the company has announced a chip that will use the A17. The
MT6595 will be an eight-core chip – four A17s and four A7s. The A7 cores
will the the LITTLE half of the big.LITTLE configuration, and the
MT6595 will support Heterogeneous Multi-Processing (HMP). That means all
eight cores can operate at the same time. This system-on-a-chip will
also have built-in LTE, which could be a big deal in mid-range phones
and tablets.
ARM expects Cortex-A17 to be big in 2015, but MediaTek is going to
start producing the MT6595 in the next few months, and is targeting
devices for late 2014.
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