HP bets it all on The Machine, a new computer architecture based on memristors and silicon photonics, · By Sebastian Anthony on June 11, 2014 at 11:30 am
HP, one of the original 800lb Silicon Valley gorillas that has
seen much happier days, is staking everything on a brand new computer
architecture that it calls… The Machine. Judging by an early report
from Bloomberg Businessweek, up to 75% of HP’s once fairly illustrious R&D
division — HP Labs — are working on The Machine. As you would expect,
details of what will actually make The Machine a unique proposition are hard to
come by, but it sounds like HP’s groundbreaking work on memristors (pictured
top) and silicon photonics will play a key role.
In the words of HP Labs, The Machine will be a complete
replacement for current computer system architectures. There will be a new
operating system, a new type of memory (memristors), and super-fast
buses/peripheral interconnects (photonics). Speaking to Bloomberg, HP says it will commercialize The
Machine within a few years, “or fall on its face trying.”
First things first, we’re probably not talking about a consumer computing
architecture here, though it’s possible that technologies commercialized by The
Machine will percolate down to desktops and laptops. Basically, HP used to be a
huge player in the workstation and server markets, with its own operating
system and hardware architecture, much like Sun. Over the last 10 years
though, Intel’s x86 architecture has rapidly taken over, to the point where HP
(and Dell and IBM) are essentially just OEM resellers of commodity x86 servers.
This has driven down enterprise profit margins — and when combined with its
huge stake in the diminishing PC market, you can see why HP is rather nervous
about the future. The Machine, and IBM’s OpenPower initiative, are both attempts
to get out from underneath Intel’s x86 monopoly.
HP started work on The
Machine two years ago, when Martin Fink became CTO and head of HP Labs. He took
a look at the components that HP Labs was working on — memristors, silicon
photonics — and six months later he decided that it was time to pitch The
Machine to HP CEO Meg Whitman. At the presentation, Fink said he expected 75%
of HP Labs personnel to be dedicated to work on The Machine. Seemingly, Whitman
agreed to the plan, because here we are in 2014 and HP is apparently staking
its future on it.
While exact details are hard to come by, it seems The
Machine is predicated on the idea that current RAM, storage, and interconnect
technology can’t keep up with modern Big Data processing requirements. HP is
working on two technologies that could solve both problems: Memristors could
replace RAM and long-term flash storage, and silicon photonics could provide
faster on- and off-motherboard buses. Memristors essentially combine the benefits of
DRAM and flash storage in
a single, hyper-fast, super-dense package. Silicon photonics is all about
reducing optical transmission and reception to a scale that can be
integrated into silicon chips (moving
from electrical to optical would allow for much higher data rates and lower
power consumption). Both technologies can be built using conventional
fabrication techniques.
It sounds like The Machine would do away with RAM and
external storage, instead packing tons of high-density memristor chips onto the
motherboard, close to the CPU. (No word on what architecture the CPU might use,
incidentally.) Everything would be connected together at high speed using
silicon photonics — and you will no doubt be able to connect multiple Machines
together via an optical interconnect, too.
The result would undoubtedly be a very fast device that
opens up new ways of processing data. But, in all honesty, it isn’t hard to conceive of a
fantabulous computer architecture that has monstrous processing power — but it
is hard to actually build such a system in reality. The key element here will
be software — both the operating system, which will have to be designed from
the ground up for these new computing and storage paradigms, and the app
ecosystem. The entire PC and server industry is already entrenched with x86,
Windows, and Linux. It would require a monumental effort on HP’s behalf to create
and support a brand new architecture that has almost no similarity to the
platforms that developers have been targeting for the last 50 years.
But, I guess, when the only other option is selling PCs at
5% profit, and then padding the bottom line with overpriced
printer ink, you sometimes have to make a Hail Mary pass — and
that’s exactly what The Machine is.
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