Articles about power consumption

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Router configurations suck (power out of mobile devices, that is)

Unknown and unseen to most users, your smartphone is “talking” in its sleep, and that can sap your battery. The problem? Routing advertisements, one of the fundamental operating principles of the Internet, can demand enough communications to have a noticeable impact on battery life. Router advertisements are multicasts that …
Dunce

Google blames Flash for hobbling Chrome, says it sucks (too much power)

If you reckon Chrome is eating up your laptop's battery, you're not alone. Google is concerned, too, but it says it's not all its fault – Adobe's to blame. Specifically, the culprit is the Adobe Flash plugin that comes built into Chrome and which automatically displays any Flash content it finds on web pages, according to …

Standby consumes MORE POWER THAN CANADA: IEA

The International Energy Agency (IEA) is worried that the world's addiction to gadgets that sip electricity in standby mode use more power than is necessary or sensible, and wants manufacturers to try harder to cut power consumption. The agency says inefficient “network standby” modes are common: consumers think a device has …
Empty phone battery

Surface 2 MYSTERY: Haswell's here, so WHY the duff battery life?

Microsoft's Surface Pro 2 fondleslabs arrive on Tuesday, bringing various improvements over the first-generation models. But one area where the new tablets still don't wow is battery life – and that's a disturbing trend for Windows devices in general, some tinkerers have found. As hacker Jeff Atwood and AnandTech's Anand Lal …
Neil McAllister, 22 Oct 2013

Report: Cloud could slash biz software energy use by 87%

If every US company would shift its core business-software applications from in-house equipment to the cloud, the amount of energy used by that software could be reduced by as much as 87 per cent, a new study claims. The study, which was published on Tuesday, was conducted by Lawrence Berkeley National Laboratory – a …
Neil McAllister, 11 Jun 2013
Apple iPad 4

Chinese boffins predict iPad-sized supercomputers

Chinese boffins are predicting iPad-shaped supercomputers could become a reality after observing for the first time a phenomenon known as the quantum anomalous Hall (QAH) effect, which could pave the way for a new generation of low energy-consumption electronics. The QAH effect has never been observed in a laboratory …
Phil Muncaster, 12 Apr 2013

Why 'slow light' might just save the Internet

If we want to keep expanding the performance and the reach of the Internet, we need an inflection point: otherwise, its electricity consumption will become catastrophic. This isn’t some hippie greenie Luddite concern: even if we ignore the climate question, we need to be able to supply our telecommunications networks with …
The Register breaking news

Swedish kingpin backs new mobe technology in US

XG Technology has secured a significant infrastructure order from secretive Swedish billionaire Johan Bohman, enough to enable the company to subsidise the first rollout of its so far untested network architecture in Florida, scheduled for next month. Deploying a mobile phone network based on an untested technology takes a lot …
Bill Ray, 8 Oct 2008
The Register breaking news

FCO owns up to energy waste

The Foreign and Commonwealth Office has been leaving about 10,000 computers switched on overnight. In response to a parliamentary question from shadow environment secretary Peter Ainsworth, minister Meg Munn said that on the assumption that each computer uses 80 watts of power and is left on for 14 idle hours each day, the …
Kablenet, 29 Sep 2008
graph up

How green is your supercomputer?

If supercomputers weren't so useful for predicting weather and climate change, the tree-huggers of the world would insist they be outlawed. But supercomputers are here to stay and - so it seems - to suck up a lot of juice. Twice a year, the Top 500 list of supercomputing sites racks and stacks the biggest, baddest machines in …
graph up

HP throws Tru64 code to Linux fanciers

Hewlett-Packard plans to make its Tru64 Unix Advanced File System available to the open source community. The tech giant said today that Linux can adopt AdvFS source code under version two of the open source General Public License (GPL). The file system was first developed in 1991 for business customers using Digital …
Kelly Fiveash, 23 Jun 2008
AMD

AMD grabs for the data centre with low-power server chip

AMD today launched low power quad-core Opteron processors for the x86 server market, once again playing catch-up with Intel. The chip maker said that the high efficiency (HE) processors have a thermal envelope of 55 watts. That compares to the company’s other quad-core server chips that clock higher thermal envelopes of 105 …
Kelly Fiveash, 12 May 2008
Cat 5 cable

Data center efficiency - the good, the bad and the way too hot

Meat Cast Ah, data center efficiency. The big vendors have embraced this topic like an admin embraces a bag of Doritos. Luckily, we're here to separate fact from fiction. Episode 5 of Semi-Coherent Computing has Chris Hipp and me interview Rumsey Engineers founder Peter Rumsey. The folks at Rumsey Engineers know their stuff, having built …
Ashlee Vance, 24 Aug 2007

Of EMC's storage blitz

EMC Corporation last month announced a new line-up of storage systems and software that seek to help customers store information more cost-effectively, securely, and intelligently. Among the products announced are the new EMC Symmetrix DMX-4 series of high-end storage arrays featuring an end-to-end 4GBps architecture, Fibre …
Clay Ryder, 7 Aug 2007

UK going to hell on hardware, eco group warns

Turn off your telly, shut down your PC and dim down those lights, because if you don't, by 2020, 45 per cent of the UK's electricity will be gobbled up to feed the nation's love of gadgets, according to a report from British NGO the Energy Saving Trust (EST). EST's delightfully titled report, The Ampere Strikes Back, warns …
Sun

Sun to do Xeon and Niagara blade thing next month

Sun Microsystems looks set to dish out its new UltraSPARC T1- and Xeon-based blades on June 6 at an event in Washington D.C. Our invite and plane ticket seem to have been lost in the mail, but Sun customers have been told to show up for the unveiling of "an open design and featuring SPARC and x64 processors." None of this comes …
Ashlee Vance, 22 May 2007
hands waving dollar bills in the air

HP wings Pelikan with patent lawsuit

HP has filed a lawsuit against Germany-based Pelikan Hardcopy Deutschland for patent infringement of HP printer cartridges. The lawsuit claims three patents involving ink cartridge design and three regarding ink formulation have been trodden on. The complaint was filed in Düsseldorf District Court. The cartridges are sold in …
Austin Modine, 4 May 2007
chart

IBM servers get 10 Gig boost

10 Gig Ethernet specialists Chelsio and NetXen are targeting IBM servers - and in particular IBM's BladeCenter systems - for network acceleration and virtualisation. Both companies sell triple-function cards able to off-load TCP/IP networking, iSCSI storage and RDMA clustering traffic. IBM will now offer the NetXen 10 Gig SR …
Bryan Betts, 27 Apr 2007

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