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GEORGE DOMINIC
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cost who

your not going to believe this it costs me 50pence a day to run my machine

on the electric, 100,000people doing roughly the same means between us were spending £50,000 a day £18,250,000 a year

any comments on what other charities could do with that sort of money?

there again its only 18 councill tenants a year extra.
[Nov 26, 2005 6:15:00 PM]   Link   Report threatening or abusive post: please login first  Go to top 
Halifax--lad
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Re: cost who

It costs be a lot less than that to run my computer everyday
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[Nov 26, 2005 6:50:19 PM]   Link   Report threatening or abusive post: please login first  Go to top 
David Autumns
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Re: cost who

Hi George Dominic

According to the AMD Site my 3200+ CPU uses 60.4 Watts while twiddling it's thumbs - flat out running the WCG it uses 76.8 Watts

So my running the WCG agent on my computer uses an extra 16.4Watts within the CPU.

My power supply is 75% efficient but even if your PSU was 60% efficient you would be using about 27.33 watts per hour extra by running WCG

That's an extra 656 Watts per day about 240KWH per year. Where I live it costs me 6.433 pence per KWH. Including VAT that's £16.21 extra per year

Even if my calculations are out by a factor of 2 as I suspect they are as the northbridge and memory sticks also get a bit warmer. That extra £32.42 per year - 63p per week - 9 pence a day is going to a good cause.

The rest of the 50p is the cost of having a PC that can do all the things that a PC can do

Yesterday although there are now over 100,000 of us the equivalent of 34,854 PC were running the grid application for the full 24 hrs.

So the extra cost of the grid is more like £3136.86 per day. £1.14 Million from us all a year
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[Edit 1 times, last edit by David Autumns at Nov 26, 2005 7:30:57 PM]
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David Autumns
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Re: cost who

To put this in perspective it costs about 3/4 Million $ per TeraFlop just to buy a supercomputer (and then you have to pay for the electricity to run it)

The WCG put out about 104 TeraFlops yesterday, allowing for redundancy due to the distributed nature of the Grid we are still equivalent to a 20 TeraFlops SuperComputer

Which would cost someone over $15 Million just to buy it much less switch it on and feed it with data, and electricity

These figures would put paid to many if not all not for profit ventures.

Your extra 9p per day to run the grid agent is well spent I promise you.

Dave rose
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David Autumns
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Re: cost who

Just one more thing......... (Thanks Columbo)

that extra 27 watts is keeping your house warm so your Gas Bill goes down as a result. Handy at this time of year (Here in the UK at least biggrin )
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David Autumns
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Re: cost who

Sorry to go on but that $15 supercomputer would still be a 20TeraFlop device in 12 months time.

In 12 months time our WCG Supercomputer will have benefited from an upgrade due to the influx of new members + the upgrades of everyone PC's who are contributing to the grid.

Our supercomputer will get the dual core boost throughout this year biggrin


When the WCG started the average PC was ~2700+ Athlon now we are nearer the 2800+ mark per device
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[Edit 1 times, last edit by David Autumns at Nov 26, 2005 7:46:10 PM]
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David Autumns
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Re: cost who

Come on folks keep crunching it really is a small price to pay to find cures and treatments for some of Mankinds most serious aflictions.

Keep those CPU's Glowing and the Fan's blowing for the WCG
Dave
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David Autumns
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Re: cost who

2.7p per registered cruncher per day
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Re: cost who

Putting that 27 watts into context, it is less than average TV, VCR, set top box and DVD player consumes when in standby mode.

When I have suggested joining the WCG to some people, their biggest worry is the additional cost, power consumption and global warming.

But when I point out that joining the WCG doen't mean they have to have their computer turned on anymore than they would normally, and ask whether they leave their TV/DVD/VCR/Hi-Fi plugged in and on standby they are either put at their ease or rushing home to unplug everything.
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David Autumns
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Re: cost who

Hi Batchoy

Can I get my kids to turn off unused lights no chance smile

I've been doing some research, OK i've been reading the PCPlus magazine wink which has a build your own Supercomputer feature this month which unfortunately doesn't mention the WCG but has an interesting article on the Anatomy of Blue Gene

Each Blue Gene Cabinet has 2048 Processors and can output 5.7TeraFlops each cabinet consumes up to 20KW of power so to get our 20 TeraFlops we are looking at 4 cabinets worth of Blue Gene which would be at least 70KW per hour. To run Blue Gene flat out at 360TeraFlops consumes 1.2MW shock

As we are distributed around the globe the cooling requirements of our CPU's are not concentrated in the one room which to host Blue Gene takes 2,500 square ft of space. Interestingly it has a MTBF of 6.16 days (It must be running Windows 98 biggrin) Sorry IBM blushing

To run a supercomputer is cheaper on the electricity front, Blue Gene would use 1680KWH per day to run at the current rate of the WCG £38,815 a year but you would need to extract that 70KW of heat per hour out of the room, rent the floor space and find the £8,750,000 to buy the hardware in the first place.

I think we can say that the World Community Grid is Value for Money (VFM) number crunching.

At the end of the day its a personal decision on how best to spend those pennies just think of the opportunity lost if we didn't freely give to this great cause

Dave
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[Edit 1 times, last edit by David Autumns at Nov 27, 2005 4:23:51 PM]
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