Here is a great reference for choosing hard drivers. http://www.tomshardware.com/charts/2013-mobile-hdd-charts/benchmarks,136.html If you scroll down you will see power draw during idle, video playback, database. Looks like we should easily do an entire system with drive for < 3 watts
-Jon On Fri, Dec 20, 2013 at 5:11 PM, George Hunt <georgejh...@gmail.com> wrote: > Looking at the pdf certification/specification documentation for the Dell > 660s, I find the idle power is 51 watts, peaking to 100 watts under heavy > use. The idle power continues to be my concern (Anna talks about heat. But > it amounts to the same concern). For comparison purposes, Tony's MSI Atom > bases machine measured 28 Watts, and the XO4 is about 8 Watts with external > hard disk. For the higher wattages, the fan becomes the weak link. > > In my fantasy world, we could find the sweet spot between just the correct > amount of cpu for our server application, nestled into RAM and hard disk, > that minimized the cost of all the components. > > But googling Zotac fan replacement, I came up with the deciding factor, > for me. Zotac fans are not ball bearing, and apparently wear out within a > year time frame. They are not available from Zotac, and are not available > in replacement after-market form factor. > > I have experience with Dell parts replacement. So I'm inclined to go with > Dell the $399.99 Inspiron 660s i3-DualCore-3.4GHz-3MB cache, 4GB RAM, > 1TB 7200rpm, 2X USB 3.0? > http://dell.com/us/p/inspiron-660s/pd > > The Dell fan replacement instructions on page 59 of > ftp://ftp.dell.com/Manuals/all-products/esuprt_desktop/esuprt_inspiron_desktop/inspiron-660s_Owner's%20Manual_en-us.pdfmake > me much more confident that the hardware can live on for years. > > > > > > On Thu, Dec 19, 2013 at 6:46 PM, Adam Holt <h...@laptop.org> wrote: > >> What about the $399.99 Inspiron 660s i3-DualCore-3.4GHz-3MB cache, 4GB >> RAM, 1TB 7200rpm, 2X USB 3.0? >> http://dell.com/us/p/inspiron-660s/pd >> >> Or the $499.99 Inspiron 660s i5-QuadCore-3.3GHz-8MB cache, 8GB RAM, 1TB >> 7200 rpm, 2X USB 3.0? >> >> http://dealnews.com/Dell-Inspiron-660-s-Ivy-Core-i5-Quad-2.8-GHz-Desktop-PC-for-500-free-shipping/935700.html >> http://www.logicbuy.com/deals/dell-inspiron-660s-deal/40218.aspx >> >> If we trust 7200rpm and Dell for reliability?? If so both appear to >> offer free shipping if ordered by Dec 20 11am EST. >> >> >> On Thu, Dec 19, 2013 at 6:38 PM, Anna <ascho...@gmail.com> wrote: >> >>> What's the climate control situation at the site in Haiti? >>> >>> I live in a 100 year old house in Birmingham, Alabama, without central >>> AC. In the summer, I have to physically relocate equipment to my "server >>> room" (a well insulated room where I keep a window unit on full blast). >>> Otherwise, fans sound like jet planes taking off and everything gets really >>> hot and stressed. >>> >>> Anyway, heat related failure would be one of my main concerns in Haiti. >>> >>> Anna >>> >>> >>> On Thu, Dec 19, 2013 at 4:58 PM, George Hunt <georgejh...@gmail.com>wrote: >>> >>>> Hi all, >>>> >>>> The Haiti deployment we are preparing for, made $400 available for a >>>> server, and power is available. What hardware has been the question. Tony >>>> had lots of experience with Atom processors, and suggested nettop boxes. My >>>> research has led me to the following: >>>> >>>> $193 Zortec celeron processor >>>> http://www.amazon.com/Zotac-Dual-Core-Celeron-Barebone-ZBOXNANO-ID61-U/dp/B008OHRFE0/ref=sr_1_7?s=electronics&ie=UTF8&qid=1387490390&sr=1-7&keywords=zotac+barebone >>>> >>>> $75 8GB Memory -- >>>> http://www.amazon.com/Corsair-1x8GB-Laptop-Memory-CMSO8GX3M1A1333C9/dp/B005T63BEM/ref=pd_sim_pc_1 >>>> >>>> $86 WD blue 1TB drive -- >>>> http://www.amazon.com/WD-Blue-Mobile-Hard-Drive/dp/B005DVJJWQ/ref=sr_1_4?ie=UTF8&qid=1387491567&sr=8-4&keywords=wd+2.5+1+tb+blue >>>> >>>> Total $354 + tax >>>> >>>> Per Tim Moody's suggestion, I consulted >>>> http://www.cpubenchmark.net/cpu_list.php >>>> >>>> The Atom processor d535 has a passmark score of 693 >>>> The celeron, for about the same price, selected in this proposal, has >>>> passmark score of 1215 >>>> The i3 version of the Zortac box is $130 more and its passmark score is >>>> 3833 >>>> >>>> Of course, cpu benchmarks are not the only issue. I think it has been >>>> suggested more money should be put into memory, when trying to serve many >>>> clients. >>>> >>>> Soliciting inputs . . . >>>> >>>> George >>>> >>>> >>>> _______________________________________________ >>>> Server-devel mailing list >>>> Server-devel@lists.laptop.org >>>> http://lists.laptop.org/listinfo/server-devel >>>> >>>> -- >>>> <http://lists.laptop.org/listinfo/server-devel> >>>> Unsung Heroes of OLPC, interviewed live @ >>>> <http://lists.laptop.org/listinfo/server-devel>http://unleashkids.org ! >>>> >>> >
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