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On 19/10/11 11:34, Gordon Henderson wrote: > On Wed, 19 Oct 2011, tom wrote: > >> On 19/10/11 09:23, Kai Hendry wrote: >>> Thinkpad X220 is going for 800GBP on the UK Lenovo site. Excellent >>> machine. >>> >> alas well out of my price range - and only 1/2 the power of my 1/4 >> price desktop. >> Does anyone have a few 10's of millions to develop a laptop >> co-processor plugin? If raspberrypi can be done for £25 then for a >> couple of hundred it should be possible to stick a 4*( 2Ghz core + >> 1gbB) into a laptop for linux users. > > You can get dual-core laptops for under £400. Mother in law is just > about to get one - probably an Acer 5733z - which comes with 6GB of > RAM a dual-core Pentium something (2GHz?) and a claimed battery life > of 3.5 hours... It will run Win7 and I'm not even going to think about > putting Linux on it (actually it will make me happy to never have to > touch it, however) > > Raspberry Pi is being done cheaply because the designer is very > probably writing off the NRE. Consider that they've been working on it > for over a year - try adding in the equivalent salary of 2 (?) people > working on something for that long, probably a little more than 8 > hours a day at times, etc. That £25 just represents the cost of the > hardware... > What does NRE mean? > And if you want an intersting co-processor, look at the Parallax > Propeller chip :) > > Gordon -- -- http://www.zleap.net Join the revolution, switch to Ubuntu http://www.ubuntu.com -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq