On Thu, Nov 13, 2008 at 1:52 PM, andrew mcelroy <[EMAIL PROTECTED]> wrote:
> > > On Thu, Nov 13, 2008 at 6:27 AM, Andrew Farnsworth <[EMAIL PROTECTED]>wrote: > >> Wow, quick update here. Intel i7 Processor has 731 Million transistors... >> doubled already so knock 18 months off the deadline... call it 2190 now!!! > > > Bah, binary processing is for the old fashioned! > > http://www2.computer.org/portal/web/csdl/doi/10.1109/40.918000 > Title: "Toward Quantum Computation: A Five-Qubit Quantum Processor" > > Now we are talking about some computing power. > > Andrew > EDIT: i didn't realize it requires a login... sorry. There are places on google that can help you. Andrew > > Andy > >> >> >> On Tue, Nov 11, 2008 at 3:15 PM, Jack Coats <[EMAIL PROTECTED]> wrote: >> >>> >>> Only if you install the Flux Capacitor in your Tardis ;) >>> >>> ... Even Einstein didn't call E=MC**@ a law, just a good approximation >>> of what he could determine. >>> And to that extent the string theorists have proven that Einstein was >>> wright, in that his statement was wrong, >>> at least around the 'edges', but it, likes Newton's 'laws', are good >>> within their defined domain. Things tend >>> to brake down at the 'edges' and when boundry conditions that need new >>> understandings happen. >>> >>> I am guessing we will find the same with Moore's Law. Do we really need >>> transistors? Yep, flux capacitors >>> could be the next 'big thing' so we can re-start discussing Moore's law, >>> Global Warming, Global Cooling and all the >>> 'important topics' of the day! >>> >>> Time to go back to my hobbit hole and drink some KoolAide >>> >>> andrew mcelroy wrote: >>> > >>> > >>> > On Tue, Nov 11, 2008 at 9:04 AM, Andrew Farnsworth <[EMAIL PROTECTED] >>> > <mailto:[EMAIL PROTECTED]>> wrote: >>> > >>> > Nope, it means that to continue Moore's law we will need to start >>> > making our computer chips out of denser and denser matter. It >>> > won't be long[*] before we need to start using Neurton stars as >>> > source material and not long after that before we will need to use >>> > the collapsed matter at the core of black holes. >>> > >>> > Not long galactically speaking... we are currently at appoximately >>> > 2^28 transistors. If we assume Moore's Law will continue >>> > indefinetely, we find that by 2150 we have reached 1.5E51 >>> > transistors. Now working backwards and assuming we will be >>> > running 1 Thz chips, we find that by the year 2100 we will need to >>> > be using material denser than water (Water has a density of >>> > approximately 1Kg / Liter) to surpas this limit. Wait! We >>> > already are using materials that are denser than water! Ok, >>> > Copper is about 9 times denser than water, lead is about 11 times >>> > denser than water. Ok, we will work with 10 as an easy number... >>> > hmm, this only gives us an extra 4 years. Ok, on to other >>> > materials. Iridium is 22x as dense. Another 18 months or so... >>> > Ahh, here we go, the core of the sun! 150x as dense as water... >>> > shoot, that is just another 4 years on top of iridium. Ok, lets >>> > go really dense... 100,000,000,000,000x as dense (10^14) which >>> > gives us to 2148. Better but not good enough. Black holes are >>> > next! 10^27 x as dense takes us to 2192.. Only another 50 years! >>> > So if we manage to continue Moore's law for the next 200 years we >>> > will all have a small black hole in our computer as the CPU.. >>> > Somehow I think that Moore's law will break down before then. >>> > >>> > >>> > ..but but what about a flux capacitor, surely we can some how right >>> > those things with duct tape and the moon's gravity to build full >>> adders? >>> > >>> > >>> > Did I mention that I love math :-) >>> > >>> > nope :-) >>> > >>> > >>> > Andy >>> > >>> > Andrew >>> > >>> > >>> > On Tue, Nov 11, 2008 at 9:29 AM, Jack Coats <[EMAIL PROTECTED] >>> > <mailto:[EMAIL PROTECTED]>> wrote: >>> > >>> > >>> > That means: turn off all computers and cell phones and global >>> > warming >>> > goes away? ;) >>> > >>> > Andrew Farnsworth wrote: >>> > > I found the following quote on the wikipedia page for the >>> > ZFS file >>> > > system (http://en.wikipedia.org/wiki/ZFS) >>> > > >>> > > Quoting Jeff Bonwick ( >>> http://en.wikipedia.org/wiki/Jeff_Bonwick) >>> > > >>> > > Although we'd all like Moore's Law >>> > > <http://en.wikipedia.org/wiki/Moore%27s_Law> to continue >>> > forever, >>> > > quantum mechanics >>> > <http://en.wikipedia.org/wiki/Quantum_mechanics> >>> > > imposes some fundamental limits on the computation rate and >>> > > information capacity of any physical device. In particular, >>> > it has >>> > > been shown that 1 kilogram >>> > <http://en.wikipedia.org/wiki/Kilogram> of >>> > > matter confined to 1 litre >>> > <http://en.wikipedia.org/wiki/Litre> of >>> > > space can perform at most 10^51 operations per second on at >>> > most 10^31 >>> > > bits of information.^[10] >>> > > <http://en.wikipedia.org/wiki/ZFS#cite_note-9> A fully >>> populated >>> > > 128-bit storage pool would contain 2^128 blocks = 2^137 >>> > bytes = 2^140 >>> > > bits; therefore the minimum mass required to hold the bits >>> > would be >>> > > (2^140 bits) / (10^31 bits/kg) = 136 billion kg. To >>> > operate at the >>> > > 10^31 bits/kg limit, however, the entire mass of the >>> > computer must be >>> > > in the form of pure energy. By E=mc², the rest energy of 136 >>> > billion >>> > > kg is 1.2x10^28 J <http://en.wikipedia.org/wiki/Joule>. The >>> > mass of >>> > > the oceans is about 1.4x10^21 kg. It takes about 4,000 J to >>> > raise the >>> > > temperature of 1 kg of water by 1 degree Celsius >>> > > <http://en.wikipedia.org/wiki/Degree_Celsius>, and thus >>> about >>> > > 400,000 J to heat 1 kg of water from freezing to boiling. >>> > The latent >>> > > heat of vaporization adds another 2 million J/kg. Thus the >>> > energy >>> > > required to boil the oceans is about 2.4x10^6 J/kg * >>> > 1.4x10^21 kg = >>> > > 3.4x10^27 J. Thus, fully populating a 128-bit storage pool >>> > would, >>> > > literally, require more energy than boiling the oceans.^[11] >>> > > <http://en.wikipedia.org/wiki/ZFS#cite_note-10> >>> > > >>> > > >>> > > Nothing like imposing some hard limits on a system :-) >>> > > >>> > > Andy^ >>> > > >>> > > > >>> > >>> > >>> > >>> > >>> > >>> > >>> > >>> > > >>> >>> >>> >> >> >> >> > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "NLUG" group. 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