{"id":1899,"date":"2017-02-24T07:10:52","date_gmt":"2017-02-24T06:10:52","guid":{"rendered":"http:\/\/pensalla.cat\/?p=1899"},"modified":"2017-02-23T09:11:57","modified_gmt":"2017-02-23T08:11:57","slug":"de-labac-al-supercomputador","status":"publish","type":"post","link":"https:\/\/pensalla.cat\/?p=1899","title":{"rendered":"De l\u2019\u00e0bac al supercomputador"},"content":{"rendered":"<div style=\"padding-top:0px;\t\r\npadding-right:0px;\r\npadding-bottom:0px;\r\npadding-left:0px;\r\nmargin-top:0px;\r\nmargin-right:0px;\r\nmargin-bottom:0px;\r\nmargin-left:0px;\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" \r\n\t\t\t\t        data-url=\"https:\/\/pensalla.cat\/?p=1899\" \r\n\t\t\t\t        data-via=\"jjofra\"\r\n\t\t\t\t\t    data-text=\"De l\u2019\u00e0bac al supercomputador\"\r\n\t\t\t\t\t    data-related=\"\"\r\n\t\t\t\t\t    data-count=\"none\"\r\n\t\t\t\t\t    data-hashtags=\"\"\r\n\t\t\t\t\t    data-lang=\"autoLANGauto\"\r\n\t\t\t\t\t    data-counturl=\"pensalla.cat\"\r\n\t\t\t\t\t    data-size=\"medium\"\r\n\t\t\t\t\t    data-dnt=\"false\"\t> Tweet <\/a> <\/div>\r\n\t\t                <script>\r\n\t\t\t\t\t    !function(d,s,id) {\r\n\t\t\t\t\t      var js,fjs=d.getElementsByTagName(s)[0];\r\n\t\t\t\t\t      if(!d.getElementById(id)) {\r\n\t\t\t\t\t       js=d.createElement(s);js.id=id;js.src=\"https:\/\/platform.twitter.com\/widgets.js\";fjs.parentNode.insertBefore(js,fjs);\r\n\t\t\t\t\t      }\r\n\t\t\t\t\t    }\r\n\t\t\t\t\t   (document,\"script\",\"twitter-wjs\");\r\n\t\t\t\t\t    <\/script><div>&nbsp;<\/div>\n<div>\n<div>\n<div>Avui apel\u00b7lant al meu alter ego batejat com a dinosaure cibern\u00e8tic far\u00e9 una mica d&#8217;hist\u00f2ria pels or\u00edgens de la computaci\u00f3, descobrireu coses certament curioses, sab\u00edeu que l&#8217;ordinador m\u00e9s petit del m\u00f3n amb intel\u00b7lig\u00e8ncia artificial\u00a0\u00a0mesura un mil\u00b7l\u00edmetre c\u00fabic? Aquestes i altres q\u00fcestions a continuaci\u00f3.<\/div>\n<div>&nbsp;<\/div>\n<div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1907\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg?resize=220%2C165\" alt=\"\" width=\"220\" height=\"165\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg?resize=100%2C75&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg?resize=150%2C113&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/EE00456E-6451-4E9F-9E46-29E396ED2C13.jpg?resize=200%2C150&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/div>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>El primer ordinador\u00a0<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>El primer ordinador no era un ordinador, per\u00f2 s\u00ed el primer sistema de c\u00e0lcul num\u00e8ric, cap al 3000 aC els babilonis feien servir unes petites pedres agrupades en carrils de canya, el predecessor de l\u2019\u00e0bac dels xinesos.<\/div>\n<div>&nbsp;<\/div>\n<div>El 1642 Pascal va inventar el primer calculador mec\u00e0nic, la <a href=\"https:\/\/ca.m.wikipedia.org\/wiki\/Pascalina\">Pascalina<\/a>, amb l\u2019objectiu de facilitar la feina del seu pare que era funcionari d\u2019impostos, aix\u00f2 dels impostos sempre han fet avan\u00e7ar el m\u00f3n!<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1905\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg?resize=220%2C121\" alt=\"\" width=\"220\" height=\"121\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg?resize=100%2C55&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg?resize=150%2C83&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/9585520D-BA50-47BC-A24A-9EE07A27EFF3.jpg?resize=200%2C110&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>El 1843 Ada Byron Lovelace, la dona de Lord Byron, va dissenyar com fer que les targetes perforades de la m\u00e0quina de sumar, resar, multiplicar i dividir\u00a0de Babbage permetessin repetir certes operacions, per aix\u00f2 Lady Lovelace \u00e9s considerada la primera programadora del m\u00f3n i la m\u00e0quina de Babbage el primer ordinador.<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1906\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg?resize=220%2C162\" alt=\"\" width=\"220\" height=\"162\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg?resize=100%2C74&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg?resize=150%2C110&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/34643783-8A57-4DFE-B55F-CE6D66C21B6A.jpg?resize=200%2C147&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Es considera que un\u00a0ordinador no es limita a fer c\u00e0lcul num\u00e8ric, sin\u00f3 que ha de poder ser programable i universal, \u00e9s a dir,\u00a0adaptar-se a diferents entorns i problemes.<\/div>\n<div>&nbsp;<\/div>\n<div>Els primers ordinadors electr\u00f2nics i programables van ser dissenyats per Konrad Zuse, el Z1 (1938) va ser\u00a0destru\u00eft juntament amb els seus pl\u00e0nols, en un bombardeig de Berl\u00edn el 1943 i reconstru\u00eft per ell mateix entre el 1986 i el 1999.<\/div>\n<div>&nbsp;<\/div>\n<div>El Z3 (1941) reconstru\u00eft el 1960 i exposat al Museu de Munic i que es considera la primera m\u00e0quina programable i completament autom\u00e0tica, i el Z4 (1944) que es va mantenir operant fins al 1960 a l\u2019Institut d\u2019Investigaci\u00f3\u00a0d\u2019Aerodin\u00e0mica prop de Basel, amb els seus 2200 rel\u00e9s\u00a0podia executar 1000 instruccions per hora i feia unes 11 multiplicacions per segon, tenia una mem\u00f2ria de 500 paraules de 32 bits i pesava uns 1000 kg.<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1909\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg?resize=250%2C188\" alt=\"\" width=\"250\" height=\"188\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg?w=250&amp;ssl=1 250w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg?resize=100%2C75&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg?resize=150%2C113&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F815E3D1-8100-4F46-8A4B-28B5A456F894.jpg?resize=200%2C150&amp;ssl=1 200w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>El primer ordinador nord-americ\u00e0 \u00e9s l\u2019ENIAC (Electronic Numerical Integrator and Computer) de Mauchly i Eckert que van comen\u00e7ar a \u2018crear-lo\u2019 l\u2019abril del 1943 i es va acabar l\u2019agost del 1947, quatre anys i $486.000. Ja no funcionava amb rel\u00e9s, encara\u00a0que en tenia 1500, sin\u00f3 amb 19.000\u00a0v\u00e0lvules de buit, 800 km de cablejat i 30.000 kg de pes.<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1903\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg?resize=220%2C168\" alt=\"\" width=\"220\" height=\"168\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg?resize=100%2C76&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg?resize=150%2C115&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/1388BD0B-BBFC-4416-95B4-5064FBCBCC23.jpg?resize=200%2C153&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>El primer ordinador comercial va ser el Ferranti Mark 1 venut a la\u00a0Universitat de Manchester el febrer de 1951 i aquests ordinadors\u00a0es van vendre fins al 1957.<\/div>\n<div>&nbsp;<\/div>\n<div>El juny de 1951 Remington Rand va vendre el primer UNIVAC a l\u2019Oficina del Cens, en total en va vendre 46 per m\u00e9s d\u2019$1 mili\u00f3 cadasc\u00fa (avui serien uns $9,23 milions).<\/div>\n<div>&nbsp;<\/div>\n<div>El 1954 IBM va presentar l\u2019IBM 650, per nom\u00e9s $500.000 de l\u2019\u00e8poca\u00a0\ud83d\ude42<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1901\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg?resize=220%2C232\" alt=\"\" width=\"220\" height=\"232\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg?resize=100%2C105&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg?resize=150%2C158&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/84EFF5A5-932D-4B13-BB98-1B593B8941E9.jpg?resize=200%2C211&amp;ssl=1 200w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>El supercomputador\u00a0<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>Els supercomputadors, ordinadors amb grans capacitats de computaci\u00f3 mesurades en FLOPS (floating-point operations per second), en lloc de MIPS (milion instructions per second) es van introduir el 1960, creats per Seymour Cray a CDC, Control Data Corporation, Cray va acabar creant la seva pr\u00f2pia empresa, Cray Research, paradigma de super\u00a0ordinador.<\/div>\n<div>&nbsp;<\/div>\n<div>El primer, per\u00f2,\u00a0va ser l\u2019Atlas Computer, instal\u00b7lat a la\u00a0Universitat de Manchester el 1962. Als Estats Units va ser\u00a0el CDC 6600, del 1964, amb una capacitat de c\u00e0lcul d\u20191 megaFlops.<\/div>\n<div>&nbsp;<\/div>\n<div>Aquests dies es parla de qu\u00e8 la Xina comen\u00e7a la construcci\u00f3 del supercomputador m\u00e9s potent del m\u00f3n, amb capacitat d\u2019executar un trili\u00f3 de c\u00e0lculs per segon (un exaflop), i se suposa que es dir\u00e0 Thiante-3, la llista dels supercomputadors m\u00e9s potents la trobareu a <a href=\"https:\/\/www.top500.org\">Top 500<\/a>.<\/div>\n<div>&nbsp;<\/div>\n<div>Els xinesos ja s\u00f3n els qui tenen el m\u00e9s r\u00e0pid, el Sunway TaihuLight amb 93 PetaFlops, que ja va superar\u00a0el Thiante-2 (tamb\u00e9 xin\u00e8s,\u00a0a la foto), amb 34 petaflops.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-1910\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94-300x158.jpg?resize=300%2C158\" alt=\"\" width=\"300\" height=\"158\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=300%2C158&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=100%2C53&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=150%2C79&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=200%2C106&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=450%2C238&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?resize=600%2C317&amp;ssl=1 600w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/FA05435F-EFA9-44F6-95A8-96D3AB1E9D94.jpg?w=640&amp;ssl=1 640w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>\n<div>La nova versi\u00f3 del <a href=\"https:\/\/www.youtube.com\/watch?v=psB0_yZX7nM&amp;feature=youtu.be\">MareNostrum<\/a>, la 4 que substituir\u00e0 la 3, tindr\u00e0 una pot\u00e8ncia de 13,7 petaflops, la 3 tenia 1,1 petaflops, i costar\u00e0 34 milions d\u2019euros m\u00e9s IVA. Com sabeu el MareNostrum est\u00e0 instal\u00b7lat a una capella, am\u00e9n, des del 2005 i podeu apuntar-vos a una visita guiada a la seva p\u00e0gina web, for\u00e7a recomanable.<\/div>\n<div>\n<div>&nbsp;<\/div>\n<\/div>\n<div>A la llista dels 500 m\u00e9s grans, HP \u00e9s la primera, amb 182, IBM la segona amb 164 i Cray la\u00a0tercera amb 51 equips.<\/div>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>\n<\/div>\n<div><b>La nanotecnologia\u00a0<\/b><\/div>\n<div>&nbsp;<\/div>\n<div>Fa dos anys es va presentar el Michigan Micro Mote (M^3) d\u20191 mil\u00b7l\u00edmetre c\u00fabic, i ara incorpora intel\u00b7lig\u00e8ncia artificial.<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-1904\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475-300x169.jpg?resize=300%2C169\" alt=\"\" width=\"300\" height=\"169\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=100%2C56&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=150%2C85&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=200%2C113&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=450%2C254&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?resize=600%2C338&amp;ssl=1 600w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/2767F452-AF99-4DDB-B863-53CA00F9B475.jpg?w=624&amp;ssl=1 624w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Per\u00f2 per aplicacions m\u00e9s normals que nosaltres mateixos podem fer servir tenim \u00a0la <a href=\"http:\/\/www.raspberry.cat\">RaspBerry Pi<\/a> o la compet\u00e8ncia d\u2019Intel, el <a href=\"https:\/\/software.intel.com\/en-us\/iot\/hardware\/joule\">Joule<\/a>.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1900\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg?resize=299%2C168\" alt=\"\" width=\"299\" height=\"168\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg?w=299&amp;ssl=1 299w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg?resize=100%2C56&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg?resize=150%2C84&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/3C336990-453C-4F70-A5AB-7228CA7FB66E.jpg?resize=200%2C112&amp;ssl=1 200w\" sizes=\"auto, (max-width: 299px) 100vw, 299px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><b>Cap a on va la computaci\u00f3?<\/b><\/div>\n<div>&nbsp;<\/div>\n<\/div>\n<\/div>\n<div>&nbsp;<\/div>\n<div>Tothom parla que el futur est\u00e0 en els ordinadors qu\u00e0ntics, ordinadors que fan \u00fas de la mec\u00e0nica qu\u00e0ntica i els fen\u00f2mens de superposici\u00f3 i entrella\u00e7ament, \u00e9s a dir que no tenen bits amb valors de\u00a00\u2019s i 1\u2019s sin\u00f3 <a href=\"https:\/\/ca.wikipedia.org\/wiki\/Qubit\">qubits<\/a>\u00a0que \u00e9s la unitat m\u00ednima d\u2019informaci\u00f3 qu\u00e0ntica que pot estar en estat qubital pur que \u00e9s la superposici\u00f3 dels dos estats i fer c\u00e0lculs exponencialment m\u00e9s r\u00e0pids que un ordinador cl\u00e0ssic.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1902\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png?resize=250%2C246\" alt=\"\" width=\"250\" height=\"246\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png?w=250&amp;ssl=1 250w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png?resize=100%2C98&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png?resize=150%2C148&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/652E9971-68D9-4BCC-B650-890EC81B42A0.png?resize=200%2C197&amp;ssl=1 200w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Si voleu seguir aquest fenomen, seguiu els de <a href=\"http:\/\/www.barcelonaqbit.com\">barcelonaqbit<\/a>, defensors de Barcelona com a ciutat l\u00edder de la computaci\u00f3 qu\u00e0ntica, i escolteu aquesta confer\u00e8ncia d\u201911 minuts d\u2019<a href=\"https:\/\/www.youtube.com\/watch?v=zz93v0dCL14\">Alfonso Rubio-Manzanares<\/a>, el seu l\u00edder.<\/div>\n<div>&nbsp;<\/div>\n<div>Per fer-vos una idea, els de <a href=\"https:\/\/www.dwavesys.com\">D-Wave<\/a>, una companyia canadenca, <a href=\"http:\/\/www.theverge.com\/circuitbreaker\/2017\/1\/25\/14390182\/d-wave-q2000-quantum-computer-price-release-date\">ja comencen a vendre el model 2000Q<\/a>\u00a0(de 2000 qubits o bits qu\u00e0ntics), que \u00e9s uns 100 milions de vegades m\u00e9s r\u00e0pid que un ordinador convencional, aix\u00f2 s\u00ed, per uns 15 milions de d\u00f2lars. La foto \u00e9s l\u2019ordinador sencer, per\u00f2 el xip nom\u00e9s \u00e9s de la\u00a0mida d\u2019una ungla, la major part del sistema s\u00f3n refrigeradors criog\u00e8nics per mantenir el xip a 15 milikelvins o a -273,11 graus Celsius (recordeu que el zero absolut o zero Kelvin s\u00f3n -273,15 graus Celsius que segons la tercera llei de la termodin\u00e0mica \u00e9s inassolible).<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div><a href=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-1908\" src=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7-300x200.png?resize=300%2C200\" alt=\"\" width=\"300\" height=\"200\" srcset=\"https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=300%2C200&amp;ssl=1 300w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=100%2C67&amp;ssl=1 100w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=150%2C100&amp;ssl=1 150w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=200%2C133&amp;ssl=1 200w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=450%2C300&amp;ssl=1 450w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?resize=600%2C400&amp;ssl=1 600w, https:\/\/i0.wp.com\/pensalla.cat\/wp-content\/uploads\/2017\/02\/F51FFD50-03F0-4D48-856E-5E76949496B7.png?w=720&amp;ssl=1 720w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>Ja veieu com d&#8217;apassionant pot ser el m\u00f3n inform\u00e0tic, des de la part merament f\u00edsica a la del programari, de fet \u00e9s el futur de la humanitat.<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div>&nbsp;<\/div>\n<div style=\"padding-top:0px;\t\r\npadding-right:0px;\r\npadding-bottom:0px;\r\npadding-left:0px;\r\nmargin-top:0px;\r\nmargin-right:0px;\r\nmargin-bottom:0px;\r\nmargin-left:0px;\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" \r\n\t\t\t\t        data-url=\"https:\/\/pensalla.cat\/?p=1899\" \r\n\t\t\t\t        data-via=\"jjofra\"\r\n\t\t\t\t\t    data-text=\"De l\u2019\u00e0bac al supercomputador\"\r\n\t\t\t\t\t    data-related=\"\"\r\n\t\t\t\t\t    data-count=\"none\"\r\n\t\t\t\t\t    data-hashtags=\"\"\r\n\t\t\t\t\t    data-lang=\"autoLANGauto\"\r\n\t\t\t\t\t    data-counturl=\"pensalla.cat\"\r\n\t\t\t\t\t    data-size=\"medium\"\r\n\t\t\t\t\t    data-dnt=\"false\"\t> Tweet <\/a> <\/div>\r\n\t\t                <script>\r\n\t\t\t\t\t    !function(d,s,id) {\r\n\t\t\t\t\t      var js,fjs=d.getElementsByTagName(s)[0];\r\n\t\t\t\t\t      if(!d.getElementById(id)) {\r\n\t\t\t\t\t       js=d.createElement(s);js.id=id;js.src=\"https:\/\/platform.twitter.com\/widgets.js\";fjs.parentNode.insertBefore(js,fjs);\r\n\t\t\t\t\t      }\r\n\t\t\t\t\t    }\r\n\t\t\t\t\t   (document,\"script\",\"twitter-wjs\");\r\n\t\t\t\t\t    <\/script>","protected":false},"excerpt":{"rendered":"<p>Tweet &nbsp; Avui apel\u00b7lant al meu alter ego batejat com a dinosaure cibern\u00e8tic far\u00e9 una mica d&#8217;hist\u00f2ria pels or\u00edgens de la computaci\u00f3, descobrireu coses certament curioses, sab\u00edeu que l&#8217;ordinador m\u00e9s petit del m\u00f3n amb intel\u00b7lig\u00e8ncia artificial\u00a0\u00a0mesura un mil\u00b7l\u00edmetre c\u00fabic? Aquestes<span class=\"ellipsis\">&hellip;<\/span><\/p>\n<div class=\"read-more\"><a href=\"https:\/\/pensalla.cat\/?p=1899\">Read more <span class=\"screen-reader-text\">De l\u2019\u00e0bac al supercomputador<\/span><span class=\"meta-nav\"> &#8250;<\/span><\/a><\/div>\n<p><!-- end of .read-more --><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2],"tags":[],"class_list":["post-1899","post","type-post","status-publish","format-standard","hentry","category-articles"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts\/1899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1899"}],"version-history":[{"count":0,"href":"https:\/\/pensalla.cat\/index.php?rest_route=\/wp\/v2\/posts\/1899\/revisions"}],"wp:attachment":[{"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pensalla.cat\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}