[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.ociz.cz\/srdce-pocitace\/#Article","mainEntityOfPage":"https:\/\/www.ociz.cz\/srdce-pocitace\/","headline":"Srdce po\u010d\u00edta\u010de","name":"Srdce po\u010d\u00edta\u010de","description":"Tak na prvn\u00edm m\u00edst\u011b je to pochopiteln\u011b nap\u00e1jen\u00ed. Bez n\u011bj nast\u00e1v\u00e1 probl\u00e9m. Nu a t\u00edm druh\u00fdm, co je velmi d\u016fle\u017eit\u00e9 je procesor. Ten ud\u00e1v\u00e1 po\u010d\u00edta\u010di rychlost, ud\u011bluje p\u0159\u00edkazy a \u0159\u00edd\u00ed vlastn\u011b skoro v\u0161echny procesy, kter\u00e9 v po\u010d\u00edta\u010di zrovna prob\u00edhaj\u00ed. Je to vlastn\u011b srdce, ale i mozek cel\u00e9ho stroje. Ve sv\u00e9 podstat\u011b moc moudr\u00fd v\u0161ak nen\u00ed....<p class=\"more-link-wrap\"><a href=\"https:\/\/www.ociz.cz\/srdce-pocitace\/\" class=\"more-link\">P\u0159e\u010d\u00edst<span class=\"screen-reader-text\"> &ldquo;Srdce po\u010d\u00edta\u010de&rdquo;<\/span> &raquo;<\/a><\/p>","datePublished":"2022-05-06","dateModified":"2023-06-09","author":{"@type":"Person","@id":"https:\/\/www.ociz.cz\/author\/#Person","name":"","url":"https:\/\/www.ociz.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/16435f0a6c9262449b9ebb39f63178cd65c54b09f931b6f84682f48086e3d763?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/16435f0a6c9262449b9ebb39f63178cd65c54b09f931b6f84682f48086e3d763?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"ociz.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.ociz.cz\/wp-content\/uploads\/amd_cpu_processor_microprocessor_1.jpg","url":"https:\/\/www.ociz.cz\/wp-content\/uploads\/amd_cpu_processor_microprocessor_1.jpg","height":0,"width":0},"url":"https:\/\/www.ociz.cz\/srdce-pocitace\/","about":["IT"],"wordCount":413,"articleBody":"Tak na prvn\u00edm m\u00edst\u011b je to pochopiteln\u011b nap\u00e1jen\u00ed. Bez n\u011bj nast\u00e1v\u00e1 probl\u00e9m. Nu a t\u00edm druh\u00fdm, co je velmi d\u016fle\u017eit\u00e9 je procesor. Ten ud\u00e1v\u00e1 po\u010d\u00edta\u010di rychlost, ud\u011bluje p\u0159\u00edkazy a \u0159\u00edd\u00ed vlastn\u011b skoro v\u0161echny procesy, kter\u00e9 v po\u010d\u00edta\u010di zrovna prob\u00edhaj\u00ed. Je to vlastn\u011b srdce, ale i mozek cel\u00e9ho stroje. Ve sv\u00e9 podstat\u011b moc moudr\u00fd v\u0161ak nen\u00ed. Um\u00ed jen jedni\u010dky a nuly. Vypnuto a zapnuto. V\u00edc ne. Jen\u017ee kdy\u017e se jich spoj\u00ed obrovsk\u00e1 mno\u017estv\u00ed, vzniknou programy, kter\u00e9 ur\u010duj\u00ed, co se bude d\u00edt. Pro procesor je nejd\u016fle\u017eit\u011bj\u0161\u00ed \u00fadaj jeho rychlost. Dnes b\u011b\u017en\u011b p\u0159es nebo kolem dvou nebo t\u0159\u00ed giga. \u010c\u00edm pomalej\u0161\u00ed procesor, t\u00edm hor\u0161\u00ed a slab\u0161\u00ed je po\u010d\u00edta\u010d. M\u016f\u017ee se sekat a nezvl\u00e1d\u00e1 n\u011bkter\u00e9 programy. Proto je dobr\u00e9 v\u011bd\u011bt, jak\u00fd je procesor pr\u00e1v\u011b v kter\u00e9m stroji. Pop\u0159\u00edpad\u011b je tato znalost dobr\u00e1 p\u0159i koupi nov\u00e9ho. \u00a0Rychlost se ud\u00e1v\u00e1 v Hertz\u00edch. Jejich po\u010det znamen\u00e1 po\u010det operac\u00ed za sekundu. Ov\u0161em\u017ee je pak je\u0161t\u011b t\u0159eba vz\u00edt v potaz po\u010det jader a jeho architekturu. To jsou nejv\u00edce pou\u017e\u00edvan\u00e9 \u00fadaje. St\u00e1le to v\u0161ak nen\u00ed v\u0161echno. Je jich zde je\u0161t\u011b spousta, procesor je toti\u017e hodn\u011b slo\u017eit\u00e1 v\u011bc. Mist\u0159i a znalci t\u011bchto v\u011bc\u00ed znaj\u00ed je\u0161t\u011b dal\u0161\u00ed spoustu \u00fadaj\u016f, kter\u00e9 amat\u00e9rovi ne\u0159eknou v\u016fbec nic.Nap\u0159\u00edklad efektivita mikro k\u00f3du, numerick\u00fd koprocesor nebo i po\u010det instruk\u010dn\u00edch kan\u00e1l\u016f. O \u0161\u00ed\u0159ce slov a dat u\u017e nem\u00e1 ani smysl hovo\u0159it. A vid\u00edte, je\u0161t\u011b bych vynechal takzvan\u00fd \u0159adi\u010d. Ten d\u011bl\u00e1 to, podle \u010deho se naz\u00fdv\u00e1, Toti\u017e \u010dte data a \u0159ad\u00ed je. Na\u010d\u00edt\u00e1 je z opera\u010dn\u00ed pam\u011bti, dek\u00f3duje a pos\u00edl\u00e1 pak sign\u00e1ly dal\u0161\u00edm jednotk\u00e1m v procesoru. Pokud s t\u00edm v\u0161\u00edm dohromady um\u00ed n\u011bkdo pohr\u00e1t, m\u016f\u017ee to v\u0161echno dohromady zrychlit. Tomu se \u0159\u00edk\u00e1 p\u0159etaktovat. Rychlost procesoru se toti\u017e tak\u00e9 m\u011b\u0159\u00ed v taktech, v hodinov\u00e9m cyklu za sekundu. Tady mi to ji\u017e hlava nebere, tak\u017ee v\u00e1m to mus\u00ed sta\u010dit takto. Nejv\u011bt\u0161\u00ed v\u00fdrobci procesor\u016f jsou nap\u0159\u00edklad Intel, Nvidia, AMD nebo Apple. Nu\u017ee, nyn\u00ed v\u00edte alespo\u0148 n\u011bco o srdci po\u010d\u00edta\u010d\u016f.\u00a0                                                                                                                                                                                                                                                                                                                                                                                                "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Srdce po\u010d\u00edta\u010de","item":"https:\/\/www.ociz.cz\/srdce-pocitace\/#breadcrumbitem"}]}]