Vala isikhangiso

Ngonyaka odlule, imibiko yaqala ukusabalala yokuthi i-Apple yayihlela ukushintsha amakhompyutha ayo asuka ku-X86 aye ekwakhiweni kwe-ARM. Abaningi bawubamba lo mbono futhi baqala ukuwubona njengesinyathelo esiqonde endleleni efanele. Umcabango we-Mac enephrosesa ye-ARM ungenze ngahlahla amehlo. Ekugcineni kuyadingeka ukuphikisa lo mbhedo ngezimpikiswano eziyiqiniso.

Kunezizathu ezintathu zokusebenzisa i-ARM:

  1. Ukupholisa okwenziwayo
  2. Ukusetshenziswa okuphansi
  3. Lawula ukukhiqizwa kwe-chip

Sizoyithatha ngokulandelana. Ukupholisa kancane ngokuqinisekile kungaba yinto enhle. Vele uqale ividiyo ekhanyayo ku-MacBook futhi i-laptop izoqala ikhonsathi engakaze ibonwe, ikakhulukazi i-Air inabalandeli abanomsindo kakhulu. I-Apple iyixazulula kancane le nkinga. Kwi-MacBook Pro ene-Retina, usebenzise abalandeli ababili be-asymmetric abanciphisa umsindo ngobude obuhlukile be-blade. Ikude kakhulu nokulingana nokupholisa okwenziwa yi-iPad, kodwa ngakolunye uhlangothi, akuyona inkinga enkulu kangangokuthi kungadingeka ukuyixazulula ngokushintshela ku-ARM. Obunye ubuchwepheshe buyathuthukiswa, njengokunciphisa umsindo kusetshenziswa amaza omsindo ahlehlayo.

Mhlawumbe impikiswano eqine kakhulu ukusetshenziswa kwamandla okuphansi, ergo impilo engcono yebhethri. Kuze kube manje, i-Apple inikeze amahora angama-7 aphezulu kuma-MacBooks, okubenze bahlala isikhathi eside phakathi komncintiswano, ngakolunye uhlangothi, ukukhuthazela kwe-iPad amahora ayishumi bekuthandeka kakhulu. Kepha konke lokho kwashintsha ngesizukulwane se-Haswell processors ne-OS X Mavericks. I-MacBook Airs yamanje izonikeza ukukhuthazela kwangempela cishe kwamahora ayi-12, kuseku-OS X 10.8, kuyilapho i-Mavericks kufanele ilethe ukonga okubaluleke nakakhulu. Labo abazame i-beta babika ukuthi impilo yebhethri yabo inyuke kufika emahoreni amabili. Ngakho-ke, uma i-13″ MacBook Air ingahlala amahora angu-14 ngaphansi komthwalo ojwayelekile ngaphandle kwezinkinga, izokwanela cishe izinsuku ezimbili zokusebenza. Ngakho-ke kungaba yini okuhle i-ARM enamandla kancane uma ilahlekelwa enye yezinzuzo ebinazo ngaphezu kwama-Intel chips?

[yenza isenzo=”caphuna”]Kungaba yini isizathu esizwakalayo sokubeka ama-ARM chips kumadeskithophu lapho zonke izinzuzo zezakhiwo zinengqondo kumakhompyutha aphathekayo?[/do]

Ingxabano yesithathu bese ithi i-Apple izothola ukulawula ukukhiqizwa kwe-chip. Wazama lolu hambo ngeminyaka yawo-90, futhi njengoba sazi sonke, kwaba nedumela elibi. Njengamanje, inkampani iklama awayo ama-chipset e-ARM, nakuba umuntu wesithathu (ikakhulukazi i-Samsung okwamanje) ewakhiqizela wona. Kuma-Macs, i-Apple incike ekunikeleni kwe-Intel futhi ayinanzuzo neze ngaphezu kwabanye abakhiqizi, ngaphandle kokuthi amaphrosesa akamuva ayatholakala kuyo ngaphambi kwezimbangi zayo.

Kepha i-Apple isivele inezinyathelo ezimbalwa ngaphambili. Imali engenayo eyinhloko ayiveli ekuthengisweni kwama-MacBooks nama-iMacs, kodwa kuma-iPhones nama-iPads. Nakuba iyona enenzuzo kakhulu phakathi kwabakhiqizi bamakhompyutha, ingxenye yedeskithophu nencwadi yokubhalela imile esivuna amadivaysi eselula. Ngenxa yokulawula okwengeziwe phezu kwamaphrosesa, umzamo wokushintsha izakhiwo ubungeke ukufanele.

Nokho, abaningi abangakunaki izinkinga ezingase zihambisane noshintsho ekwakhiweni kwezakhiwo. I-Apple isivele yashintsha izakhiwo kabili eminyakeni engu-20 edlule (Motorola > PowerPC kanye ne-PowerPC > Intel) futhi ngokuqinisekile akuzange kube ngaphandle kobunzima nokuphikisana. Ukuze kuzuze ukusebenza okunikezwa ama-Intel chips, onjiniyela kwadingeka babhale kabusha izinhlelo zabo zokusebenza kusukela phansi, futhi i-OS X kwadingeka ifake umhumushi kanambambili we-Rosetta ukuze ihambisane nemuva. Ukuthumela i-OS X ku-ARM kungaba yinselelo ngokwayo (yize i-Apple isivele ikuzuzile okunye kwalokhu ngokuthuthukiswa kwe-iOS), futhi umqondo wabo bonke onjiniyela kufanele babhale kabusha izinhlelo zabo zokusebenza ukuze zisebenze ku-ARM enamandla kancane uyesabeka impela.

IMicrosoft izame ukunyakaza okufanayo ngeWindows RT. Futhi wenze kanjani? Kunentshisekelo encane ku-RT, kokubili kusuka kumakhasimende, abakhiqizi bezingxenyekazi zekhompuyutha, nabathuthukisi. Isibonelo esihle esisebenzayo sokuthi kungani isistimu yedeskithophu ingeyona eye-ARM. Enye ingxabano ephikisana ne-Mac Pro entsha. Ungacabanga ukuthi i-Apple ithola ukusebenza okufanayo ekwakhiweni kwe-ARM? Futhi noma kunjalo, yisiphi isizathu esihle esingaba khona sokubeka ama-ARM chips kumadeskithophu lapho zonke izinzuzo zezakhiwo zinengqondo kumalaptop?

Noma kunjalo, i-Apple ikuhlukanise ngokucacile: Amakhompiyutha edeskithophu namakhompyutha aphathekayo anesistimu yokusebenza yedeskithophu esekelwe ekwakhiweni kwe-x86, kuyilapho amadivaysi eselula anesistimu yokusebenza esekelwe ku-ARM. Njengoba umlando wakamuva ubonisile, ukuthola ukuvumelana phakathi kwale mihlaba yomibili akuhlangabezani nempumelelo (Microsoft Surface). Ngakho-ke, ake siwungcwabe kube kanye umbono wokuthi i-Apple izoshintsha isuka ku-Intel iye ku-ARM maduze nje.

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