Vala isikhangiso

Uma ubulokhu ubheka i-iMac entsha isikhathi eside, njengamanje unezinketho ezimbili zokuziphatha. Inketho yokuqala ukuthi ulinde i-iMacs enamaphrosesa e-Apple Silicon e-ARM, noma uvele ungalindi futhi uthenge ngokushesha i-iMac engu-27″ esanda kubuyekezwa enephrosesa yakudala evela ku-Intel. Kodwa-ke, i-Apple isenendlela ende okufanele ihambe uma kukhulunywa ngokuhlanganisa ama-Apple Silicon processors, futhi izinto zingahamba kabi. Ake sibheke ndawonye kulesi sihloko ukuthi kungani kufanele uthenge i-iMac ebuyekeziwe engu-27″ manje, nokuthi kungani kungafanele ulinde ama-ARM processors ukuthi afike.

Banamandla njengesihogo

Ngisho noma i-Intel igxekwe kabanzi muva nje, ngenxa yokusebenza okubuthakathaka kanye ne-TDP ephezulu yamaphrosesa ayo, kusadingeka ukuveza ukuthi amaphrosesa ayo akamuva asenamandla ngokwanele. Ama-Intel processors esizukulwane sesi-8 atholakala kuma-iMacs adlule athathelwe indawo yi-Intel processors yesizukulwane se-10 njengengxenye yokuvuselelwa. Ungakwazi ukumisa kalula i-Intel Core i10 engu-9-core enefrikhwensi yewashi engu-3.6 GHz kanye nefrikhwensi ye-Turbo Boost engu-5.0 GHz. Kodwa-ke, amaphrosesa e-ARM angokwezifiso kulindeleke ukuthi abe namandla kakhulu. Okungaqinisekisi ukusebenza kwehluzo kwama-Apple Silicon processors. Kube nolwazi lokuthi i-GPU ye-Apple Silicon processors ezayo ngeke ibe namandla njengamakhadi ezithombe anamandla kakhulu njengamanje. Ungathenga i-iMac entsha engu-27″ nge-Radeon Pro 5300, 5500 XT noma amakhadi ezithombe angu-5700XT, anememori efika ku-16 GB.

I-Fusion Drive iyamangalisa

U-Apple ugxekwe isikhathi eside ngenxa yokuthi esikhathini samanje, ama-iMacs asanikeza i-Fusion Drive ephelelwe yisikhathi, esebenza njenge-SSD eyi-hybrid kanye ne-HDD eyodwa. Namuhla, cishe wonke amadivaysi amasha asebenzisa ama-SSD disks, amancane futhi abiza kakhulu, kodwa ngakolunye uhlangothi, ayashesha izikhathi eziningana. I-Fusion Drive yethulwa emuva ngo-2012, lapho ama-SSD ayebiza kakhulu kunamanje, futhi kwakungenye indlela ethokozisayo ye-HDD yakudala. Njengengxenye yesibuyekezo sakamuva se-iMac engu-27″ kanye no-21.5″, ekugcineni sibone ukukhishwa kwamadiski e-Fusion Drive kumenyu, futhi kuyacaca ukuthi ama-iMac anama-Apple Silicon processors ngeke aqhamuke kunoma ibuphi obunye ubuchwepheshe bokugcina idatha. Ngakho-ke, ngisho nakuleli cala, asikho isizathu sokulinda okuthile "okusha futhi okunamandla".

27" imac 2020
Umthombo: Apple.com

Bonisa nge-nano-texture

Ezinyangeni ezimbalwa ezedlule, sibone kwethulwa isibonisi esisha sochwepheshe esivela kwa-Apple, esiqanjwe ngePro Display XDR. Lesi sibonisi esisha esivela kwa-Apple sisithande sonke ngenani laso, kanye nobuchwepheshe esibulethayo - ikakhulukazi, singabala ukwelashwa okukhethekile kwe-nano-texture. Kungase kubonakale sengathi lokhu kuguqulwa kuzobe kukhethekile ku-Pro Display XDR, kodwa okuphambene kuyiqiniso. Ukuze uthole imali eyengeziwe, ungaba nesibonisi esine-nano-textured efakwe ku-iMac entsha engu-27″. Ngenxa yalokhu, ukujabulela isibonisi esihle kangaka kuzoba ngcono kakhulu - ama-angles wokubuka azothuthuka futhi, ngaphezu kwakho konke, ukubonakala kokucabangela kuzoncishiswa. Obunye ubuchwepheshe i-27″ iMac enabo buhlanganisa i-True Tone, enakekela ukulungisa isibonisi sombala omhlophe ngesikhathi sangempela, ngaphezu kwalokho, singabala, ngokwesibonelo, ukusekelwa kwe-gamut yombala we-P3.

Ikhamera yewebhu entsha

Ngokwezigaba zokugcina, kungase kubonakale sengathi i-Apple "iluleme" nge-iMac ebuyekeziwe engu-27 ″ futhi ekugcineni isiqalile ukuqhamuka nezinto ezintsha ezibonakala futhi ezithokozelwa yibo bonke abasebenzisi. Okokuqala sikhulume ngamaphrosesa e-Intel esizukulwane se-10 amasha futhi anamandla kakhulu, sabe sesiphetha i-Fusion Drive ephelelwe yisikhathi futhi ekugcineni nethuba lokumisa isibonisi esine-nano-texture. Ngeke sikweqe ukudumisa ngisho noma kuyikhamera yewebhu, inkampani yama-apula egcine inqume ukuyibuyekeza. Iminyaka eminingana manje, umdondoshiya waseCalifornia uhlomisa amakhompyutha aso ngekhamera ye-FaceTime HD yakudala enesixazululo esingu-720p. Ngeke siqambe amanga, ngedivayisi yamashumi ambalwa (uma kungengamakhulu) ezinkulungwane zemiqhele, cishe ulindele okuthile okungaphezu nje kwekhamera yewebhu ye-HD. Ngakho inkampani ye-Apple okungenani yalulama ngokufanele endabeni yekhamera yewebhu futhi yahlomisa i-27″ iMac ebuyekeziwe ngekhamera ye-Face Time HD enesixazululo esingu-1080p. Akuselutho, kodwa noma kunjalo, lolu shintsho olungcono luyajabulisa.

Izinhlelo zokusebenza zizosebenza

Lokho kokubili abasebenzisi nabathuthukisi abakwesabayo ngemva kokushintshela kuma-Apple Silicon processors (okunga)ukusebenza kwezinhlelo zokusebenza. Cishe kusobala ngamaphesenti ayikhulu ukuthi ukuguqukela kwe-Apple Silicon kuma-ARM processors ngeke kwenzeke ngaphandle kokushayisana okukodwa. Kucatshangwa ukuthi izinhlelo zokusebenza eziningi ngeke zisebenze kuze kube yilapho abathuthukisi benquma ukuhlela kabusha izinhlelo zokusebenza ekwakhiweni okusha. Masibhekane nakho, kwezinye izimo abathuthukisi bezinhlelo zokusebenza ezihlukahlukene banenkinga yokulungisa iphutha elithile elincane kuhlelo lokusebenza phakathi nezinyanga ezimbalwa - kuzothatha isikhathi esingakanani ukuhlela isicelo esisha ngemva kwalokho. Nakuba inkampani ye-Apple ilungiselele ithuluzi elikhethekile le-Rosetta2 ngenhloso yoshintsho, ngenxa yokuthi kuzokwazi ukusebenzisa izinhlelo zokusebenza ezihlelelwe i-Intel kuma-processor we-Apple Silicon, umbuzo usasele, nokho, mayelana nokusebenza kwesicelo, okuyinto iningi. cishe ngeke kube okungcono kakhulu. Ngakho-ke, uma uthenga i-iMac entsha engu-27″ ene-Intel processor, ungaqiniseka ukuthi zonke izinhlelo zokusebenza zizosebenza kuyo ngaphandle kwezinkinga eminyakeni embalwa ezayo.

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