Xir xayeysiis

Waxay ahayd arrin waqti uun ah. Iyo wakhtiga Apple ay heli doonto shaashadda Retina ee inta badan kombuyuutarrada desktop-ka ayaa yimid shalay. 21,5-inch iMacs cusub oo leh bandhigyo 4K ah ayaa la soo bandhigay iyo kan weyn, 27-inch iMac wuxuu helay muuqaal 5K wanaagsan dhammaan noocyada. Laakiin wax walba guul uma ahayn Apple.

Markii ugu horeysay, shaashadda Retina, oo ku jirta alaabada Apple waxay ka dhigan tahay muuqaal aanad ku arki karin pixels shakhsi ahaaneed ee isha bini'aadamka, ayaa ka soo muuqday iPhone 2010. Ka dib, wuxuu sameeyay habka saacadaha, tablets iyo laptops, iyo sannadkii hore waxay sidoo kale u timid iMac 5-inch oo ah qaabka xallinta 27K.

Hal sano ka dib, 5K ayaa xitaa ka sii fiican

Deyrtan, Apple waxay sidoo kale ku guulaysatay inay hesho bandhig heer sare ah iMacs yaryar oo leh shaashad 21,5-inji ah waxayna muujisay in, inkasta oo ay dhawaan si weyn diiradda u saartay alaabta mobilada, haddana hubaal maaha inay ka tagayso kombiyuutarada. "Aad ayaan u danaynaynaa iyaga," ayuu xaqiijiyay Brian Croll, madaxweyne ku xigeenka suuq-geynta ee Macintosh. Waxaa wareystay wariye Steven Levy, oo Apple furtey marin gaar ah shaybaadhka sirta ah ee iMac-yada cusub lagu soo saarayay.

Intaa waxaa dheer, taxanaha cusub ee iMac kaliya ma keenin bandhigyo fiican oo leh xallin sare. Sanadkii la soo dhaafay, Apple waxay sidoo kale diiradda saartay tignoolajiyada gebi ahaanba cusub oo ka dhigaysa xitaa bandhigga 5K mid ka wanaagsan kii sannadkii hore. "Waxaan siinay gamut midab ballaaran, taas oo macnaheedu yahay inay soo bandhigi karaan midabyo kala duwan," ayuu yiri Tom Boger, oo ah agaasimaha sare ee qalabka Mac.

Ilaa hadda, halbeegga midabku wuxuu ahaa sRGB (Standard Red Green Blue), iyo Apple's Retina waxay soo bandhigi kartaa 100 boqolkiiba midabka midabkan. Qaar ka mid ah kormeerayaasha xitaa ma gaaraan boqolkiiba boqol, laakiin Apple waxay rabtay inay sii socoto. Taasi waa sababta uu ula yimid halbeeg cusub oo loo yaqaan P3, kaas oo muujin kara 25% midabo ka badan sRGB. Dhibaatadu waxay ahayd in soo saaraha iMac uu awoodi waayay inuu helo tignoolajiyada lagama maarmaanka u ah muddo dheer. Waxa loogu yeero Quantum Dot waa la diiday sababtoo ah cadmium sun ah ilaa ay ugu dambeyntii ka heshay qaybo badbaado leh alaab-qeybiyeyaasheeda LED.

Soo bandhigida palette midabada ballaaran ee midabada ee bandhigyada aadka u fiican ayaa si gaar ah u soo dhaweyn doona xirfadlayaasha. Marketer Brian Croll wuxuu sharxayaa in celceliska isticmaalaha uu sheegi karo in midabada ay ka fiican yihiin, laakiin kaliya dadka u baahan muujinta ugu kalsoonida badan ee midabada ayaa qadarin doona. "Faa'iidooyinku waxay si aad ah diiradda u saarayaan palette midabka si ay isla markiiba u aqoonsadaan," ayuu yiri Croll. Waxaad garan kartaa kala duwanaanshaha, tusaale ahaan, sawirada RAW cayriin ee kamaradaha dhijitaalka ah ee SLR.

Apple waxay sidoo kale ka fikirtay xirfadlayaasha software-keeda. Iyada oo ay la socoto iMac-yada cusub, wuxuu sii daayay cusbooneysiinta qalabka tafatirka iMovie, nooca 10.1 kaas oo keena war weyn. Maadaama iPhone 6S cusub uu duubi karo 4K video iyo hadda xitaa iMacs ka yar waxay yeelan karaan muuqaal 4K ah, iMovie for OS X sidoo kale waxay la timaadaa 4K taageero muuqaal ah (3 x 840 pixels at 2160 frames per second). Kuwo badan ayaa hubaal ka faa'iidaysan doona taageerada 30p ee 1080 fareemaha ilbiriqsi kasta.

Si lama filaan ah, Apple waxay bedeshay is-dhexgalka isticmaalaha, oo ay si weyn u dhiirigelisay iOS, taas oo u fiican isticmaalayaasha, sababtoo ah xakamaynta ayaa la mideyn doonaa. On iOS, waxay sii wadi doontaa inay ku saabsan tahay tafatirka aasaasiga ah, iyo iMovie 10.1, hadda aad bay u fududahay in la jiido mashaariicda horumarka kombuyuutarka, halkaas oo aan ku dhammayn karno qalab tafatir oo horumarsan. Laakiin iMovie-ga cusub wuxuu sidoo kale aad ugu baahan yahay qalabka. Waxaad u baahan tahay ugu yaraan 2011 Mac oo leh 4GB oo RAM ah. Oo haddii aad rabto in aad si habsami leh ugu shubto 4K video, iMac leh Retina ama MacBook ka ugu yaraan 2013 ku xiran kormeeraha 4K ayaa loo baahan yahay.

Sannadka 2015, darawalka floppy disk-ga waa wax aan la aqbali karin

Si kastaba ha ahaatee, marka lagu daro soo bandhigida bandhigyo cusub oo cajiib ah, waa in lagu daraa in Apple ay samaysay go'aamo aan la jeclayn oo ku jira taxanaha cusub ee iMac oo si toos ah uga soo horjeeda khibradda isticmaale ee ugu fiican.

Ugu aasaasiga ah iyo isla mar ahaantaana go'aan xun ayaa lagu sameeyay kaydinta. Nooca aasaasiga ah ee 21,5-inch 4K iMacs, Apple waxay bixisaa 1TB adag oo caadi ah oo leh 5 kacdoon daqiiqaddii. 400, wax sidan oo kale ah ayaa gebi ahaanba aan la aqbali karin mashiinka loogu talagalay 2015 kun oo koron. Gaar ahaan marka aan tixgelinno in qiimaha Fusion Drives uu hoos u dhacay.

Ugu yaraan, waa inaad lacag dheeraad ah ku bixisaa Fusion Drive-ka, tusaale ahaan isku-darka Hard Disk-ga caadiga ah iyo SSD-ga, si aad u hesho akhris iyo qoraal degdeg ah. Laakiin xitaa halkan, Apple si fiican uma dhalin. 1TB Fusion Drive-ku wuxuu ku kacayaa 3 oo koron oo dheeri ah, gudahana Apple kuma bixiso 200GB SSD sidii hore, laakiin kaliya 128GB. Waxa aad heli kartaa kayd badan oo flash ah ilaa 24TB Fusion Drive, kaas oo qiimahiisu yahay 2 oo krone. Haddii aad rabto SSD kaliya ee iMac 9K ah, taas oo ah lama huraan dad badan maanta, 600 GB waxay ku kici doontaa 4 krones, 256 GB waxay ku kici doontaa 6 krones.

Marka laga hadlayo 21,5-inch iMacs, Apple kuma farxin midkoodna iyada oo siisay sawirro isku dhafan oo keliya dhammaan moodooyinka. Ikhtiyaarka lagu dooran karo mid gaar ah sida kiiska 27-inch iMac ayaa maqan. Si la mid ah, si ka duwan tusaale ahaan MacBookga cusub ee 12-inch, Apple way dayacday inay hirgeliso USB-C cusub oo aan wali sugeyno Thunderbolt 3. On 4K iMac, qaar ayaa laga yaabaa inay seegaan suurtagalnimada ballaarinta isticmaalaha xusuusta hawlgalka , markaa isla markiiba warshadda waa inaad ka iibsataa kan ugu weyn, haddii aad u baahan tahay (16GB RAM oo ah 6 krones). Dhanka 400K iMac, si kastaba ha ahaatee, RAM-ka waa la kordhin karaa ilaa labanlaab 5 GB marka la barbardhigo sannadkii hore sababtoo ah soo-saareyaasha Skylake.

Agabka lagu xidho ayaa ah kuwo deegaan ahaan u wanaagsan

Gudaha Qalabka cusub ee Magic-ka, sida kiiboodhka, mouse-ka iyo trackpad, oo ay Apple soo bandhigtay iMacs, Mid ka mid ah isbeddelada ugu weyn ayaa ah ka gudubka baytariyada caadiga ah ee AA una gudubtay wax-ku-ururinta. Keyboard-ka Magic, Magic Mouse 2 iyo Magic Trackpad 2 ayaa hadda aad ugu saaxiibtinimo badan deegaanka.

Sida laga soo xigtay Apple, dhammaan alaabooyinka waa inay socdaan ilaa hal bil oo keliya (oo soconaya laba saacadood). Laakiin hal daqiiqo oo keliya oo dib-u-kordhis ah ayaa u diyaarisa afar saacadood oo hawlgal ah, markaa uma baahnid inaad ka walwasho in haddii Mouse-kaaga cusub ee Magic-ku uu dhammaado, tusaale ahaan, ma awoodi doontid inaad shaqeyso sababtoo ah isku xirka Hillaaca ayaa ku yaal hoosta. . Runtii waxay qaadanaysaa dhawr miridh oo aad mar kale diyaar u tahay.

Muuqaal kale oo nadiif ah ayaa ah in marka aad ku xidhid kiiboodhka, trackpad ama mouse kombiyuutarkaaga, qalabkani si toos ah ayey isula lammaanayn doonaan. Mar dambe uma baahnid inaad dhex marto lamaanaynta mararka qaarkood aan shaqaynayn adigoo isticmaalaya Bluetooth. Si kastaba ha ahaatee, dabcan, alaabtu waxay sii wadaan inay la xiriiraan iyada oo loo marayo. Magic Trackpad 2 markaa waa aaladda kaliya ee u baahan Bluetooth 4.0.

Isha: Dhexdhexaad
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