Vala isikhangiso

Nge-iPad Pro enkulu, onjiniyela be-Apple balungiselele iphrosesa enamandla kakhulu abake bayidizayinela amadivaysi abo eselula. Isibonelo, i-chip ye-A9X inokuphinda kabili ukusebenza kwezithombe ze-iPhone 6S nama-A9 processors, ngenxa yephrosesa yehluzo eyenziwe ngokwezifiso.

Ochwepheshe abavela I-Chipworks kanye nochwepheshe abavela AnandTech beza kokutholakele okuningana okuthakazelisayo.

Okubaluleke kakhulu mhlawumbe ukuma kwephrosesa yehluzo. Lena i-12-core PowerVR Series7XT evela ku-Imagination Technologies, engavamile ukunikeza idizayini enjalo. Lawa ngokuvamile ama-GPU anamaqoqo angu-2, 4, 6, 8, noma angu-16, kodwa umklamo ungakaleka kalula, futhi i-Apple iyikhasimende elikhulu kangangokuthi ingafuna okwengeziwe kubahlinzeki bayo kunalokho abanye abakutholayo. Njengendlela ehluke kancane ye-GPU, esebenzisa ibhasi lememori engu-128-bit ku-iPad Pro.

I-iPhone 6S ne-6S Plus uma iqhathaniswa zisebenzisa inguqulo engu-6-core ye-GPU efanayo, ehamba kancane uhhafu ngokuya ngokusebenza kwezithombe. Ngokusho kokutholwe I-Chipworks Nokho, i-A9X ikhiqizwa yi-TSMC, njenge-A9, kodwa yabelwana ne-Samsung. Ukuhlukaniswa okufanayo akuqinisekisiwe nge-A9X, kodwa njengoba i-Apple idinga kancane kakhulu kulawa ma-chips, mhlawumbe abahlinzeki abaningi abadingeki.

I-A9X iphinde yehluke ngokuthi ayinayo i-buffer L3 cache, evele kuma-chips A9, A8 kanye ne-A7 kuze kube manje. Ngokuvumelana ne I-AnandTech ingabe i-Apple ingakwazi esikhundleni salokhu kungabikho ngenqolobane ye-L2 enkudlwana, inkumbulo esheshayo ye-LPDDR4 kanye nebhasi lenkumbulo elibanzi elingu-128-bit, futhi ukudluliswa kwedatha kungashesha ngokuphindwe kabili kune-A9.

Umthombo: I-ArsTechnica
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