Rufe talla

Lokacin da Apple ya gabatar da iMac Pro a bara, baya ga farashin, mutane da yawa sun yi mamakin yadda Apple zai magance matsalar sanyaya. Duk a cikin nau'i nau'i ɗaya ba shine mafita mai mahimmanci don sanyaya abubuwan da ake buƙata ba waɗanda zasu kasance ƙarƙashin nauyi na dogon lokaci. Iyakar sanyaya na iMacs na gargajiya isasshe misali ne. Duk da haka, Apple ya musanta cewa sanyaya a cikin sabon iMac Pros an sake fasalin gaba daya. Yanzu ya haɗa da da'irorin sanyaya masu zaman kansu guda biyu (CPU da GPU tubalan). Magoya bayan da radiyo kuma sababbi ne. Sun gwada da'irar sanyaya da aka sabunta akan uwar garken Appleinsider kuma sun gano cewa tabbas ba shi da matsala.

Sun taƙaita labarinsu dalla-dalla a cikin bidiyo, wanda zaku iya kallo a ƙasan wannan sakin layi. Don gwaji, sun yi amfani da tsarin "na asali" na sabon iMac Pro, wanda ke da 8-core Xeon (3,2GHz, 4,2GHz Boost), AMD Vega 56 GPU, 32GB DDR4 RAM da 1TB NVMe SSD. Lokacin da babu aiki, sabon iMac Pro yayi shuru gaba ɗaya. Ba za ku sani ba game da shi yayin aiki na yau da kullun, wanda ko kaɗan baya buƙatar abubuwan da ke ciki - i.e. lilon gidan yanar gizo, wasu imel, da sauransu.

Abin mamaki, wannan jihar ba ta canzawa ko da lokacin da aka yi bidiyo na 4K a cikin Final Cut Pro X akan samfurin da aka gwada Ko da a ƙarƙashin nauyi mai nauyi, iMac Pro ya yi shiru sosai, kuma ko da lokacin da magoya baya ke gudu, babu wani hum daga ciki. na mashin. Idan aka kwatanta da iMac na 5K na yau da kullun, ana cewa wannan babban bambanci ne. Duk da haka, wannan "aiki na shiru" shima yana da nasa illa. Kamar yadda ake gani, lokacin zayyana saitunan sanyaya da fan sanyaya masu lankwasa, Apple ya fi son ƙaramar amo a cikin ƙimar aikin sanyaya.

A cikin yanayin madaidaicin ma'aunin Cinebench R15 CPU (wanda aka samu maki na maki 1682), na'urar ta kai mitar 3,9GHz. A cikin kowane gwaji na gaba, duk da haka, an sami ɗan rufewar wucin gadi zuwa 3,6GHz, saboda raguwar zafin guntu. Mai sarrafa na'ura ya kai iyakar digiri 94 in mun gwada da sauri a ƙarƙashin kaya, bayan ya kai wane nau'in maƙarƙashiya na yau da kullun ke faruwa. Waɗannan faɗuwar mitar sun ɗauki kusan daƙiƙa biyu, bayan haka processor ɗin ya sake tashi zuwa 3,9. Da yawan Cinebench da aka maimaita, mafi sau da yawa da processor a karkashin rufe. Don haka Apple ya saita iyakar saurin magoya baya saboda hayaniyar sanyaya, kuma jirgin kasa bai wuce haka ba. A halin yanzu, ba zai yiwu a saita madaidaicin wasan kwaikwayo na magoya bayan sanyaya zuwa ga son ku ba.

CPU throttling ya sake bayyana yayin da ake gyara bidiyon. A wannan yanayin, ya ɗauki kusan mintuna uku don CPU ya kai digiri 93-94. A wannan lokacin, an fara rage maimaita mita daga 3,9 zuwa 3,6GHz. An maimaita wannan hali a duk lokacin gwajin (a cikin wannan yanayin yayin gabatar da bidiyo na 4K), wanda ya dau kusan mintuna 7 kuma zafin mai sarrafawa yana tsakanin digiri 90 zuwa 94.

Tsarin sanyaya yana ƙara ƙarfi lokacin da GPU ke buƙatar sanyaya ban da CPU. Idan akwai kaya a kan na'ura mai sarrafawa da katin zane, sautin sanyaya yana daidai da yanayin 5K iMac na al'ada. Idan tsarin sanyaya dole ne ya kwantar da katin zane kuma, na'ura mai sarrafawa zai isa iyakar zafinsa (digiri 94) da sauri. Tun da farko wannan zai haifar da maƙarƙashiya da raguwar aiki. A cikin yanayin haɗaɗɗen kaya, mai sarrafa na'ura yana farawa ƙarƙashin agogo zuwa 3,3GHz kuma ya dawo zuwa 3,6GHz. Mitar 3,9GHz ba ta samuwa tare da haɗin haɗin gwiwa, aƙalla tare da tsoho sanyaya. Katin zane ya kai digiri 74 a cikin gwaje-gwajen, kuma gwaje-gwajen sun nuna cewa akwai rashin aiki da rashin aiki ko da a nan lokacin da tsarin ke ƙarƙashin matsakaicin nauyi. Wannan kusan 10%.

Gwajin Appleinsider ya nuna wasu abubuwa. Da farko dai, a bayyane yake cewa Apple ya fi son yin shiru na na'urorinsa, koda kuwa hakan yana nufin cewa kayan aikin suna aiki a matsanancin zafi kuma suna rufewa. Babban hasara shi ne rashin yiwuwar gyare-gyaren sanyaya da ƙirƙirar maɓalli na al'ada da bayanan martaba. Da zaran wannan ya zama mai yiwuwa, tabbas za a nuna shi a cikin aikin a aikace. Hakanan ya kamata a la'akari da cewa wasu ma'auni a cikin wannan gwajin damuwa ba sa wakiltar ainihin nauyin da iMac Pro zai fuskanta. Misali, Cinebench ko haɗin gwajin CPU+GPU ana amfani dashi kawai don gwaji. A gefe guda, ina tsammanin marubutan za su kuma mai da hankali kan gwajin damuwa na yau da kullun a irin wannan gwajin. Yaya mitar processor zata yi kama da awanni biyu na kaya? Ko ta yaya, yanzu za ku iya samun cikakkiyar ra'ayi game da yadda sabon iMac Pro ke aiwatarwa dangane da aikin sanyaya.

Source: Appleinsider

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