Duk da matsalolin da ake fuskanta a cikin samar da kwakwalwan kwamfuta na 14-nm a cikin isassun adadi, Intel na ci gaba da fadada tsarin sa na na'urori na Core na ƙarni na tara, mai suna Coffee Lake Refresh. Gaskiya ne, ana ba ta wannan tare da nau'ikan nasara iri-iri. Wato a bisa ka'ida, haƙiƙa ana ƙara sabbin samfura a cikin kewayon samfuri, amma suna bayyana a cikin tallace-tallacen da ba a so sosai, kuma wasu samfuran daga cikin sabbin samfuran da aka gabatar nan da nan bayan Sabuwar Shekara ba su sami damar fitowa a kan ɗakunan ajiya ba har yanzu. .
Koyaya, dangane da bayanan hukuma, yanzu akwai aƙalla samfuran Core na tebur guda tara don dandali na LGA1151v2, na cikin jerin dubu tara, daga cikinsu akwai na'urori masu sarrafawa masu sarrafa kwamfuta guda huɗu, shida da takwas. Haka kuma, wannan dangin ya haɗa da ba kawai a bayyane wakilai masu fa'ida ba, har ma da CPUs da ba zato ba tsammani waɗanda suka bambanta da akida da duk magabata. Muna magana ne game da na'urori masu sarrafawa na F-jerin - kwakwalwan kwamfuta da aka samar da taro, ƙayyadaddun abin da ba ya haɗa da mahimman kayan zane.
Wani abin mamaki game da bayyanar su shine irin wannan kyauta ta fadada kewayon na'urori masu amfani da Intel a karon farko a cikin shekaru takwas da suka gabata, wanda kamfanin ya ba da mafita na musamman tare da haɗaɗɗun zane-zane don ɓangaren taro. Duk da haka, yanzu wani abu ya canza, kuma an tilasta giant microprocessor ya sake yin la'akari da ka'idodinsa. Kuma mun ma san cewa: kuskuren ƙididdiga a cikin tsare-tsare da matsaloli wajen ƙaddamar da fasahar sarrafa 10-nm ya haifar da ƙarancin na'urori masu sarrafa Intel a kasuwa, wanda kamfanin ke ƙoƙarin ragewa. Sakin na'urori masu sarrafawa ba tare da haɗe-haɗe da zane-zane ba yana ɗaya daga cikin ingantattun matakan da ke nufin cimma wannan burin. Godiya ga shi, masana'anta sun sami damar shigar da na'urori masu sarrafawa a baya sun yi la'akari da ƙarancin semiconductor blanks tare da ginshiƙi mai lalacewa, wanda ko da a cikin Coffee Lake Refresh takwas-core "yana ci" har zuwa 30% na yanki na 174 mm. crystal. A wasu kalmomi, irin wannan ma'auni na iya ƙara yawan amfanin samfurori masu dacewa da kuma rage sharar gida da gaske.
Koyaya, idan ga Intel ma'anar sakin na'urori masu sarrafa F-jerin a bayyane yake, to ko masu siye suna amfana daga bayyanar irin wannan tayin lamari ne mai cike da rikici. Dabarun da masana'anta suka zaba sun kasance kamar yadda ake siyar da na'urorin da aka cire da gaske ba tare da ragi ba, a farashin daidai da takwarorinsu na ''cikakkun''. Don fahimtar wannan halin daki-daki, mun yanke shawarar gwada daya daga cikin wakilan tsararrun Core na tara, wanda ba shi da zane-zane, kuma yayi ƙoƙarin neman fa'idodin ɓoye.
An zaɓi Core i5-9400F, ƙaramin ƙaramin masarufi shida na ƙarni na Coffee Lake Refresh, a matsayin abin nazari. Akwai sha'awa ta musamman a cikin wannan guntu: wanda ya gabace shi, , ya shahara sosai a lokaci guda saboda ƙimar aikinta mai ban sha'awa sosai. A hukumance an sanar da shi watanni huɗu da suka gabata, Core i5-9400 (ba tare da F a cikin sunan ba) yana ba da ƙarin mitoci kaɗan a farashin iri ɗaya, amma yana da wuya a same shi akan siyarwa. Amma Core i5-9400F yana samuwa a kan shelves ko'ina, kuma, haka ma, tun da ƙarancin bai shafi wannan ƙirar ba, ainihin farashinsa yana kusa da wanda aka ba da shawarar. Koyaya, wannan baya sanya Core i5-9400F ta atomatik zaɓi mai kyau don daidaitawa na "mahimmanci", saboda yanzu AMD tana ba da na'urori masu sarrafawa guda shida Ryzen 5 a cikin nau'in farashin iri ɗaya, wanda, sabanin wakilan jerin Core i5, suna da tallafi don Multi-threading (SMT) . Abin da ya sa gwajin yau ya yi alƙawarin zama mai ba da labari na musamman: yakamata ya amsa tambayoyi da yawa lokaci ɗaya kuma ya nuna a sarari ko Core i5-9400F yana da damar maimaita nasarar almara Core i5-8400.
Jeri Refresh Lake Lake
Ya zuwa yau, an riga an sami raƙuman sanarwa guda biyu na na'urori waɗanda aka ƙirƙira su azaman ƙarni na Refresh Lake Coffee. Duk da cewa irin wadannan CPUs ta hanyoyi da dama sun yi kama da na magabata na dangin Coffee Lake, Intel ya sanya su a matsayin Core na ƙarni na tara kuma yana ƙididdige su da indices wanda ya fara da lamba 9. Idan kuma dangane da Core i7 da Core i9 irin wannan. Za a iya raba rabe-rabe, Bayan haka, a karon farko sun sami nau'ikan nau'ikan kwamfuta guda takwas, sabbin na'urori na Core i5 da Core i3 sun sami karuwa a lambobin ƙirar, galibi na kamfanin. Mahimmanci, suna ba da ƙarin saurin agogo ne kawai.
A lokaci guda, babu buƙatar yin magana game da duk wani haɓakawa a matakin microarchitecture kwata-kwata. Kuma, a faɗin gaskiya, wannan ba ya haifar da mamaki ko kaɗan. Manufar ci gaban da Intel ke aiwatarwa shine irin wannan babban canje-canje a cikin na'urori masu sarrafawa suna da alaƙa da haɓakawa a cikin fasahar kera. Sabili da haka, jinkirin gabatarwar fasahar tsari na 10nm yana nufin cewa dole ne mu sake yin hulɗa da microarchitecture na Skylake, wanda aka sake sakewa a cikin 2015. Koyaya, wani abu kuma yana da ban mamaki: saboda wasu dalilai, Intel baya neman canza halayen da baya buƙatar kowane canji na gani. Misali, a hukumance Coffee Lake Refresh yana ci gaba da mai da hankali kan ƙwaƙwalwar DDR4-2666 mai tashar biyu, yayin da AMD lokaci bayan lokaci yana ƙara goyan baya ga yanayin saurin sauri ga na'urori masu sarrafawa, yana kaiwa DDR4-3200 a cikin sabbin sigogin Raven Ridge ta hannu. Abinda kawai Intel yayi don mayar da martani shine ƙara yawan adadin ƙwaƙwalwar ajiya da ake tallafawa a cikin tsarin da ya dogara da Kogin Coffee Refresh zuwa 128 GB.
Koyaya, duk da rashin canje-canje a cikin microarchitecture, Intel ya zuwa yanzu ya sami nasarar samar da samfuran ban sha'awa masu ban sha'awa ta amfani da hanyoyi masu yawa - yana haɓaka adadin ƙirar ƙira da saurin agogo. Kalaman farko na sanarwar Refresh Coffee Lake, wanda ya faru a watan Oktobar bara, ya kawo tare da na'urori masu sarrafawa na overclocking na flagship guda uku waɗanda suka ci sabbin iyakoki na aiki: Core i9-9900K na takwas-core da Core i7-9700K, kazalika da shida- Core i5-9600K. Tare da na biyu, igiyar sabuwar shekara, jerin sabbin na'urori an cika su da ƙarin samfuran CPU guda shida mafi sauƙi. A sakamakon haka, cikakken kewayon Coffee Lake Refresh ya fara kama da wannan.
| Cores/threads | Mitar tushe, GHz | Mitar Turbo, GHz | L3 cache, MB | iGPU | mita iGPU, GHz | Waƙwalwa | TDP, Ba | Cost | |
|---|---|---|---|---|---|---|---|---|---|
| Bayani na i9-9900K | 8/16 | 3,6 | 5,0 | 16 | UHD 630 | 1,2 | DDR4-2666 | 95 | $488 |
| Bayani na i9-9900KF | 8/16 | 3,6 | 5,0 | 16 | Babu | - | DDR4-2666 | 95 | $488 |
| Bayani na i7-9700K | 8/8 | 3,6 | 4,9 | 12 | UHD 630 | 1,2 | DDR4-2666 | 95 | $374 |
| Bayani na i7-9700KF | 8/8 | 3,6 | 4,9 | 12 | Babu | - | DDR4-2666 | 95 | $374 |
| Bayani na i5-9600K | 6/6 | 3,7 | 4,6 | 9 | UHD 630 | 1,15 | DDR4-2666 | 95 | $262 |
| Bayani na i5-9600KF | 6/6 | 3,7 | 4,6 | 9 | Babu | - | DDR4-2666 | 95 | $262 |
| Bayani na i5-9400 | 6/6 | 2,9 | 4,1 | 9 | UHD 630 | 1,05 | DDR4-2666 | 65 | $182 |
| Bayani na i5-9400F | 6/6 | 2,9 | 4,1 | 9 | Babu | - | DDR4-2666 | 65 | $182 |
| Bayani na i3-9350KF | 4/4 | 4,0 | 4,6 | 8 | Babu | - | DDR4-2400 | 91 | $173 |
Mafi yawan na'urori masu sarrafawa, waɗanda aka ƙara zuwa samfuran K-samu na farko da aka sake su daga baya, sun ƙunshi kwakwalwan kwamfuta waɗanda ba su da haɗin haɗin kai. A zahiri, Core i9-9900KF, Core i7-9700KF da Core i5-9600KF sun dogara ne akan kafuwar semiconductor iri ɗaya kuma suna da cikakkun halaye iri ɗaya kamar Core i9-9900K, Core i7-9700K da Core i5-9600K, waɗanda suka bambanta kawai a ciki. cewa ba su bayar da ginanniyar GPU ba, wanda aka kulle a cikin kayan aiki a matakin samarwa.
Amma a cikin jerin sababbin samfurori na igiyar ruwa ta biyu za ku iya ganin sababbin samfurori na gaske. Da farko, wannan shine Core i3-9350KF - mai sarrafa quad-core kawai tare da mai haɓakawa mai buɗewa tsakanin Coffee Lake Refresh. Idan kun rufe idanunku ga rashin ginanniyar GPU, ana iya la'akari da sabon sigar Core i3-8350K, wanda aka haɓaka ta hanyar ƙara fasahar Turbo Boost 2.0 da sabon ikon yin wuce gona da iri zuwa 4,6 GHz.
Wani sabon samfurin da ya fi ko ƙasa da haka a cikin igiyar ruwa ta biyu ana iya la'akari da Core i5-9400 da ɗan'uwansa Core i9-9400F, waɗanda ba su da zane-zane na ciki. Darajar waɗannan samfuran ta ta'allaka ne a cikin gaskiyar cewa tare da taimakonsu, Intel ya rage farashin ƙaramin Coffee Lake Refresh shida, yana ba da damar amfani da sabbin ƙarni na CPUs a cikin daidaitawar matakin tushe. Koyaya, babu bambance-bambance na yau da kullun tsakanin Core i5-9400 da bugun bara, Core i5-8400. Mitar agogo ya karu da 100 MHz kawai, wanda ya fi dacewa saboda sha'awar giant na microprocessor don kiyaye ƙananan na'urori masu sarrafawa guda shida a cikin kunshin thermal 65-watt. Sakamakon haka, tazarar mafi girman mitocin turbo tsakanin manya da kanana na'urori masu sarrafawa shida a cikin dangin Coffee Lake Refresh ya karu zuwa 500 MHz, yayin da a cikin ƙarni na Kofi ya kasance 300 MHz kawai.
Dangane da ƙayyadaddun bayanai, mutum yana jin cewa babu wani abu na musamman don murƙushe sabon Core i5-9400 da Core i5-9400F akan tsohon Core i5-8400. Duk da haka, ƙayyadaddun bayanai a cikin wannan yanayin ba su ba da cikakkiyar hoto ba. A lokacin sanarwar Farkon Kofin Coffee Refresh, Intel kuma yayi magana game da fa'idodin kai tsaye. Alal misali, don sabon ƙarni na kwakwalwan kwamfuta, an yi alƙawarin canji a cikin yanayin yanayin zafi na ciki: wurin da aka yi amfani da shi na polymer thermal ya kamata a ɗauka ta hanyar solder mai inganci sosai. Amma shin wannan yana da alaƙa da ƙaramin na'urori na Core na ƙarni na shida? Sai dai itace ba ko da yaushe.
Cikakken bayani game da Core i5-9400F
Hakan ya faru ne lokacin da aka fitar da na'urori masu sarrafa Coffee Lake Refresh, Intel sun haɗu tare da zaɓuɓɓuka daban-daban don lu'ulu'u na semiconductor tare da fasahar aiwatar da 14++ nm, kuma ba duka su ne ainihin sababbi ba. Na'urori na Core na ƙarni na tara na iya dogara ne akan nau'ikan lu'ulu'u na semiconductor waɗanda aka tsara musamman don su, da kuma tsoffin nau'ikan silicon, waɗanda aka yi amfani da su sosai, gami da na'urori masu sarrafawa na ƙarni na takwas, waɗanda aka rarraba azaman dangin Coffee Lake.
Musamman, a halin yanzu an san shi game da kasancewar aƙalla lu'ulu'u masu hawa huɗu waɗanda aka sanya su a cikin wasu na'urori masu sarrafawa na Core mai yawa tare da lambobi daga jerin dubu tara:
- P0 shine kawai sigar "gaskiya" na crystal a yau, wanda za'a iya kiransa da gaske Coffee Lake Refresh. Wannan crystal yana da muryoyin kwamfuta guda takwas kuma ana amfani dashi a cikin masu sarrafa overclocking Core i9-9900K, Core i7-9700K da Core i5-9600K, a cikin bambance-bambancen su na Core i9-9900KF, Core i7-9700KF da Core i5-9600KF, haka kuma a cikin processor Core i5-9400;
- U0 kristal ne mai guda shida, wanda aka yi amfani dashi a baya a cikin na'urori masu sarrafa tafkin Kofi, wato, a cikin ƙarni na takwas Core. Yanzu ana amfani da shi don ƙirƙirar Core i5-9400F mai mahimmanci shida;
- B0 guntu ce ta quad-core wacce ake amfani da ita don masu sarrafa Core i3-9350K. Wannan sigar siliki kuma ta fito ne kai tsaye daga na'urori masu sarrafa Coffee Lake Quad-core, gami da Core i3-8350K;
- R0 sabon guntu ne wanda ake tsammanin za a canja wurin tsofaffin na'urori na Core na ƙarni na tara, farawa a watan Mayu. A halin yanzu, ba a samun shi a cikin CPUs na serial, don haka babu takamaiman bayani game da fasalinsa da dalilan bayyanarsa.
Don haka, Core i5-9400F, wanda muke magana game da shi a cikin wannan bita, baƙar fata ce: na'urar sarrafa nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau’in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau’in nau'in nau'in nau'in nau'in nau'in nau'in nau’in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau`i-nau’i) da ke magana da ita ce: na’urar sarrafa nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in nau’in sarrafa nau’in sarrafawa (Core i5-9600F). ƙarni na Kafe Lake Refresh. A taƙaice magana, ba sigar da aka cire ko rage jinkirin sigar Core i5-9400K ko Core i5-8400 ba ce, amma sigar tsohuwar Core iXNUMX-XNUMX mai ɗan rufe fuska tare da naƙasasshiyar core graphics.
Kuma dole ne in ce, wannan yana bayyana ba kawai a cikin hotunan kariyar kwamfuta na kayan aikin bincike ba, wanda zai nuna tsohuwar matakan U5 maimakon sabon P9400 don Core i0-0F. Core i5-9400F ba shi da wani sabbin abubuwan sabunta Tafkin Kofi kwata-kwata. Musamman, lokacin haɗa waɗannan kwakwalwan kwamfuta, kristal ba a siyar da shi zuwa murfin rarraba zafi, kuma yanayin yanayin zafi na ciki daidai yake da manna thermal na polymer ɗin da aka yi amfani da shi a cikin na'urorin sarrafa Tekun Kofi.
Bugu da kari, Core i5-9400F, ba kamar sauran na'urori masu sarrafa na Coffee Lake Refresh ƙarni ba, an haɗa su akan allon da'ira da aka buga tare da PCB mai bakin ciki - daidai da yadda ake amfani da shi don tafkin Coffee na yau da kullun.
Haka kuma, ko da siffar murfin rarraba zafi na Core i5-9400F yana bayyana dangantakar wannan processor tare da Core na ƙarni na takwas. Bayan haka, murfin Tef ɗin Coffee Refresh mai tsabta ya canza.
A wasu kalmomi, babu shakka cewa Core i5-9400F a gaskiya ba Coffee Lake Refresh ba ne, amma kin amincewa da na'urori masu sarrafawa na baya tare da nakasassu masu zane-zane. Haka kuma, wannan ya shafi 5% na duk jerin abubuwan da ake bayarwa a halin yanzu Core i9400-5F, wanda ke bayyana fa'idar wadatar waɗannan na'urori a daidai lokacin da ake ci gaba da lura da matsalolin da ba a iya gani ba tare da yawan wadatar da sauran Coffee Lake Refresh. Alal misali, ɗan'uwansa "cikakken" tare da haɗin gwiwar UHD Graphics 9400, wanda aka ba da sanarwar a lokaci guda tare da Core i630-0F, wanda ya kamata ya dogara da "gaskiya" PXNUMX matakin kristal, har yanzu ba a samuwa don siyarwa ba.
A lokaci guda, giant microprocessor baya ware yiwuwar canja wurin Core i5-9400F zuwa matakin "daidai" P0 a cikin matsakaicin lokaci. Amma wannan zai faru, a fili, kawai lokacin da aka samu nasarar sayar da duk kamfanonin Lake Lake da suka taru a cikin ma'ajin ajiyar kamfanin Coffee Lake tare da nakasa na GPU.
Duk da haka, ga yawancin masu amfani da wannan gaskiyar na jabun lu'ulu'u na silicon ba shi yiwuwa ya sami wani mahimmanci. Ko ta yaya, Core i5-9400F shine na'ura mai mahimmanci guda shida na gaskiya ba tare da tallafin Hyper-Threading ba, wanda ke tafiyar da 100 MHz da sauri fiye da wanda ya riga shi, Core i5-8400, ƙarƙashin kowane kaya. Wannan yana nufin cewa bisa ga tsarin mitar, Core i5-9400F yayi daidai da $10 Core i5-8500 mafi tsada.
Duk da cewa Core i5-9400F yana da'awar ƙananan mitar tushe na 2,9 GHz, a zahiri wannan na'ura mai sarrafawa yana da ikon tafiyar da sauri da sauri godiya ga fasahar Turbo Boost 2.0. Tare da kunna Multi-Core Enhancements (wato, a cikin yanayin tsoho don yawancin uwayen uwa), a cikin cikakken nauyi Core i5-9400F yana da ikon kiyaye mitar 3,9 GHz, yana haɓaka zuwa 4,1 GHz a ƙarƙashin nauyin guda ɗaya.
| Ƙididdigar mita | Matsakaicin Mitar Turbo Boost 2.0 | ||||||
| 1 kwaya | 2 kwarya | 3 kwarya | 4 kwarya | 5 kwarya | 6 kwarya | ||
| Core i5-8400 | 2,8 GHz | 4,0 GHz | 3,9 GHz | 3,9 GHz | 3,9 GHz | 3,8 GHz | 3,8 GHz |
| Core i5-8500 | 3,0 GHz | 4,1 GHz | 4,0 GHz | 4,0 GHz | 4,0 GHz | 3,9 GHz | 3,9 GHz |
| Core i5-9400(F) | 2,9 GHz | 4,1 GHz | 4,0 GHz | 4,0 GHz | 4,0 GHz | 3,9 GHz | 3,9 GHz |
A zahiri, ba mu magana game da duk wani damar overclocking. Mafi yawan abin da Core i5-9400F ke da iko yana aiki a matsakaicin mitar da aka yarda a cikin tsarin fasahar Turbo Boost 2.0. Kuma akan uwayen uwa tare da H370, B360 ko H310 chipsets, ba za ku iya amfani da ƙwaƙwalwar ajiya da sauri fiye da DDR4-2666 ba. Ana samun hanyoyin saurin gudu na musamman akan alluna tare da tsofaffi Z370 ko Z390 chipsets.
source: 3dnews.ru