Txawm hais tias muaj teeb meem pom tseeb hauv kev tsim 14-nm chips hauv qhov ntau txaus, Intel tseem txuas ntxiv nthuav dav nws cov kab ntawm cuaj-tiam Core processors, codenamed Coffee Lake Refresh. Muaj tseeb, qhov no tau muab rau nws nrog ntau qib ntawm kev vam meej. Ntawd yog, cov khoom lag luam tshiab tau raug ntxiv rau cov qauv ntau, tab sis lawv tshwm sim hauv cov khw muag khoom tsis txaus siab, thiab qee cov qauv ntawm cov khoom tshiab tau nthuav tawm tam sim tom qab Xyoo Tshiab tsis tuaj yeem tshwm sim hauv khw muag khoom kom txog rau thaum tam sim no. .
Txawm li cas los xij, raws li cov ntaub ntawv raug cai, tam sim no muaj tsawg kawg yog cuaj lub desktop Core qauv rau LGA1151v2 platform, suav nrog cuaj txhiab koob, ntawm cov uas muaj cov txheej txheem nrog plaub, rau thiab yim lub khoos phis tawj. Ntxiv mus, tsev neeg no suav nrog tsis yog tsuas yog cov neeg sawv cev pom tseeb nrog cov yam ntxwv uas tuaj yeem pom tau, tab sis kuj tseem npaj txhij txog CPUs uas txawv ntawm kev xav ntawm txhua tus neeg ua ntej. Peb tab tom tham txog F-series processors - loj-tsim desktop chips, cov lus qhia tshwj xeeb uas tsis suav nrog cov tub ntxhais ua haujlwm tsim.
Dab tsi yog qhov xav tsis thoob txog lawv cov tsos yog tias qhov kev nthuav qhia no nthuav dav Intel ntau ntawm cov neeg siv khoom siv thawj zaug hauv yim xyoo dhau los, thaum lub tuam txhab muab cov kev daws teeb meem tshwj xeeb nrog cov duab sib xyaw ua ke rau pawg loj. Txawm li cas los xij, tam sim no qee yam tau hloov pauv, thiab lub microprocessor loj tau raug yuam kom rov xav txog nws cov hauv paus ntsiab lus. Thiab peb tseem paub tias: kev suav tsis raug hauv kev npaj thiab teeb meem hauv kev ua haujlwm ntawm 10-nm txheej txheem thev naus laus zis tau ua rau muaj qhov tsis txaus ntawm Intel processors hauv kev ua lag luam, uas lub tuam txhab tau sim nrog tag nrho nws lub peev xwm los txo qis. Kev tso tawm ntawm cov txheej txheem tsis muaj cov duab sib xyaw ua ke yog ib qho ntawm cov kev ntsuas pom tseeb txhawm rau ua tiav lub hom phiaj no. Ua tsaug rau nws, cov chaw tsim khoom muaj peev xwm nruab rau hauv cov txheej txheem tsim khoom yav dhau los suav tias yog qhov tsis zoo semiconductor blanks nrog cov duab ua haujlwm puas, uas txawm tias hauv yim-core Coffee Lake Refresh "noj" txog 30% ntawm thaj tsam ntawm 174 hli. siv lead ua. Hauv lwm lo lus, qhov kev ntsuas no tuaj yeem ua rau cov txiaj ntsig ntawm cov khoom tsim nyog thiab txo cov khoom pov tseg.
Txawm li cas los xij, yog tias rau Intel lub ntsiab lus ntawm kev tso tawm F-series processors yog qhov pom tseeb heev, ces txawm tias cov neeg siv khoom tau txais txiaj ntsig los ntawm qhov pom ntawm cov kev pom zoo no yog qhov teeb meem tsis sib haum xeeb. Cov tswv yim xaiv los ntawm cov chaw tsim khoom yog xws li qhov tseem ceeb tshaj tawm cov txheej txheem raug muag yam tsis muaj luv nqi, ntawm tus nqi tib yam li lawv cov "tag nrho-fledged" counterparts. Txhawm rau kom nkag siab qhov xwm txheej no kom ntxaws, peb tau txiav txim siab los sim ib qho ntawm cov neeg sawv cev ntawm lub cuaj tiam Core lineup, uas tsis muaj cov duab tsim hauv, thiab sim nrhiav nws qhov zoo zais.
Lub Core i5-9400F, junior rau-core processor ntawm Coffee Lake Refresh tiam, tau raug xaiv los ua qhov khoom ntawm kev kawm. Muaj kev txaus siab tshwj xeeb hauv cov nti no: nws cov thawj, , tau nrov heev nyob rau hauv ib lub sij hawm vim nws tsis tshua muaj nqi txaus nyiam tus nqi-kev ua tau zoo piv. Tshaj tawm plaub lub hlis dhau los, Core i5-9400 (tsis muaj F hauv lub npe) muaj ntau dua me ntsis ntawm tus nqi tib yam, tab sis nws yuav luag tsis pom nws ntawm kev muag. Tab sis Core i5-9400F muaj nyob rau ntawm txee txhua qhov chaw, thiab, ntxiv rau, vim qhov tsis txaus tsis siv rau cov qauv no, nws cov nqi muag khoom tiag tiag yog ze li sai tau rau qhov pom zoo. Txawm li cas los xij, qhov no tsis cia li ua rau Core i5-9400F qhov kev xaiv zoo rau "pab" kev teeb tsa, vim tias tam sim no AMD muaj rau-core Ryzen 5 processors nyob rau hauv tib nqe qeb, uas, tsis zoo li cov neeg sawv cev ntawm Core i5 series, muaj kev txhawb nqa rau. Multi-threading (SMT). Tias yog vim li cas hnub no qhov kev xeem tau cog lus tias yuav tsum tau qhia tshwj xeeb: nws yuav tsum teb ob peb nqe lus nug ib zaug thiab qhia meej seb puas yog Core i5-9400F muaj lub sijhawm los rov ua qhov kev vam meej ntawm cov lus dab neeg Core i5-8400.
Coffee Lake Refresh lineup
Txog rau tam sim no, twb tau muaj ob lub nthwv dej ntawm kev tshaj tawm ntawm cov txheej txheem sib xyaw ua ke raws li Coffee Lake Refresh tiam. Txawm hais tias qhov tseeb tias CPUs no muaj ntau txoj hauv kev zoo ib yam li lawv cov thawj coj los ntawm Tsev Neeg Kas fes Lake, Intel faib lawv raws li lub cuaj tiam Core thiab suav nrog cov lej pib nrog tus lej 9. Thiab yog tias muaj feem xyuam rau Core i7 thiab Core i9 xws li Ib qho kev faib tawm yuav raug txiav txim siab ib nrab, Tom qab tag nrho, thawj zaug lawv tau txais yim lub khoos phis tawj, cov txheej txheem tshiab ntawm Core i5 thiab Core i3 series tau txais kev nce hauv cov qauv, feem ntau rau lub tuam txhab. Qhov tseem ceeb, lawv tsuas yog muab cov moos nrawm dua.
Nyob rau tib lub sijhawm, tsis tas yuav tham txog kev txhim kho ntawm qib microarchitecture txhua. Thiab, hais ncaj ncaj, qhov no tsis ua rau muaj kev xav tsis thoob hlo li. Txoj kev loj hlob lub tswv yim siv los ntawm Intel yog xws li cov kev hloov pauv loj hauv cov txheej txheem raug khi rau kev txhim kho hauv kev tsim cov thev naus laus zis. Yog li ntawd, qeeb hauv kev qhia txog 10nm txheej txheem thev naus laus zis txhais tau hais tias peb ib zaug ntxiv yuav tsum tau ua nrog Skylake microarchitecture, uas tau tso tawm rov qab rau xyoo 2015. Txawm li cas los xij, lwm yam yog qhov xav tsis thoob: rau qee qhov laj thawj, Intel tsis nrhiav kev hloov pauv yam ntxwv uas tsis tas yuav muaj kev hloov pauv tau pom. Piv txwv li, Kas fes Lake Refresh tseem tsom mus rau dual-channel DDR4-2666 lub cim xeeb, thaum AMD lub sijhawm tom qab lub sijhawm ntxiv kev txhawb nqa rau cov qauv nrawm dua rau nws cov txheej txheem, mus txog DDR4-3200 hauv cov qauv tshiab ntawm mobile Raven Ridge. Qhov tsuas yog qhov uas Intel tau ua hauv cov lus teb yog txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm
Txawm li cas los xij, txawm hais tias tsis muaj kev hloov pauv hauv microarchitecture, Intel tau los txog tam sim no tau tswj hwm los tsim cov qauv nthuav dav siv txoj hauv kev - nce cov lej ntawm cov lej thiab moos nrawm. Thawj nthwv dej ntawm Coffee Lake Refresh cov lus tshaj tawm, uas tau tshwm sim thaum Lub Kaum Hli xyoo tas los, tau coj nrog nws peb tus txheej txheem overclocking processors uas tau kov yeej thaj tsam kev ua haujlwm tshiab: yim-core Core i9-9900K thiab Core i7-9700K, nrog rau rau- Core i5-9600K. Nrog rau qhov thib ob, Xyoo Tshiab nthwv dej, cov npe ntawm cov txheej txheem tshiab tau ntxiv nrog rau rau tus qauv CPU yooj yim dua. Yog li ntawd, tag nrho ntawm Coffee Lake Refresh pib zoo li no.
| Cores / xov | Base zaus, GHz | Turbo zaus, GHz | L3 cache, MB | iGPU | iGPU zaus, GHz | nco | TDP, wb | Nqi | |
|---|---|---|---|---|---|---|---|---|---|
| Core i9-9900K | 8/16 | 3,6 | 5,0 | 16 | HWV 630 | 1,2 | DDR4-2666 | 95 | $488 |
| Core i9-9900KF | 8/16 | 3,6 | 5,0 | 16 | Tsis | - | DDR4-2666 | 95 | $488 |
| Core i7-9700K | 8/8 | 3,6 | 4,9 | 12 | HWV 630 | 1,2 | DDR4-2666 | 95 | $374 |
| Core i7-9700KF | 8/8 | 3,6 | 4,9 | 12 | Tsis | - | DDR4-2666 | 95 | $374 |
| Core i5-9600K | 6/6 | 3,7 | 4,6 | 9 | HWV 630 | 1,15 | DDR4-2666 | 95 | $262 |
| Core i5-9600KF | 6/6 | 3,7 | 4,6 | 9 | Tsis | - | DDR4-2666 | 95 | $262 |
| Core i5-9400 | 6/6 | 2,9 | 4,1 | 9 | HWV 630 | 1,05 | DDR4-2666 | 65 | $182 |
| Core i5-9400F | 6/6 | 2,9 | 4,1 | 9 | Tsis | - | DDR4-2666 | 65 | $182 |
| Core i3-9350KF | 4/4 | 4,0 | 4,6 | 8 | Tsis | - | DDR4-2400 | 91 | $173 |
Feem ntau ntawm cov processors, uas tau ntxiv rau qhov feem ntau overclocking K-qauv tso tawm tom qab, muaj cov chips uas tsis muaj kev sib xyaw ua ke ntawm cov duab. Technically, Core i9-9900KF, Core i7-9700KF thiab Core i5-9600KF yog raws li tib lub hauv paus semiconductor thiab muaj cov yam ntxwv zoo ib yam li Core i9-9900K, Core i7-9700K thiab Core i5-9600K, sib txawv tsuas yog hauv tias lawv tsis muaj GPU built-in, uas yog xauv rau hauv kho vajtse ntawm theem tsim khoom.
Tab sis nyob rau hauv daim ntawv teev cov khoom tshiab ntawm lub nthwv dej thib ob koj tuaj yeem pom cov qauv tshiab tiag tiag. Ua ntej ntawm tag nrho cov, qhov no yog Core i3-9350KF - tsuas yog quad-core processor nrog ib qho kev xauv qhov sib npaug ntawm Coffee Lake Refresh. Yog tias koj kaw koj ob lub qhov muag rau qhov tsis muaj GPU built-in, nws tuaj yeem suav tias yog qhov hloov kho tshiab ntawm Core i3-8350K, uas tau nrawm dua los ntawm kev ntxiv Turbo Boost 2.0 thev naus laus zis thiab lub peev xwm tshiab tuaj yeem ua dhau mus rau 4,6 GHz.
Lwm qhov ntau dua lossis tsawg dua cov khoom tshiab hauv nthwv dej thib ob tuaj yeem suav tias yog Core i5-9400 thiab nws tus tij laug Core i9-9400F, uas tsis muaj cov duab tsim. Tus nqi ntawm cov qauv no nyob rau hauv qhov tseeb tias nrog lawv cov kev pab, Intel txo qis tus nqi ntawm cov tub ntxhais hluas rau 5-core Coffee Lake Refresh, tso cai rau kev siv cov tiam tshiab ntawm CPUs hauv kev teeb tsa hauv paus. Txawm li cas los xij, tsis muaj ntau qhov sib txawv ntawm Core i9400-5 thiab xyoo tas los ntaus, Core i8400-100. Lub moos zaus nce nkaus xwb los ntawm 65 MHz, uas feem ntau yuav yog vim lub microprocessor loj xav kom nws cov tub ntxhais hluas rau 500-watt thermal pob. Raws li qhov tshwm sim, qhov sib txawv ntawm qhov siab tshaj plaws turbo zaus ntawm cov laus thiab cov tub ntxhais hluas rau-core processors hauv Coffee Lake Refresh tsev neeg tau nce mus rau 300 MHz, thaum nyob hauv Coffee Lake tiam nws tsuas yog XNUMX MHz.
Raws li cov kev qhia tshwj xeeb, ib tus tau txais qhov kev xav tias tsis muaj dab tsi tshwj xeeb rau trump tus tshiab Core i5-9400 thiab Core i5-9400F tawm tsam tus qub Core i5-8400. Txawm li cas los xij, cov lus qhia tshwj xeeb hauv qhov no tsis muab cov duab ua tiav. Thaum lub sij hawm tshaj tawm ntawm thawj Coffee Lake Refresh, Intel kuj tau tham txog qhov txiaj ntsig tsis ncaj. Piv txwv li, rau tiam tshiab ntawm chips, ib qho kev hloov nyob rau hauv lub sab hauv thermal interface tau cog lus: qhov chaw ntawm polymer thermal paste yuav tsum tau coj los ntawm heev npaum flux-free solder. Tab sis qhov no puas muaj dab tsi cuam tshuam nrog cov tub ntxhais hluas thib rau tiam Core processors? Nws hloov tawm tsis tas li.
Paub meej txog Core i5-9400F
Nws tsuas yog tshwm sim hais tias thaum tso cov Coffee Lake Refresh processors, Intel tau sib koom ua ke ntau ntau yam kev xaiv rau semiconductor crystals nrog 14 ++ nm txheej txheem thev naus laus zis, thiab tsis yog txhua tus ntawm lawv yog qhov tshiab. Lub cuaj tiam Core processors tuaj yeem ua raws li ob qho tib si semiconductor crystals tsim tshwj xeeb rau lawv, thiab cov qub versions ntawm silicon, uas tau nquag siv, suav nrog hauv yim tiam processors, cais raws li Coffee Lake tsev neeg.
Tshwj xeeb, thaum lub sijhawm nws paub txog qhov muaj tsawg kawg yog plaub lub kauj ruam uas tau teeb tsa hauv qee qhov tsim tawm Core processors nrog cov lej los ntawm cuaj txhiab koob:
- P0 yog tib "kev ncaj ncees" version ntawm cov siv lead ua niaj hnub no, uas tuaj yeem hu ua Coffee Lake Refresh. Cov siv lead ua no muaj yim lub cores thiab siv nyob rau hauv overclocking processors Core i9-9900K, Core i7-9700K thiab Core i5-9600K, hauv lawv F-variations Core i9-9900KF, Core i7-9700KF thiab Core i5-9600KF, thiab nyob rau hauv lub processor Core i5-9400;
- U0 yog 5-core crystal, yav tas los siv hauv Coffee Lake processors, uas yog, nyob rau hauv yim tiam Core. Tam sim no nws yog siv los tsim 9400-core Core iXNUMX-XNUMXF;
- B0 yog quad-core nti uas siv rau Core i3-9350K processors. Qhov no version ntawm silicon kuj tuaj ncaj qha los ntawm quad-core Coffee Lake processors, suav nrog Core i3-8350K;
- R0 yog lub nti tshiab uas tau nce mus rau qhov qub cuaj-tiam Core processors yuav tsum tau xa mus, pib thaum lub Tsib Hlis. Tam sim no, nws tsis pom nyob rau hauv serial CPUs, thiab yog li tsis muaj cov ntaub ntawv tshwj xeeb txog nws cov yam ntxwv thiab vim li cas rau nws cov tsos.
Yog li, Core i5-9400F, uas peb tab tom tham txog hauv qhov kev tshuaj xyuas no, yog cov yaj dub: ib qho ntawm cov txheej txheem sib txawv ntawm cov qauv sab hauv los ntawm tus so ntawm rau-core thiab yim-core cov kwv tij ntawm Coffee Lake Refresh tiam. Hais lus nruj me ntsis, nws tsis yog stripped los yog qeeb qeeb version ntawm Core i5-9600K lossis Core i5-9400, tab sis me ntsis overclocked version ntawm qub Core i5-8400 nrog cov duab core neeg xiam oob qhab.
Thiab kuv yuav tsum hais tias, qhov no tau tshwm sim tsis yog hauv cov duab thaij duab ntawm cov cuab yeej siv tshuaj ntsuam xyuas, uas yuav qhia qhov qub U5 stepping es tsis txhob ntawm P9400 tshiab rau Core i0-0F. Core i5-9400F tsis tshua muaj ib qho ntawm Coffee Lake Refresh kev tsim kho txhua. Tshwj xeeb, thaum sib sau ua ke cov chips, cov siv lead ua tsis yog soldered rau lub tshav kub faib npog, thiab cov thermal interface yog tib yam polymer thermal paste uas tau siv hauv Coffee Lake processors.
Tsis tas li ntawd, Core i5-9400F, tsis zoo li lwm cov txheej txheem ntawm Coffee Lake Refresh tiam, tau sib sau ua ke ntawm lub rooj tsav xwm luam tawm nrog lub PCB thinner - tib yam li siv rau Kas fes Lake.
Ntxiv mus, txawm tias cov duab ntawm lub tshav kub faib npog ntawm Core i5-9400F qhia txog kev sib raug zoo ntawm cov txheej txheem no nrog lub yim tiam Core. Tom qab tag nrho, lub npog ntawm purebred Coffee Lake Refresh tau hloov.
Hauv lwm lo lus, tsis muaj qhov tsis ntseeg tias Core i5-9400F yog qhov tseeb tsis yog Kas fes Lake Refresh, tab sis kev tsis lees paub cov txheej txheem dhau los nrog cov tub ntxhais xiam oob qhab. Ntxiv mus, qhov no siv tau rau 5% ntawm tag nrho cov tam sim no muab serial Core i9400-5F, uas piav qhia txog qhov muaj ntau ntawm cov txheej txheem no nyob rau lub sijhawm thaum muaj teeb meem pom tau ntxiv nrog rau cov khoom loj ntawm lwm cov Kas fes Lake Refresh. Piv txwv li, nws cov kwv tij "full-fledged" nrog kev sib koom ua ke UHD Graphics 9400, tau tshaj tawm ib txhij nrog Core i630-0F, uas yuav tsum tau ua raws li "siab ncaj" PXNUMX stepping crystal, tseem tsis muaj muag muag.
Nyob rau tib lub sijhawm, microprocessor loj heev tsis suav nrog qhov muaj peev xwm ntawm kev hloov pauv Core i5-9400F mus rau "kho" P0 nqis hauv lub sijhawm nruab nrab. Tab sis qhov no yuav tshwm sim, pom tseeb, tsuas yog thaum txhua lub tuam txhab Kas Fes Lake uas tau khaws cia hauv lub tsev khaws khoom ntawm lub tuam txhab Kas fes Lake nrog cov teeb meem tsis zoo hauv GPU tau raug muag tawm.
Txawm li cas los xij, rau cov neeg siv feem ntau qhov tseeb ntawm kev dag ntxias ntawm silicon crystals tsis zoo li yuav muaj qhov tseem ceeb. Yuav ua li cas nws yuav, Core i5-9400F yog qhov tseeb rau-core processor yam tsis muaj Hyper-Threading kev txhawb nqa, uas khiav 100 MHz sai dua li nws ua ntej, Core i5-8400, nyob rau hauv ib qho kev thauj khoom. Qhov no txhais tau hais tias raws li cov qauv zaus, Core i5-9400F sib raug rau $ 10 kim dua Core i5-8500.
Txawm hais tias qhov tseeb tias Core i5-9400F thov qhov qis qis zaus ntawm 2,9 GHz, qhov tseeb no processor muaj peev xwm khiav nrawm dua ua tsaug rau Turbo Boost 2.0 thev naus laus zis. Nrog Multi-Core Enhancements enabled (uas yog, nyob rau hauv lub neej ntawd hom rau feem coob ntawm cov motherboards), ntawm tag nrho cov load Core i5-9400F muaj peev xwm tuav ib tug zaus ntawm 3,9 GHz, accelerating mus rau 4,1 GHz nyob rau hauv ib tug-core load.
| Rated zaus | Ntau zaus Turbo Boost 2.0 | ||||||
| 1 cev | 2 cev | 3 cev | 4 cev | 5 cev | 6 cev | ||
| Tub ntxhais kawm hauv i5-8400 | 2,8 GHz | 4,0 GHz | 3,9 GHz | 3,9 GHz | 3,9 GHz | 3,8 GHz | 3,8 GHz |
| Tub ntxhais kawm hauv 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 |
Lawm, peb tsis tau tham txog tej peev xwm overclocking. Qhov feem ntau uas Core i5-9400F muaj peev xwm ua haujlwm ntawm qhov ntau zaus tso cai nyob rau hauv lub moj khaum ntawm Turbo Boost 2.0 thev naus laus zis. Thiab ntawm motherboards nrog H370, B360 lossis H310 chipsets, koj yuav tsis tuaj yeem siv lub cim xeeb sai dua DDR4-2666. Cov hom kev nrawm dua yog muaj tshwj xeeb rau ntawm cov laug cam nrog cov laus Z370 lossis Z390 chipsets.
Tau qhov twg los: 3d xov.ru