Intel Xeon 5440 Processor: txheej txheem cej luam, cov nta thiab xyuas

Xeon 5440 - yog ib tug neeg rau zaub mov CPU tov rau tsim high-kev ua tau zoo xam systems. Review ntawm cov qauv no ntawm CPU, nws tus yam ntxwv, raws li zoo raws li tus tswv ntawm lub xyuas nyob rau hauv no semiconductor nti yuav ntxiv tau sib tham txog nyob rau hauv tsab xov xwm.

Nis lub ua tsev

Lub ntsiab daim ntawv thov CPU Xeon 5440 - qhov no neeg rau zaub mov. Lub processor, nyob rau hauv qhov tseeb, yog ib tug ntau yam heev tov thiab yuav siv tau nyob rau hauv lub computer system ntawm thawj zaug rau theem, thiab raws li ib feem ntawm ib tug high-kev ua tau zoo networked computer nruab nrab thiab txawm hwm hauv chav kawm ntawv. Nyob rau hauv thawj rooj plaub no nws tsuas yog siv ib tug xws li nti, ib tug nruab nrab theem neeg rau zaub mov, - 2, thiab hwm computer yuav tsum muaj ib zaug xws processor 4, thiab yog lub siab tshaj plaws permissible rau ib tug muab CPU configuration qauv.

Tau hom tiav poob lawm. Hais tias lawv muaj lub chaw tsim tshuaj paus?

BOX - yog feem ntau pom muaj nyob rau hauv tus nqi cov npe ntawm cov tau cov khoom Xeon 5440. Tus yam ntxwv ntawm tus CPU nyob rau hauv cov ntaub ntawv no tau teev nyob rau hauv lub thawv. Lub nti nws tus kheej twb nyob rau hauv tus tiv thaiv pob ua los ntawm pob tshab yas. Tsis tas li ntawd nyob rau hauv daim ntawv teev cov khoom siv Chaw tsim tshuaj paus ntawm lub proprietary txias system (uas muaj xws li ib tug txias thiab thermal compound), warranty card thiab, ntawm chav kawm, ib tug neeg qhia. Feem ntau yeej tsis nyob rau hauv lub coj mus muag muaj peev xwm yuav nrhiav tau variant txoj kev tus me nyuam. Nws twb ploj lawm ib tug proprietary txias system, thiab tus nqi ntawm nws rau hais tias yog vim li cas yog tsawg.

Architecture silicon nti

Harpertown - yog cov chaws lub npe rau lub architecture, uas yog nyob rau ntawm lub hauv paus ntawm lub Intel Xeon 5440. Tus yam ntxwv ntawm tus ua tsev ntawd hais tias nws muaj xws li plaub tag nrho lub cev cores. Lawv yog ua los rau 45nm txheej txheem technology. Kev them nyiaj yug rau multi-core logic proprietary technology nyob rau hauv no nti yog uas ploj lawm. Raws li ib tug tshwm sim, thaum lub software theem, peb tau txais tag nrho cov tib plaub zajlus kom ua ntawm cov ntaub ntawv txaus.

Tsis zoo li niaj hnub CPUs, qhov no neeg rau zaub mov cov khoom ntawm lub pob zeb ntais nti yog tsis yog tej sab qaum teb choj ntawm chipset los yog kev graphics. Thiab yog hais tias tus tsis muaj lub caij nyoog kawg no yog tsis yog raws li ib qho tseem ceeb rau kev kawm high school xam rau yog vim li cas ntawm lub system uas yuav tsum tau nyob rau hauv xws li ib tug teeb meem no xwb ib tug discrete graphics card, nws yog nyias muaj nyias ib sab qaum teb choj ho thiaj li ua tau zoo ntawm koj lub PC rau cov yog vim li cas hais tias kev sib txuas lus nrog cov RAM yog tsis yog li ntawd ntau dhau lawm sai sai.

zaus

Qhov no CPU tsis txhawb no proprietary technology los ntawm lub "Intel" raws li "TurboBust". Raws li, qhov moos zaus yog tsis tau hloov lub sij hawm lub lag luam ntawm ib tug computer system, nws tsis cuam tshuam tej nuj nqis tus kub ntawm cov semiconductor nti, los yog cov theem ntawm complexity ntawm lub executable code. Lub sij zaus ntawm lub tsheb npav rau cov uas processor unit 333 sau raws nkaus Ii MHz (lub zoo nqi yog 1333), thiab tau chaw tsim tshuaj paus tsau ntawm 8.5. Raws li ib tug tshwm sim, nyob rau hauv lub nominal hom, lub processor tsuas khiav lag luam ntawm ib zaus ntawm 2.83 GHz.

Nyiaj: lub koom haum thiab tus naj npawb ntawm

Lwm tseem ceeb disadvantage nyob rau hauv kev sib piv nrog niaj hnub ua kiag li lawm, yog lub koom haum ntawm cache nco nyob rau hauv lub Xeon 5440. Qhov kawg tiam CPU compulsorily nruab caches system ntawm 3 ntau ntau. Qhov no lub koom haum ntawm lub ceev ceev nco ho txhim kho kev kawm. Nyob rau hauv no CPU xwb 2-theem cache.

Tus thawj muaj ib tug ntim ntawm 256 kb, uas yog muab faib ua 4 kab ntawm 64 kb. Kev ya yuav ncaj qha kev sib txuas lus tsuas muaj ib qho kev code ua unit. Nyob rau hauv tas li ntawd, lub 64 kb segmented rau 32 kb. Ib khw muag khoom cov ntaub ntawv, thiab lub thib ob - tus code.

Qhov thib ob theem muaj 2 pawg 6MB. Uas yog, nyob rau hauv tus nqi ntawm lub thib ob theem cache yog 12 MB. Tsis tas li ntawd nws yuav tsum tau muab sau tseg tias txhua tus ntawm cov pawg yuav sib txuas lus tsuas muaj ib yam khub ntawm cores.

Peb theem cache, raws li sau tseg ua ntej lawm, yog tsis tuaj kawm ntawv nyob rau hauv no ua unit.

RAM. RAM xws

Xeon processor 5440 tau kos RAM xws li. Raws li twb tau hais, qhov no kev tivthaiv ntawm ib tug computer system muaj nyob rau hauv lub chipset.

Peb series chipsets tso "Intel" rau LGA771 processor socket:

• G3X.

• G4X.

• R4H.

Tag nrho cov ntawm lawv tau sharpened los ntawm kev siv ntawm DDR2 nco. Pom zoo khiav hauj lwm zaus ntawm lub module yog sib npaug zos rau 1066 MHz. Maximum tib RAM configuration rau ib processor yog 16 GB.

Fais fab noj. Kub kev CPU. zog efficiency

Tus nqi ntawm lub hwj chim noj yog muab los ntawm lub chaw tsim tshuaj paus ntawm ib ncig 80 Watts. Muab qhov tseeb hais tias tus cache nco txog xwb 2 ntau ntau, thiab tus siv lead ua tau ua ntawm 45 nm technology - tau ua kom tiav txoj kev kawm CPU thiab nws thermal pob.

Cov nqi siab tshaj plaws ntawm qhov kub ntawm lub pob zeb ntais bases rau no processor unit - 67 ⁰ C. Nyob rau hauv tib nominal nti hom hauj lwm nyob rau hauv lub kub ntau ntawm 40 rau 55 ⁰ C. Yog hais tias, los ntawm ib txoj hauj lwm nyob rau ntawm no kub, lub CPU yog ua tau ib tug tseem ceeb paj tau paj ntawm kev ruaj ntseg.

acceleration

Coj tus processor lub ntsiab los ntawm lub foundations ntawm ua productivity yog ib tug Xeon 5440. dispersal nws tsuas yog tau tsuas yog los ntawm nce lub system tsheb npav kev ceev ntawm lub motherboard. CPU zaus d nws xauv nyob ib ncig ntawm 8.5. Lub nominal zaus ntawm lub system tsheb npav nyob rau hauv cov ntaub ntawv no yog 333 MHz los yog 1333 MHz zoo. Nyob rau hauv cov ntaub ntawv ntawm acceleration, nyob rau hauv kev xyaum, cov kev ntseeg yuav tau nce thaum cua txias huab cua feem rau 410 MHz thiab 1640 MHz. Muab qhov zoo tshaj yuav 8.5 peb tau tiag tiag CPU 3.5 GHz los yog 20 feem pua ua tau zoo nce.

Qhov kev txiav txim, nyob rau hauv rooj plaub no tus acceleration muaj cov nram qab no theem:

1. Lub frequencies ntawm tag nrho cov Cheebtsam ntawm lub computer system yog txo (qhov no tej zaum yuav muab siv rau cov BIOS los yog tshwj xeeb software), lwm yam tshaj li qhov system tsheb npav.

2. Ces incrementally tsub kom lub zaus ntawm lub system tsheb npav. Yog li ntawd nws yog tsim nyog los saib xyuas yog dab tsi lwm yam zaus Cheebtsam ntawm lub PC yog tsis tawm ntawm kab (eg, RAM).

3. Tom qab txhua nce nyob rau hauv zaus ntawm lub system tsheb npav xeem yog ua rau ib tug computer system stability siv tshwj xeeb software.

4. Tom qab, tom qab ua tau raws li cov stability paj tau paj tsub kom lub voltage rau lub CPU, thiab ces ib daim tshev yog ua rau stability.

5. Ces maj mam ua zaus thiab voltage ntawm lub system npav caij mus rau lub CPU. Thaum lub voltage nce mus txog 1.35 V yog tau los ntawm cov nqi siab tshaj plaws ntawm lub CPU moos.

kev ntsuam xyuas

Piv nyob rau hauv nominal hom Xeon 5440 vs Core i5 peb tiam qhia unconditional thiab ua kom tiav superiority ntawm lub yav tas. Yog hais tias koj dlhos lub moos zaus nyob rau hauv ob qho tib si chips thiab muab piv rau lawv cov kev kawm, qhov txawv yuav nyob rau hauv qhov kev txiav txim ntawm 20-30 feem pua. Raws li ib qho piv txwv, nyob rau hauv lub rooj ntawm cov khoom cua xeem AIDA64 pob nyob rau hauv kev saib xyuas nrog i5-3750K CPU yuav muab hauv qab no.

Test tau Aida 64

Nyob rau hauv feem ntau cov kev ntsuam xyuas, qhov txawv nruab nrab ntawm tus CPU thiab suav hais tias tus neeg sawv cev ntawm qhov tam sim no tiam ntawm kev units tsis pub tshaj 30%. Tsuas yog ib tug nyob rau hauv no hais txog yog lub tsuas CPU FOTO thiab FPU Julia. Nyob rau hauv cov ntaub ntawv no, tshuam redesigned architecture ua nws tus kheej paub thiab muab ntau yam pauv loj kev ua tau zoo dua qhov qub.

nqi ntawm

Chiv, Intel Xeon 5440 twb kwv yees nyob rau hauv $ 700 chaw tsim tshuaj paus (Option txoj kev) thiab USD 735 los ntawm BOX. Tab sis cov no nqi cim npe yog yam hais txog cov thawj peb lub hlis twg ntawm 2008. Tam sim no lub nti, raws li qhia los ntawm cov kev tshwm sim ntawm kev ntsuam xyuas ua obsolete nkaus. Tus tshiab lub xeev yog tsis tau mus yuav nws rau yog vim li cas hais tias nws tau ntev lawm tawm ntawm ntau lawm, thiab stocks muag tawm ntev dhau los. Tab sis nyob rau hauv siv mob yog cov ua tsev yuav tsum tau muas ntawm ntau yam hauv internet auction chaw. Nyob rau hauv cov ntaub ntawv no, tus nqi yuav tsis pub tshaj $ 50, uas yog nkaus raws li nws cov specifications.

Xyuas

Nws yog tsim nyog ntawm cov ua tsev rau nws lub sij hawm yog tus Xeon 5440. Nws yuav los nyob rau hauv ntau ntawm 1 mus rau 4 daim ntawm cov neeg rau zaub mov computers. Yog li ib tug CPU yog lub hauv paus rau koj laij cov nkag theem tshuab. Yog hais tias muaj 2 los yog 3 - nws yog tus nruab nrab-chav kawm ntawv neeg rau zaub mov. Thiab plaub ntawm lub microprocessor cia muaj kev kawm siab servers los tsim ib tug nqi theem.

Raws li ib feem ntawm lub PC gaming yuav siv Xeon 5440. Lub yees duab card nyob rau hauv cov ntaub ntawv no yuav tsum tau discrete thiab mas tsim. Nws yog nyob rau qhov no thiab hais txog cov tswv ntawm xws li ib tug microprocessor ntaus ntawv nyob rau hauv lawv cov kev txheeb xyuas ntawm tag nrho cov ntiaj teb no web tam sim no.

tau

Tseem tiag tiag nti yog lub Xeon 5440. Nws kho vajtse specifications tseem cia peb kom daws tau tej teeb meem. Thaum dab tsi no yuav ua tau ib yam li cov neeg rau zaub mov software, thiab tej khoom ua si. Nyob rau hauv lub caij nyoog kawg no cov ntaub ntawv, lub chaw yuav tsum tsis yog tus tshaj plaws, tab sis zoo xws li cov software rau no computer "hlau" tseeb yuav ua hauj lwm. Yog li ntawd hais tias cov ua tsev txawm hnub no yog universal thiab tso cai rau kom daws tau ib tug ntau ntawm cov kev pab raws qib.