Ntau tus neeg kuj tsis paub tias qhov twg yog qhov tshaj qhov qub, tiam sis muaj peev xwm hnov cov lus siv ua ntej. Yuav kom muab nws tso rau hauv nws cov lus yooj yim, overclocking noj computer ib qho xws li tus processor thiab khiav ntawm ib qho kev tshaj tawm siab tshaj li nyob ntawm lub khw. Txhua feem tsim los ntawm cov tuam txhab xws li Intel thiab AMD yog muab rau cov kev cai tshwj xeeb. Lawv tau sim lub peev xwm ntawm ntu thiab tso cai rau qhov kev ua haujlwm ntawd.
Ntawm chav kawm, feem ntau feem ntau raug kho kom muaj kev ruaj ntseg. Overclocking ib feem tsuas ua kom zoo dua ntawm cov peev txheej uas tawm ntawm lub tshuab computer uas tus kws muag khoom tsis kam lees ua ib feem rau tiam sis nws muaj peev xwm.
Vim li cas overclock lub computer?
Qhov kev pab ntau tshaj ntawm overclocking yog kev siv computer ntxiv tsis muaj nqi ntxiv. Feem ntau cov tib neeg uas ua txhaum lawv lub system xav sim thiab tsim cov qauv ceev tshaj plaws los sis kom lawv lub zog muaj zog hauv lub peev nyiaj txiag. Qee zaum, cov tib neeg muaj peev xwm txhawb nqa lawv qhov kev ua tau zoo 25% lossis tshaj saud! Piv txwv, ib tug neeg yuav tau ib yam dab tsi zoo li AMD 2500+ thiab los ntawm kev sib tw overclocking nrog ib tus processor uas khiav ntawm qhov ua fais fab ua tus AMD 3000+, tab sis thaum raug nqi txo.
Muaj teeb meem los ntawm overclocking lub computer system. Qhov teeb meem loj tshaj plaws rau overclocking lub computer qhov yog tias koj voiding kev tiv thaiv los ntawm lub khw vim nws tsis khiav hauv nws cov kev qhia tshwj xeeb.
Cov overclocked seem uas raug thawb rau lawv cov kev txwv kuj yuav muaj kev txo qis qis dua los sis tseem tuaj yeem, yog tias tsis tiav, yuav raug rhuav tshem tag nrho. Vim li ntawd, tag nrho cov overclocking ntawm cov vas yuav muaj kev ceeb toom cov neeg ntawm cov lus qhia no ua ntej yuav qhia koj cov kauj ruam rau overclocking.
Npav Caij Nyoog thiab Multipliers
Kom nkag siab txog overclocking CPU hauv ib lub computer, nws yog qhov tseem ceeb kom paub tias qhov kev khiav ntawm tus processor yog xam licas. Tag nrho txhua txoj kev khiav haujlwm nce raws li ob qho tseem ceeb, kev npav khiav ceev, thiab qhov sib tw.
Lub npav khiav ceev yog qhov tseem ceeb ntawm lub tshuab ua haujlwm uas tus processor txuas nrog cov khoom xws li lub cim xeeb thiab cov chipset. Nws feem ntau nyob rau hauv MHz ntsuam xyuas kev teev lus xa mus rau cov xov tooj ntawm cov voj voog thib ob uas nws tau sau rau hauv. Qhov teeb meem yog qhov caij npav siv ntau zaus rau kev sib txawv ntawm lub computer thiab nws yuav qis dua tus neeg siv. Piv txwv li, ib qho AMD XP 3200+ processor siv 400 MHz DDR nco, tiam sis tus processor yog, qhov tseeb, siv lub 200MHz frontside npav uas yog moos ua ob zaug siv 400 MHz DDR nco. Zoo sib xws, Pentium 4 C processors muaj 800 MHz frontside npav, tab sis nws yog tiag tiag ib plaub pumped 200 MHz tsheb npav.
Tus zauv (multiplier) yog ntau yam uas tus processor yuav khiav ntawm piv rau lub npav khiav ceev. Qhov no yog qhov tseeb ntawm kev ua zauv nws yuav khiav ntawm ib lub voj voog ntawm lub npav ntawm lub npav khiav ceev. Yog li, ib tug Pentium 4 2.4GHz "B" processor yog raws li cov nram qab no:
133 MHz x 18 multiplier = 2394MHz lossis 2.4 GHz
Thaum overclocking processor, cov no yog ob yam uas siv tau los cuam tshuam txoj kev ua tau zoo.
Kev nce tsheb npav yuav muaj kev cuam tshuam loj tshaj plaws li nws nce ntxiv yam xws li cim ceev (yog tias lub cim xeeb ua ke) thiab nrog tus khiav ceev. Tus zauv muaj qhov txo qis dua qhov kev npav khiav ceev, tab sis yuav nyuaj rau koj kho.
Cia peb saib ib qho piv txwv ntawm peb cov haujlwm AMD:
| CPU Qauv | Tshaj tawm | Npav Ceev | CPU Moos Ceev |
|---|---|---|---|
| Athlon XP 2500+ | 11x | 166 MHz | 1.83 GHz |
| Athlon XP 2800+ | 12.5x | 166 MHz | 2.08 GHz |
| Athlon XP 3000+ | 13x | 166 MHz | 2.17 GHz |
| Athlon XP 3200+ | 11x | 200 MHz | 2.20 GHz |
Wb ho saib ob lub qauv ntawm kev ua haujlwm ntawm XP2500 + processor kom pom li cas lub moos nyob ntawm yuav hloov los ntawm kev hloov tsheb npav los yog tus sib tw:
| CPU Qauv | Kev Tshaj Tawm Overclock | Tshaj tawm | Npav Ceev | CPU moos |
|---|---|---|---|---|
| Athlon XP 2500+ | Chaw Npav Tsav Tsheb | 11x | (166 + 34) MHz | 2.20 GHz |
| Athlon XP 2500 + | Multiplier nce | (11 + 2) x | 166 MHz | 2.17 GHz |
Hauv qhov piv txwv saum toj no, peb tau ua ob qhov kev hloov txhua qhov uas tshwm sim rau ntawm qhov kev khiav ntawm 3200+ los yog 3000+ processor. Tau kawg, cov speeds tsis tas tau txhua Athlon XP 2500+. Ntxiv mus, tej zaum yuav muaj ntau ntau yam ntawm lwm yam los mus saib xyuas kom ncav cuag li ceev ceev.
Vim tias overclocking yog qhov teeb meem los ntawm ib cov neeg tsis muaj kev vam meej uas muaj overclocking qis dua processors thiab muag lawv li pricing processors, cov tuam ntxhab tau pib siv cov khoom xauv khoo kom ua overclocking nyuaj. Txoj kev tuaj yeem yog los ntawm kev xauv moos. Cov neeg lag luam hloov cov khoom siv ntawm daim tawv nqaij khiav ntawm ib qho kev tawm tsam. Qhov no tuaj yeem raug swb los ntawm qhov hloov ntawm tus processor, tab sis nws yog qhov nyuaj tshaj.
Voltages
Txhua qhov kev siv lub computer yog tswj hwm rau tej qhov hluav taws xob rau lawv txoj haujlwm. Thaum txoj kev overclocking qhov chaw, nws tau hais tias hluav taws xob teeb liab yuav tsum degraded raws li nws traverses lub circuitry. Yog tias qhov degradation txaus, nws tuaj yeem ua rau lub cev tsis ruaj tsis khov. Thaum lub overclocking lub tsheb npav los yog cov zauv ceev, cov teeb meem no yuav muaj feem cuam tshuam. Yuav kom txhawb qhov no, ib tug tuaj yeem ua rau kom qhov voltages rau CPU core , nco lossis AGP npav.
Muaj cov kev txwv rau cov nqi hluav taws xob ntxiv uas tuaj yeem siv rau tus processor.
Yog hais tias muaj ntau qhov kev siv hluav taws xob, cov cua hauv qhov chaw yuav raug rhuav tshem. Feem ntau qhov no tsis yog qhov teeb meem vim hais tias feem coob ntawm cov niam txiv txwv tsis pub muaj qhov teeb meem ntawm qhov hluav taws xob. Qhov teeb meem tshwm sim ntau tshaj no yog overheating. Qhov ntau voltage nkag, lub siab dua cov thermal tso zis ntawm tus processor.
Sib Tham Txog Thaum Tshav Kub Kub
Qhov teeb meem loj tshaj plaws rau overclocking lub computer system yog cua sov. Hnub no lub high-speed computer systems twb tsim ib qho loj npaum li cas ntawm tshav kub. Overclocking lub computer system tsuas txuas cov teeb meem no. Yog li ntawd, ib tug neeg twg yuav npaj siab tshaj qhov lawv lub computer yuav tsum paub txog cov kev xav tau rau kev ua siab txias .
Hom tshaj plaws hauv kev txias ntawm lub computer yog los ntawm huab cua txias txias. Qhov no tuaj nyob rau hauv daim ntawv ntawm CPU heatsinks thiab kiv cua, kub spreaders nco, kiv cua ntawm video phaib thiab kiv cua kiv. Muab cov cua tshuab txaus thiab cov hlau zoo coj los ua ke yog qhov tseem ceeb rau kev ua huab cua txias. Copper heatsinks loj yuav ua tau zoo dua thiab ntau dua cov naj npawb ntawm cov kiv cua kom rub tawm rau hauv lub cev kuj pab txhawb kom txias.
Tshaj li cua txias, muaj dej txias thiab theem hloov txias. Cov tshuab no ntau dua thiab kim tshaj tus qauv PC txias ntsiab, tab sis lawv muaj kev kawm ntau dua thaum muaj hluav taws xob dissipation thiab feem ntau qis dua. Cov txheej txheem zoo tsim tau lub overclocker los thawb qhov kev ua tau ntawm lawv cov khoom kho kom nws cov kev txwv, tab sis tus nqi yuav xaus tau ntau kim dua processor kom pib. Lwm qhov teeb meem yog kua dej ua los ntawm lub cev uas muaj peev xwm yuav raug hluav taws xob ua kom puas tsuaj los rhuav tshem cov cuab yeej.
Txheej Txheem Cai
Nyob rau hauv tsab xov xwm no, peb tau sib tham txog qhov txhais tau hais tias txhais li cas rau overclock lub system, tab sis muaj ntau ntau yam uas yuav cuam tshuam rau qhov kev siv computer puas tseem ua tau overclocked. Thawj thiab foremost yog lub niam ntawv thiab chipset uas muaj BIOS uas tso cai rau tus neeg siv hloov kho qhov chaw. Yog tias tsis muaj rab peev xwm no, nws tsis muaj peev xwm hloov qhov caij npav losyog tus neeg loj hlob kom rov thim qhov kev ua tau zoo. Cov lag luam feem ntau muaj muag los ntawm cov tuam txhab lag luam tsis muaj lub peev xwm no. Qhov no yog vim li cas feem ntau cov neeg xav hauv overclocking yuav mus yuav tej qhov chaw thiab tsim lawv tus kheej lub nruab los yog los ntawm integrators uas muag cov khoom uas ua rau nws ua tau rau overclock.
Tshaj li cov niam ntawv muaj peev xwm los kho qhov chaw pib rau lub CPU , lwm cov khoom yuav tsum tau muaj peev xwm tswj tau qhov nce ceev. Kev txias txias twb tau hais lawm, tab sis yog tias muaj ib lub hom phiaj rau kev tsav tsheb khiav ceev thiab ua rau lub cim xeeb ntawm lub cim xeeb kom zoo dua, nws yog qhov tseem ceeb uas yuav tau txais kev nco uas yog kev ntsuam xyuas lossis kev sim rau kev siab dua. Piv txwv, overclocking tus Athlon XP 2500+ frontside npav ntawm 166 MHz mus txog 200 MHz yuav tsum tau hais tias lub kaw lus muaj kev nco tias PC3200 lossis DDR400 nyob rau hauv. Qhov no yog vim li cas tuam txhab lag luam xws li Corsair thiab OCZ yog nrov heev nrog overclockers.
Tsav tsheb khiav hauv frontside kuj tswj cov kev sib txuas lus hauv computer system. Lub chipset siv qhov kev sib piv kom txo cov npav khiav ceev hauv kev khiav ceev ntawm cov kev cuam tshuam ntawm kev sib tshuam. Qhov peb qho duab interfaces yog AGP (66 MHz), PCI (33 MHz) thiab ISA (16 MHz). Thaum lub tsheb npav raug kho lawm, cov npav no tseem yuav khiav tawm ntawm cov lus qhia tshwj tsis yog lub chipset BIOS pub rau qhov sib piv kom raug kho. Li ntawd, nws yog ib qho tseem ceeb kom paub tias kev kho tsheb npav tuaj yeem ua rau muaj kev ruaj ntseg ntawm lwm cov khoom. Qhov tseeb, qhov kev nce npav no tuaj yeem txhim kho qhov kev ua haujlwm ntawm lawv, tab sis tsuas yog tias cov cheebtsam tuaj yeem ua haujlwm ceev. Feem ntau cov ntawv teev lus nthuav dav (expansion cards ) muaj nyob hauv lawv tolerance txawm.
Qeeb thiab ruaj khov
Tam sim no cov neeg uas tab tom nrhiav kom ua tau ib co overclocking yuav tsum tau ceeb toom tsis txhob thawb cov khoom nyob deb deb. Overclocking yog ib qho kev qhia txog kev sim siab thiab kev ua yuam kev. Tseeb ib CPU tej zaum yuav ua tau zoo heev tshaj ntawm thawj zaug, tab sis nws feem ntau zoo dua pib tawm qeeb thiab maj mam ua hauj lwm ceev ceev. Nws yog qhov zoo tshaj plaws los soj ntsuam lub system kom tiav nyob rau hauv daim ntawv thov kev them se rau lub sij hawm ntev kom paub tseeb tias qhov system yuav nyob ruaj khov rau qhov kev ceev ntawd. Cov txheej txheem no rov qab mus txog rau thaum lub kaw lus tsis tuaj yeem sim kom ruaj khov. Ntawm lub sij hawm ntawd, nqis tej yam me me rov qab muab ib lub tshav hau tso cai rau lub zog ruaj khov uas muaj feem tsawg dua kev puas tsuaj rau cov khoom.
Cov lus xaus
Overclocking yog ib txoj kev rau kev ua tau zoo ntawm cov txheej txheem hauv lub computer rau lawv cov peev xwm ua ntej tshaj qhov cov qauv ntawm cov khw muag khoom. Kev ua tau zoo tshaj plaws uas tau los ntawm overclocking muaj ntau heev, tiam sis kev saib xyuas ntau yuav tsum tau ua ua ntej ua raws li cov kauj ruam rau overclocking ib qhov system. Nws yog ib qho tseem ceeb kom paub txog qhov txaus ntshai koom tes, cov kauj ruam uas yuav tsum tau ua kom tiav cov ntsiab lus thiab to taub meej meej tias cov kev tshwm sim yuav txawv heev. Cov neeg uas txaus siab ua qhov kev pheej hmoo tuaj yeem tau txais qee qhov kev ua tau zoo los ntawm cov tshuab thiab cov khoom uas tuaj yeem ua kom tsis txhob kim tshaj tus kab saum toj kawg nkaus.
Rau cov neeg uas xav ua overclocking, nws yog qhov pom zoo kom ua hauv kev tshawb nrhiav hauv Is Taws Nem. Kev tshawb nrhiav koj lub tshuab thiab cov kauj ruam yog qhov tseem ceeb heev rau kev vam meej.