Lub Desktop Memory Buyer's Guide: Ntev npaum li cas?

Yuav ua li cas xaiv hom zoo thiab tus nqi ntawm RAM rau ib lub PC duab

Feem ntau ntawm cov qauv siv computer yuav teev cov cim xeeb los sis RAM tam sim ntawd tom qab CPU. Hauv phau ntawv qhia no, peb yuav ua tib zoo saib ob feem ntawm RAM los saib hauv computer cov lus qhia: tus nqi thiab hom.

Npaum Li Cas Lawm?

Txoj cai ntawm tus ntiv tes xoo uas peb siv rau tag nrho cov tshuab computer los txiav txim seb nws puas muaj lub cim xeeb txaus txaus los saib cov cai ntawm lub software uas koj npaj siab khiav. Khaws lub npov los yog xyuas lub vev xaib rau txhua daim ntawv teev npe thiab lub OS uas koj npaj siab xav khiav thiab saib ob qho tsawg kawg thiab cov kev cai uas tau pom zoo .

Feem ntau koj xav kom muaj RAM ntau tshaj qhov siab tshaj plaws thiab tsawg tshaj li qhov siab tshaj plaws tau teev tseg. Daim duab nram qab no muab ib lub tswv yim ntawm kev ua li cas ib qho kev khiav dej num yuav khiav nrog ntau yam cim xeeb:

Cov kev qhia yog muab los ntawm kev sib tw ntau tshaj plaws. Nws yog qhov zoo tshaj plaws los xyuas cov cai ntawm cov software tsim los txiav txim siab zaum kawg. Qhov no tsis yog rau tag nrho cov kev siv computer vim hais tias qee qhov kev khiav hauj lwm siv siv ntau lub cim xeeb dua lwm tus.

Lus Cim: Yog tias koj xav siv ntau dua 4GB ntawm lub cim xeeb ntawm lub qhov rais, koj yuav tsum muaj 64-ntsis operating system kom dhau los dhau 4GB teeb meem. Cov ntaub ntawv ntxiv tuaj yeem nrhiav tau hauv kuv lub qhov rais thiab 4GB los sis Tshaj Xo RAM ntxiv . Qhov no yog tsawg dua ntawm qhov teeb meem tam sim no raws li feem ntau cov PCs xa nrog lub 64-ntsis versions, tiam sis Microsoft tseem muag txawm Windows 10 nrog 32-ntsis versions.

Hom Kev Sau Npe Li Cas?

Hom ntawm lub cim xeeb tseem ceeb rau kev ua tau zoo ntawm lub system. DDR4 tau raug tso tawm lawm thiab tam sim no muaj nyob rau ntau lub cev duab dua puas tau. Tseem muaj ntau lub tshuab muaj uas siv DDR3 ho. Xyuas seb hom cim xeeb twg yog siv hauv lub koos pis tawj vim nws tsis sib hloov thiab nws yog qhov tseem ceeb heev yog tias koj npaj rau kev kho lub cim xeeb yav tom ntej.

Feem ntau, lub cim xeeb muaj npe nrog cov cuab yeej siv siv thiab nws lub moos ceev (DDR4 2133 MHz) los yog nws cov khoom siv bandwidth (PC4-17000). Hauv qab no yog ib daim ntawv qhia txog qhov kev txiav txim siab ntawm hom thiab kev ua haujlwm hauv qhov kev txiav txim ntawm kev ceev tshaj plaws mus ywv:

Cov kev ceev no yog tag nrho cov txheeb ze rau qhov theoretical bandwidths ntawm txhua hom kev nco ntawm nws muab moos ceev thaum piv rau lwm tus. Lub computer system yuav tsuas siv tau ib hom (DDR3 los yog DDR4) ntawm lub cim xeeb thiab qhov no yuav tsum tsuas yog siv raws li kev sib piv thaum CPU yog qhov sib txawv nruab nrab ntawm ob lub. Cov no kuj yog cov qauv kev ntsuas CDD. Lwm cov cim ceev yog muaj saum toj no cov kev ntsuas tau, tiam sis feem ntau yog cia rau cov tshuab uas yuav raug overclocked .

Dual-Channel thiab Triple-Channel

Ib qho ntxiv ntawm kev ceeb toom rau kev siv computer yog dual-channel thiab triple-channel teebmeem. Feem ntau cov qauv duab muaj peev xwm muab kev ua haujlwm zoo dua qub thaum lub cim xeeb nruab rau hauv khub los yog triples. Qhov no yog hu ua dual-channel thaum nws nyob rau hauv officers thiab triple-channel thaum nyob rau hauv threes.

Tam sim no, tsuas yog cov neeg siv tshuab uas siv peb lub vev xaib yog Intel qhov (socket) 2011 raws cov txheej txheem uas tshwj xeeb heev. Qhov no yuav ua hauj lwm, lub cim xeeb yuav tsum tau muab tso rau hauv cov kev sib tw uas muaj tseeb. Qhov no txhais tau hais tias lub desktop nrog 8GB ntawm kev nco yuav tsuas ua haujlwm nyob rau hauv ob hom channel yog thaum muaj ob tug 4GB modules ntawm tib lub ceev los yog plaub 2GB modules ntawm tib lub ceev ntsia.

Yog hais tias lub cim xeeb yog xws li 4GB thiab 2GB module los yog sib txawv speeds, ces dual-channel hom yuav tsis ua hauj lwm thiab lub cim xeeb bandwidth yuav slowed cia me ntsis.

Nco Expansion

Ib qho ntxiv uas koj xav xav txog yog ntau npaum li cas nco lub kaw lus tuaj yeem pab txhawb. Cov duab feem ntau yuav muaj tag nrho ntawm plaub mus rau rau lub pob qhov nco rau ntawm cov laug cam nrog modules ntsia cov khub.

Tsawg me me hauv lub tshuab yuav zoo li tsuas muaj ob los sis peb lub slots. Txoj kev uas siv cov slots no siv tau ua lub luag haujlwm tseem ceeb hauv koj li cas hloov peev xwm yav tom ntej.

Piv txwv, lub kaw lus yuav tuaj nrog 8GB nco. Nrog rau plaub lub xov tooj nco, qhov nyiaj cim no yuav muab nruab nrog ob tug 4GB nco modules los yog 4 GB 2 modules.

Yog tias koj tab tom nrhiav kev hloov kho tshiab yav tom ntej, nws yog qhov zoo dua los yuav qhov system siv ob tug 4GB modules raws li muaj cov slots rau hloov khoom dua tshiab tsis tshem tawm cov khoom siv thiab RAM kom tag nrho tus nqi.