Qhov Kev Them Seem Hauv Xeev (SSD) yog dab tsi?

Thaum koj yuav lub laptop tshiab, koj yuav pom cov neeg sib cav seb puas muaj ib lub cuab yeej nrog HDD zoo dua lossis ib qho nrog SSD. Dab tsi yog HDD ntawm no? Peb txhua tus paub txog qhov hard disk drive. Nws yog cov khoom siv khaws cia loj uas feem ntau siv hauv PCs, laptops. Nws khaws cov operating system thiab lwm cov application. Ib qho SSD lossis solid-State tsav yog txoj hauv kev tshiab dua rau cov tsoos Hard Disk Drive. Nws tau los rau hauv kev lag luam ntau tsis ntev los no es tsis txhob siv lub tshuab hard drive, uas yog lub hauv paus cia khoom siv tau ob peb xyoos.

Txawm hais tias lawv txoj haujlwm zoo ib yam li lub hard drive, lawv tsis ua zoo li HDDs lossis ua haujlwm zoo li lawv. Cov kev sib txawv no ua rau SSDs tshwj xeeb thiab muab cov cuab yeej qee cov txiaj ntsig dua lub hard disk. Qhia rau peb paub ntau ntxiv txog Solid-State Tsav Tsheb, lawv cov architecture, ua haujlwm, thiab lwm yam.

Qhov Kev Them Seem Hauv Xeev (SSD) yog dab tsi?



Txheej txheem

Qhov Kev Them Seem Hauv Xeev (SSD) yog dab tsi?

Peb paub tias nco tau tuaj yeem yog ob hom - nrov thiab nthe tsis nrov Cov. SSD yog cov tsis ntim ntawm cov chaw tso khoom. Qhov no txhais tau tias cov ntaub ntawv khaws cia rau ntawm SSD nyob qis qis txawm tias tom qab fais fab mov lawm. Vim yog lawv cov architecture (lawv tau ua los ntawm cov flash controller thiab NAND flash memory chips), cov khoom siv khov kho hauv lub xeev tseem hu ua flash drives lossis hard-state disks.

SSDs - Ib qho keeb kwm me ntsis

Lub hard disk drives tau siv los ua kev cia khoom tau ntau xyoo. Cov neeg tseem ua haujlwm ntawm cov khoom siv nrog lub hard disk. Yog li, dab tsi uas thawb cov neeg los tshawb nrhiav lwm txoj kev cia khoom nruab nrab? Ua li cas SSDs tau los ua lub siab? Thov peb muab lub ntsej muag me me rau hauv keeb kwm kom paub cov kev mob siab tom qab SSDs.

Hauv xyoo 1950, muaj 2 lub thev naus laus zis hauv kev siv zoo ib yam li SSDs ua haujlwm, hu ua, sib nqus cov cim nco thiab daim npav-capacitor nyeem nkaus xwb. Txawm li cas los xij, lawv tsis ntev faded rau hauv oblivion vim yog muaj qhov pheej yig dua nruas cia cov chav nyob.

Tuam txhab uas muag xws li IBM siv SSDs nyob rau hauv lawv qhov supercomputers thaum ntxov. Txawm li cas los xij, SSDs tsis tau siv ntau vim tias lawv kim heev. Tom qab ntawd, xyoo 1970, ib qho khoom siv hu ua Electrically Alterable ROOM tau ua los ntawm General Cov Seev. Qhov no, ib yam nkaus thiab, tsis kav ntev. Vim yog cov teeb meem kav ntev, cov cuab yeej no tseem tsis tau txais koob meej.

Hauv xyoo 1978, thawj SSD tau siv rau hauv cov tuam txhab roj kom tau cov ntaub ntawv seismic. Xyoo 1979, lub tuam txhab StorageTek tau tsim thawj-RAM RAM SSD.

RAM -based SSDs tau siv nyob ntev. Txawm hais tias lawv tau nrawm dua, lawv siv cov khoom siv CPU ntau dua thiab nws kim heev. Thaum xyoo 1995, SSDs uas siv flash-tau tsim los. Txij li thaum qhia txog SSDs uas siv flash, tej daim ntawv thov kev lag luam uas xav tau kev zam tshwj xeeb MTBF (txhais tau lub sijhawm ntawm swb) tus nqi, hloov HDDs nrog SSDs. Cov khoom siv sib xyaw ua ke muaj peev xwm nrog thev huab kev kub ntxhov, kev co, kev hloov pauv kub. Yog li lawv tuaj yeem txhawb nqa qhov tsim nyog Cov nqi MTBF.

yuav kho tus neeg rau npe lub npe li cas

Cov Tuav Tsav Tsheb Hauv Lub Xeev li cas ua haujlwm?

SSDs yog tsim los ntawm kev sib dhos ua ke sib txuas ua ke cov cim xeeb hauv daim phiaj. Cov chips ua los ntawm silicon. Tus naj npawb ntawm cov daim tawv nyias hauv cov pawg hloov pauv kom ua tiav qhov sib txawv ntawm qhov sib txawv. Tom qab ntawd, lawv tau nruab nrog cov rooj vag ntab transistors los tuav tus nqi. Yog li no, cov ntaub ntawv khaws cia yuav muab khaws cia rau hauv SSDs txawm tias thaum lawv txiav tawm los ntawm lub zog fais fab.

Ib qho SSD twg tuaj yeem muaj ib qho ntawm cov peb lub cim xeeb hom - ib theem-theem, muaj ntau theem lossis qib peb-qib hlwb.

1. Qib nyob ib leeg yog cov ceev tshaj plaws thiab feem ntau siv tau ntawm txhua lub hlwb. Yog li, lawv yog cov kim tshaj plaws. Cov no yog tsim los tuav ib qho me ntsis ntawm cov ntaub ntawv thaum lub sijhawm muab.

2. Sib txuam sib txuam hlwb tuaj yeem tuav ob qho ntawm cov ntaub ntawv. Rau qhov muab cov chaw, lawv tuaj yeem tuav cov ntaub ntawv ntau dua li ib leeg-qib hlwb. Txawm li cas los xij, lawv muaj qhov tsis zoo - lawv cov ntawv sau qeeb.

windows 10 qhov tseem ceeb pib yuam kev

3. Peb npaug-qib hlwb yog cov pheej ywg tshaj plaws ntawm cov. Lawv tsis siv tsawg dua. Cov hlwb no tuaj yeem tuav 3 seem ntawm cov ntaub ntawv hauv ib lub cell. Lawv sau ntawv qeeb yog qhov qeeb tshaj.

Vim li cas thiaj li siv SSD?

Hard Disk Tsav tau lub neej ntawd cia ntaus rau tshuab, rau lub sij hawm ntev heev. Yog li, yog tias cov tuam txhab hloov mus rau SSDs, muaj qee zaum vim li cas. Cia peb tam sim no saib yog vim li cas qee cov tuam txhab nyiam SSDs rau lawv cov khoom.

Hauv HDD ib txwm muaj, koj muaj cov motors kiv lub platter, thiab R / W lub taub hau txav. Hauv SSD, kev khaws cia yog kev saib xyuas los ntawm flash memory chips. Yog li, tsis muaj txav chaw. Qhov no txhim kho lub sijhawm ua haujlwm ruaj khov.

Hauv cov khoos phis tawm nrog lub zog nyuaj, lub cuab yeej cia yuav siv ntau lub zog los hloov cov phaj. Vim tias SSDs tsis zoo rau kev txav chaw, laptops nrog SSDs haus lub zog qis dua lub zog. Thaum cov tuam txhab tab tom ua haujlwm los tsim cov hybrid HDDs uas haus cov hluav taws xob tsawg dua thaum uas tig mus, cov khoom siv hluav taws xob zoo no tej zaum yuav haus ntau lub zog dua li lub zog tsav tsheb.

Zoo, nws zoo li tsis muaj kev txav chaw los nrog cov txiaj ntsig ntau. Ntxiv dua thiab, tsis muaj plooj plooj lossis txav R / W hau txhais tau tias cov ntaub ntawv tuaj yeem nyeem ntawm tsav yuav luag tam sim ntawd. Nrog SSDs, lub latency txo qis ntau heev. Yog li, tshuab nrog SSDs tuaj yeem ua haujlwm tau sai dua.

Pom zoo: Dab tsi yog Microsoft Word?

HDDs yuav tsum tau saib xyuas kom zoo. Raws li lawv muaj feem txav mus, lawv rhiab thiab tsis yooj yim. Qee zaum, txawm tias kev vibration me me los ntawm kev poob qis tuaj yeem ua txhaum rau HDD Cov. Tab sis SSDs muaj qaum tes ntawm no. Lawv tuaj yeem tiv taus kev cuam tshuam zoo dua li HDDs. Txawm li cas los xij, vim tias lawv muaj tus lej xov tooj ntawm cov kev voj voog sau qis, lawv muaj lub neej ruaj khov. Lawv dhau los siv tsis tau thaum lub sijhawm sau ntawv sab nrauv.

Txheeb xyuas Yog Koj Drive SSD lossis HDD hauv Windows 10

Hom Ntawm SSDs

Qee qhov tshwj xeeb ntawm SSD tau cuam tshuam los ntawm lawv hom. Hauv seem no, peb yuav tsum tham txog ntau hom SSD.

1. 2,5 -. Piv rau tag nrho cov SSD nyob rau hauv daim ntawv teev npe, qhov no yog qeeb qeeb. Tab sis nws tseem ceev dua HDD. Hom no muaj nyob ntawm tus nqi zoo tshaj hauv GB. Nws yog hom SSD uas feem ntau siv nyob rau niaj hnub no.

2. mSATA - m sawv rau mini. mSATA SSDs nrawm dua 2.5 ib. Lawv nyiam nyob hauv cov khoom siv (xws li laptops thiab notebooks) qhov chaw tsis yog khoom kim heev. Lawv muaj daim ntawv foos me. Thaum lub rooj tsav xwm Circuit Court hauv 2.5 tau muab ntim nrog, cov hauv mSATA SSDs yog liab qab. Lawv hom kev twb kev txuas kuj sib txawv.

3. SATA III - Qhov no muaj kev sib txuas uas yog tag nrho SSD thiab HDD raws txoj cai. Qhov no tau nrov thaum tib neeg pib hloov mus rau SSD los ntawm HDD. Nws yog qeeb ceev ntawm 550 MBps. Lub tshuab tsav tau txuas rau motherboard siv txoj hlua hu ua SATA cable yog li nws tuaj yeem hloov me ntsis.

Plaub. PCIe - PCIe sawv rau Peripheral Component Interconnect Express. Qhov no yog lub npe muab rau hauv cov kab uas feem ntau tsev nraaj phaib, suab npav, thiab cov zoo li. PCIe SSDs siv qhov no. Lawv yog qhov ceev tshaj plaws ntawm txhua qhov thiab ib txwm, qhov tseem kim tshaj plaws. Lawv tuaj yeem ncav cuag qhov nrawm uas yuav luag plaub npaug siab tshaj qhov ntawm a SATA tsav Cov.

5. M.2 - Zoo li mSATA tsav tsheb, lawv muaj lub rooj tsav xwm hauv pawg. M.2 cov tsav yog lub cev qhov me tshaj plaws ntawm txhua hom SSD. Cov no pw zoo tiv thaiv cov niam. Lawv muaj qhov txuas me me txuas tus pin thiab coj mus rau qhov chaw me me. Vim tias lawv txoj kev loj me, lawv tuaj yeem kub kub sai sai, tshwj xeeb tshaj yog thaum muaj ceev ceev. Yog li, lawv tuaj nrog cov tshuab ua hluav taws xob hauv tsev ua kom sov / cua sov. M.2 SSDs muaj nyob rau ob qho SATA thiab PCIe hom Cov. Yog li ntawd, M.2 tsav tuaj yeem ua rau ntau qhov sib txawv thiab nrawm. Thaum mSATA thiab 2.5 drives tsis tuaj yeem txhawb NVMe (uas peb yuav pom tom ntej), M.2 drives tuaj yeem.

6. NVMe - NVMe sawv Tsis-Nco Ntsoov nthuav qhia Cov. Cov kab lus hais txog kev sib cuam tshuam los ntawm nrog SSDs xws li PCI Express thiab M.2 pauv cov ntaub ntawv nrog tus tswv tsev. Nrog NVMe interface, ib tus tuaj yeem ua tiav kev kub ceev.

Puas yog SSDs siv rau txhua lub PC?

Yog tias SSDs muaj ntau qhov kev xav tau, vim li cas lawv tsis hloov tag nrho HDDs ua lub cuab yeej muab cia loj? Ib qho teeb meem tseem ceeb rau qhov no yog tus nqi. Txawm hais tias tus nqi ntawm SSD tam sim no tau qis dua qhov nws tau ua, thaum nws tau nkag rau hauv kev ua lag luam, HDDs tseem yog qhov kev xaiv pheej yig dua Cov. Piv rau tus nqi ntawm lub hard drive, SSD tuaj yeem them yuav luag 3 lossis 4 zaug siab dua. Tsis tas li, thaum koj nce lub peev xwm ntawm tus tsav, tus nqi nrawm nrawm. Yog li, nws tseem tsis tau dhau los ua qhov kev xaiv nyiaj txiag rau tag nrho cov kab ke.

Kuj Nyeem: Txheeb xyuas Yog Koj Drive SSD lossis HDD hauv Windows 10

Lwm qhov laj thawj uas vim li cas SSDs tsis hloov tag nrho HDDs yog qhov muaj peev xwm. Cov kab ke ua haujlwm tshwj xeeb nrog SSD tuaj yeem muaj zog nyob rau hauv thaj tsam ntawm 512GB txog 1TB. Txawm li cas los xij, peb twb muaj HDD systems nrog ob peb terabytes ntawm kev khaws cia. Yog li no, rau cov neeg uas tab tom saib ntawm qhov muaj peev xwm loj, HDDs tseem yog qhov lawv mus rau qhov kev xaiv.

Dab Tsi Yog Hard Disk Drive

Cov Kev Txwv

Peb tau pom qhov keeb kwm tom qab kev txhim kho ntawm SSD, yuav ua li cas SSD tsim, cov txiaj ntsig nws muab, thiab vim li cas nws tsis tau siv rau txhua lub PC / laptops tseem tsis tau. Txawm li cas los xij, txhua qhov kev hloov tshiab hauv thev naus laus zis los nrog nws cov teeb meem tsis zoo. Dab tsi yog qhov tsis zoo ntawm qhov khoom khov-xeev?

1. Sau ceev - Vim tias tsis muaj seem txav chaw, SSD tuaj yeem nkag mus saib cov ntaub ntawv tam sim ntawd. Txawm li cas los xij, latency tsuas yog tsawg. Thaum cov ntaub ntawv yuav tsum tau muab sau rau ntawm daim disk, cov ntaub ntawv yav dhau los yuav tsum tau muab tshaj tawm ua ntej. Yog li, sau kev ua haujlwm qeeb rau ntawm SSD. Tus ceev kuj txawv tsis pom rau cov neeg siv nruab nrab. Tab sis nws yog qhov tsis zoo heev thaum koj xav hloov pauv ntau ntawm cov ntaub ntawv.

2. Cov ntaub ntawv poob thiab rov ua haujlwm - Cov ntaub ntawv tshem tawm ntawm solid-state drives yog ploj mus tas li. Vim tias tsis muaj ib daim ntawv thaub qab ntawm cov ntaub ntawv, qhov no yog qhov tsis txaus ntseeg loj. Kev poob cov ntaub ntawv tsis tu ncua yuav ua rau txaus ntshai. Yog li, qhov tseeb tias ib qho tsis tuaj yeem rov qab cov ntaub ntawv poob los ntawm SSD yog lwm qhov kev txwv ntawm no.

3. Nqi - Qhov no tuaj yeem yog ib qho kev txwv ib ntus. Vim tias SSDs yog cov cuab yeej tshiab dua, nws tsuas yog ib qho uas lawv kim tshaj li HDDs tsoos. Peb tau pom tias tus nqi tau raug txo qis. Tej zaum nyob rau hauv ob peb xyoos, tus nqi yuav tsis yog qhov kev cuam tshuam rau cov neeg hloov mus rau SSDs.

Plaub. Lub neej - Tam sim no peb paub tias cov ntaub ntawv tau sau rau daim disk los ntawm cov ntaub ntawv dhau los tshem tawm. Txhua SSD muaj ib cov lej kev sau / lwv cov voj voog. Yog li, thaum koj nyob ze sau / lev lub voj voog txwv, SSD qhov kev ua tau zoo yuav cuam tshuam. Qhov nruab nrab ntawm SSD los nrog txog 1,00,000 sau / lwv cov voj voog. Tus lej finite no ua lub cim luv luv ntawm SSD.

lub qhov rais 10 tsis paub txog ethernet

5. Cia - Zoo li tus nqi, qhov no tuaj yeem ua dua ib qho kev txwv ib ntus. Raws li tam sim no, SSDs tsuas muaj nyob hauv qhov muaj peev xwm me me. Rau SSDs ntawm qhov muaj peev xwm ntau dua, ib qho yuav tsum tau tawm nyiaj ntau. Tsuas yog lub sijhawm yuav qhia tau seb peb puas tuaj yeem muaj cov SSD pheej yig nrog lub peev xwm zoo.

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