Thaum muas lub laptop tshiab, tej zaum koj yuav tau pom cov neeg sib cav seb lub cuab yeej nrog ib qho HDD zoo dua los yog ib qho nrog SSD . HDD yog dab tsi ntawm no? Peb txhua tus paub txog lub hard disk drive. Nws yog ib tug loj cia khoom siv feem ntau nyob rau hauv PCs, laptops. Nws khaws cov kev khiav hauj lwm thiab lwm yam kev pab cuam. Ib qho SSD lossis Solid-State drive yog lwm txoj hauv kev tshiab rau Hard Disk Drive ib txwm muaj. Nws tau los rau hauv kev ua lag luam ntau tsis ntev los no es tsis txhob ntawm lub hard drive, uas yog thawj qhov chaw cia khoom rau ntau xyoo.
Txawm hais tias lawv txoj haujlwm zoo ib yam li lub hard drive, lawv tsis tau tsim zoo li HDDs lossis ua haujlwm zoo li lawv. Cov kev sib txawv no ua rau SSDs tshwj xeeb thiab muab cov cuab yeej siv qee cov txiaj ntsig dhau lub hard disk. Qhia rau peb paub ntau ntxiv txog Solid-State Drives, lawv cov architecture, kev ua haujlwm, thiab ntau ntxiv.
Cov ntsiab lus[ zais ]
- Solid-State Drive (SSD) yog dab tsi?
- SSDs - keeb kwm luv luv
- Solid State Drives ua haujlwm li cas?
- Vim li cas SSD siv?
- Hom SSDs
- SSDs puas tuaj yeem siv rau txhua lub PC?
- Kev txwv
Solid-State Drive (SSD) yog dab tsi?
Peb paub tias kev nco tuaj yeem yog ob hom - volatile thiab non-volatile . Ib qho SSD yog ib qho khoom siv tsis muaj hluav taws xob. Qhov no txhais tau hais tias cov ntaub ntawv khaws cia ntawm SSD tseem nyob txawm tias tom qab lub hwj chim nres. Vim lawv cov architecture (lawv yog tsim los ntawm lub flash controller thiab NAND flash memory chips), solid-state drives kuj hu ua flash drives lossis solid-state disks.
SSDs - keeb kwm luv luv
Hard disk drives feem ntau yog siv los ua cov khoom siv khaws cia rau ntau xyoo. Tib neeg tseem ua haujlwm ntawm cov khoom siv nrog lub hard disk. Yog li, dab tsi tau thawb tib neeg los tshawb nrhiav lwm qhov chaw khaws khoom loj? SSDs tau los ua li cas? Cia peb saib me me rau hauv keeb kwm kom paub qhov kev txhawb siab tom qab SSDs.
Nyob rau xyoo 1950, muaj 2 lub thev naus laus zis siv zoo ib yam li txoj kev SSDs ua haujlwm, uas yog, lub cim xeeb sib nqus thiab daim npav-capacitor nyeem nkaus xwb. Txawm li cas los xij, lawv sai sai ploj mus rau hauv oblivion vim muaj qhov pheej yig dua nruas cia chav tsev.
Cov tuam txhab xws li IBM siv SSDs hauv lawv cov supercomputers thaum ntxov. Txawm li cas los xij, SSDs tsis tau siv ntau zaus vim tias lawv kim heev. Tom qab ntawd, xyoo 1970, ib lub cuab yeej hu ua Electrically Alterable ROM tau tsim los ntawm General Instruments. Qhov no, ib yam nkaus, tsis kav ntev. Vim muaj teeb meem durability, cov cuab yeej no kuj tsis tau txais koob meej.
Xyoo 1978, thawj SSD tau siv hauv cov tuam txhab roj kom tau txais cov ntaub ntawv seismic. Xyoo 1979, lub tuam txhab StorageTek tau tsim thawj RAM SSD thawj zaug.
RAM -based SSDs tau siv sijhawm ntev. Txawm hais tias lawv tau nrawm dua, lawv tau siv CPU ntau dua thiab kim heev. Thaum xyoo 1995, flash-based SSDs tau tsim. Txij li thaum qhia txog flash-based SSDs, qee qhov kev lag luam kev lag luam uas xav tau qhov tshwj xeeb MTBF (lub sijhawm nruab nrab ntawm qhov ua tsis tiav) tus nqi, hloov HDDs nrog SSDs. Solid-state drives muaj peev xwm tiv taus kev poob siab, kev co, kub hloov. Yog li lawv tuaj yeem txhawb nqa tsim nyog MTBF cov nqi.
Solid State Drives ua haujlwm li cas?
SSDs yog tsim los ntawm kev sib txuas ua ke sib txuas cov cim xeeb hauv kab sib chaws. Cov chips yog ua los ntawm silicon. Tus naj npawb ntawm cov chips hauv pawg tau hloov pauv kom ua tiav qhov sib txawv. Tom qab ntawd, lawv tau nruab nrog lub qhov rooj vag transistors los tuav tus nqi. Yog li ntawd, cov ntaub ntawv khaws cia tau khaws cia hauv SSDs txawm tias lawv raug txiav tawm ntawm lub zog hluav taws xob.
Txhua SSD tuaj yeem muaj ib qho ntawm cov peb hom nco - ib-theem, multi-level los yog triple-level cells.
ib. Ib qib cell yog qhov ceev tshaj plaws thiab ruaj khov ntawm txhua lub hlwb. Yog li, lawv yog cov kim tshaj plaws thiab. Cov no yog tsim los tuav ib me ntsis ntawm cov ntaub ntawv ntawm txhua lub sijhawm.
ob. Multi-level cells tuaj yeem tuav ob cov ntaub ntawv. Rau qhov chaw muab, lawv tuaj yeem tuav cov ntaub ntawv ntau dua li ib-theem cell. Txawm li cas los xij, lawv muaj qhov tsis zoo - lawv qhov kev sau ntawv qeeb.
3. Triple-theem hlwb yog cov pheej yig tshaj ntawm ntau ntau. Lawv tsis tshua muaj zog. Cov hlwb no tuaj yeem tuav 3 cov ntaub ntawv hauv ib lub xov tooj. Lawv sau ceev yog qhov qeeb tshaj plaws.
Vim li cas SSD siv?
Hard Disk Drives tau lub neej ntawd cia khoom rau systems, ntev heev. Yog li, yog tias cov tuam txhab hloov mus rau SSDs, tej zaum muaj qhov laj thawj zoo. Cia peb tam sim no saib vim li cas qee lub tuam txhab nyiam SSDs rau lawv cov khoom.
Hauv ib txwm HDD, koj muaj lub cev muaj zog los tig lub platter, thiab R / W lub taub hau txav. Hauv SSD, kev khaws cia tau saib xyuas los ntawm flash nco chips. Yog li, tsis muaj qhov txav mus los. Qhov no txhim khu lub durability ntawm lub cuab yeej.
Hauv cov khoos phis tawj nrog lub hard drive, cov cuab yeej cia yuav siv lub zog ntau dua los tig lub platter. Txij li thaum SSDs tsis muaj qhov txav mus los, laptops nrog SSDs siv zog tsawg dua. Thaum cov tuam txhab ua haujlwm los tsim cov hybrid HDDs uas siv lub zog tsawg dua thaum tig, cov khoom siv hybrid no tej zaum yuav siv lub zog ntau dua li lub zog-xeev tsav.
Zoo, nws zoo li tsis muaj qhov txav mus los nrog ntau cov txiaj ntsig. Ntxiv dua thiab, tsis muaj spinning platters lossis txav R / W taub hau txhais tau tias cov ntaub ntawv tuaj yeem nyeem los ntawm tus tsav yuav luag tam sim ntawd. Nrog SSDs, latency txo qis heev. Yog li, cov tshuab nrog SSDs tuaj yeem ua haujlwm sai dua.
Pom zoo: Microsoft Word yog dab tsi?
HDDs yuav tsum tau ua tib zoo saib xyuas. Raws li lawv muaj qhov txav mus los, lawv muaj kev nkag siab thiab tsis yooj yim. Qee zaum, txawm tias me me vibration los ntawm ib qho poob tuaj yeem ua rau puas tsuaj HDD . Tab sis SSDs muaj qhov siab tshaj ntawm no. Lawv tuaj yeem tiv taus qhov cuam tshuam zoo dua li HDDs. Txawm li cas los xij, txij li lawv muaj tus lej kawg ntawm kev sau ntawv, lawv muaj lub neej ruaj khov. Lawv yuav siv tsis tau thaum lub voj voog sau tag.
Hom SSDs
Qee yam ntawm SSDs tau cuam tshuam los ntawm lawv hom. Hauv seem no, peb yuav tham txog ntau hom SSDs.
ib. 2.5 – Piv rau tag nrho cov SSDs ntawm cov npe, qhov no yog qhov qeeb tshaj plaws. Tab sis nws tseem ceev dua HDD. Hom no muaj nyob ntawm tus nqi zoo tshaj ib GB. Nws yog hom SSD feem ntau siv niaj hnub no.
ob. mSATA - m sawv rau mini. mSATA SSDs sai dua 2.5 ib qho. Lawv nyiam nyob rau hauv cov khoom siv (xws li laptops thiab phau ntawv sau) qhov chaw tsis yog khoom kim heev. Lawv muaj ib daim ntawv me me. Thaum lub rooj tsav xwm hauv Circuit Court hauv 2.5 kaw, cov hauv mSATA SSDs yog liab qab. Lawv hom kev sib txuas kuj txawv.
3. SATA II - Qhov no muaj kev sib txuas uas yog SSD thiab HDD raws. Qhov no tau nrov thaum tib neeg pib hloov mus rau SSD los ntawm HDD. Nws yog qeeb ceev ntawm 550 MBps. Lub tsav txuas nrog lub motherboard siv lub qaum hu ua SATA cable kom nws tuaj yeem ua rau me ntsis cluttered.
Plaub. PCIe – PCIe sawv cev rau Peripheral Component Interconnect Express. Qhov no yog lub npe muab rau lub qhov rooj uas feem ntau yog tsev graphic cards, suab phaib, thiab lwm yam. PCIe SSDs siv qhov no. Lawv yog cov ceev tshaj plaws ntawm tag nrho cov thiab ib txwm, kim tshaj plaws thiab. Lawv tuaj yeem ncav cuag qhov nrawm uas yuav luag plaub npaug siab dua li ntawm ib SATA tsav .
5. M.2 – Zoo li mSATA tsav, lawv muaj lub rooj tsav xwm liab qab. M.2 drives yog lub cev tsawg tshaj plaws ntawm txhua hom SSD. Cov no dag smoothly tiv thaiv lub motherboard. Lawv muaj tus pin txuas me me thiab siv qhov chaw me me. Vim lawv qhov me me, lawv tuaj yeem ua kub sai, tshwj xeeb tshaj yog thaum lub siab ceev. Yog li, lawv tuaj nrog lub teeb tsa hauv cov khoom siv hluav taws xob / hluav taws xob hluav taws xob. M.2 SSDs muaj nyob rau hauv SATA thiab PCIe hom . Yog li ntawd, M.2 tsav tuaj yeem sib txawv qhov ntau thiab tsawg. Thaum mSATA thiab 2.5 tsav tsis tuaj yeem txhawb NVMe (uas peb yuav pom tom ntej), M.2 tsav tuaj yeem.
6. NVMe - NVMe sawv rau Tsis-Volatile Memory express . Cov kab lus hais txog kev sib cuam tshuam 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 qhov nrawm.
SSDs puas tuaj yeem siv rau txhua lub PC?
Yog tias SSDs muaj ntau heev los muab, Vim li cas lawv tsis tau hloov tag nrho HDDs ua lub ntsiab cia khoom? Ib qho tseem ceeb cuam tshuam rau qhov no yog tus nqi. Txawm hais tias tus nqi ntawm SSD tam sim no tsawg dua li qhov nws yog, thaum nws tau nkag mus rau hauv kev ua lag luam, HDDs tseem yog qhov kev xaiv pheej yig dua . Piv nrog rau tus nqi ntawm lub hard drive, SSD tuaj yeem raug nqi yuav luag peb lossis plaub zaug siab dua. Tsis tas li ntawd, thaum koj nce lub peev xwm ntawm tus tsav, tus nqi sai sai sai. Yog li ntawd, nws tseem tsis tau dhau los ua kev xaiv nyiaj txiag rau txhua lub tshuab.
Kuj Nyeem: Xyuas seb koj lub Drive yog SSD lossis HDD hauv Windows 10
Lwm qhov laj thawj vim li cas SSDs tsis tau hloov tag nrho HDDs yog lub peev xwm. Ib qho kev sib raug zoo nrog SSD tuaj yeem muaj lub zog ntawm 512GB txog 1TB. Txawm li cas los xij, peb twb muaj HDD tshuab nrog ntau terabytes ntawm kev cia. Yog li ntawd, rau cov neeg uas tab tom saib lub peev xwm loj, HDDs tseem yog lawv txoj kev xaiv.
Kev txwv
Peb tau pom keeb kwm tom qab kev txhim kho SSD, yuav ua li cas SSD tau tsim, cov txiaj ntsig nws muab, thiab vim li cas nws tseem tsis tau siv rau txhua lub PCs / laptops tseem. Txawm li cas los xij, txhua qhov kev tsim kho tshiab hauv thev naus laus zis los nrog nws cov teeb meem tsis zoo. Dab tsi yog qhov tsis zoo ntawm lub zog-xeev tsav?
ib. Sau ceev – Vim tsis muaj qhov txav mus los, SSD tuaj yeem nkag tau cov ntaub ntawv tam sim ntawd. Txawm li cas los xij, tsuas yog latency tsawg. Thaum cov ntaub ntawv yuav tsum tau sau rau ntawm lub disk, cov ntaub ntawv yav dhau los yuav tsum tau muab tshem tawm ua ntej. Yog li, kev sau ntawv ua haujlwm qeeb ntawm SSD. Qhov sib txawv ceev yuav tsis pom rau cov neeg siv nruab nrab. Tab sis nws yog qhov tsis zoo heev thaum koj xav hloov cov ntaub ntawv loj heev.
ob. Cov ntaub ntawv poob thiab rov qab - Cov ntaub ntawv deleted ntawm solid-state drives ploj mus tas li. Txij li thaum tsis muaj cov ntaub ntawv thaub qab, qhov no yog qhov tsis zoo. Kev poob mus tas li ntawm cov ntaub ntawv rhiab tuaj yeem yog qhov txaus ntshai. Yog li, qhov tseeb tias ib tus tsis tuaj yeem rov qab tau cov ntaub ntawv poob los ntawm SSD yog lwm qhov kev txwv ntawm no.
3. Nqi - Qhov no tuaj yeem yog qhov txwv ib ntus. Txij li SSDs yog cov thev naus laus zis tshiab, nws tsuas yog ntuj uas lawv kim dua li HDDs ib txwm muaj. Peb tau pom tias tus nqi tau txo qis. Tej zaum nyob rau hauv ob peb xyoos, tus nqi yuav tsis muaj kev cuam tshuam rau tib neeg hloov mus rau SSDs.
Plaub. Lifespan - Tam sim no peb paub tias cov ntaub ntawv raug sau rau hauv disk los ntawm kev tshem tawm cov ntaub ntawv dhau los. Txhua SSD muaj cov txheej txheem sau / tshem tawm. Yog li, thaum koj nyob ze ntawm kev sau / tshem tawm lub voj voog txwv, SSD qhov kev ua tau zoo yuav raug cuam tshuam. Qhov nruab nrab SSD tuaj nrog txog 1,00,000 sau / tshem tawm mus. Tus lej kawg no ua rau lub neej luv ntawm SSD.
5. Cia - Zoo li tus nqi, qhov no tuaj yeem yog qhov kev txwv ib ntus. Txog tam sim no, SSDs tsuas muaj nyob rau hauv lub peev xwm me me xwb. Rau SSDs uas muaj peev xwm ntau dua, ib qho yuav tsum tau them nyiaj ntau. Tsuas yog lub sijhawm yuav qhia seb peb puas tuaj yeem muaj SSDs pheej yig nrog lub peev xwm zoo.
Elon Decker Elon yog tus kws sau ntawv thev naus laus zis ntawm Cyber S. Nws tau sau cov lus qhia yuav ua li cas txog 6 xyoo tam sim no thiab tau hais txog ntau yam. Nws nyiam npog cov ncauj lus hais txog Windows, Android, thiab cov lus qhia tshiab thiab cov lus qhia.