DDR5 Memory for Database Servers: Next-Generation Performance and Reliability

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Iphepha Lesi

Izinkomo

Ngiyabuzisa

Iphutha

Vumela Nethu

imemori ye-ddr5 yamaseva edatha

Imemori ye-DDR5 yezinhlayiya zedatha kuyindlela ephambene ngokukhulu etekweni yolayisha idatha, inikeza ukusebenza okungaphezulu neffi shensi yekhasimende yabasebenzi besisekelo esishisonke. Lesi standad enguqukileyo yenqanawa liphumela kakhulu idatha ngezindaba ezifinyelela ku-6400 MT/s, okwakuyilapha kabili sokusa emuva kwe-DDR4. I-architecture yenxenye ikusetshenzisa imininingwano yokulungisa amaphoyinti ngokusetshenziswa kwe-ECC ephelele, ukuze ikhombise ukuthi idatha iyisethunywa nezinhloso zolayisho. Ngokwehlukaniswa kwamandla aphezulu kuya kwi-1.1V kusuka kwi-1.2V ye-DDR4, imoduli ye-DDR5 yenmemori iyimala amandla ngokungcono noma kunemisebenzi encane. Ithekweni kunezibonelo efanayo zokuhlelwa kwegama, ngenxa lenye le-DIMM ikhankanya izinkomba ezimbili ezingenasipho ze-32-bit, ngalokho kuyindlela ebonisa iphumenyuka yememori elitholakala kuzindlela zokusebenzela. Lokhu kuyindlela ebalulekile kakhulu ekujuleni kwezincomo ezikhulu zedatha, izincazo ezinjengezu nezinhlayishi zokusebenza okuphezulu. Imemori wenxenye inikeza i-Power Management ICs (PMIC) esetshenziswe ukulawula ukwahluka kwezimpilo, okwenza ukusebenza kwayo kuhlale kanye futhi kuncane ukuchazwa kohlaka. Lezi zici zenza ukuthi imemori ye-DDR5 iyisicathami esibalulekile kuzinhlayishi zedatha zeshesho, zenza ukuthi izinqubo zokubuza zenze ngokushesha, ukuthuthukiswa kwezinye izinto, nokuthuthukiswa kwesipo sonke sokuqhutywa.

Imikhiqizo edumile

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HPE 64GB (1x64GB) Dual Rank x4 DDR4-2933 CAS-21-21-21 Registered Smart Memory Kit

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HPE 300GB SAS 12G Enterprise 15K SFF (2.5in) SC 3yr Wty Ukhetho Lwesibhedlela Olulandelayo HDD

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HPE 300GB SAS 12G Umsindo Wesibizo 10K SFF (2.5in) SC 3nyawulo Amahhori Wty Firmewesha Elidigishaleni Lohhadi

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HPE 1.8TB SAS 12G iNkqubo 10K SFF (2.5in) SC 3namhlanu Wty 512e Umsindo Wesibhedlela Olulandelayo HDD

Imemori ye-DDR5 yezinhlahlakahle zedatha ibonisa amatholakalela amaningi aqondisa kahle ukusebenza nokulandelana kwedatha. Ubunzima obukhulu obuyela ku-6400 MT/s bunceda ukufinyelela nekuprosesa kwezinto ngokushesha, kubeke izikhathi zokuphendula iquery futhi kubeke ukusebenza okujwayelekileyo kwedatha. I-ECC (Error Correction Code) enhle impumelela ukuthi isistimu sibeke kakhulu futhi siphazamise amathuba okungcolwa kwedatha, ukuze kubeke ukulandelana kwezinselelo eziphambene nezimalayezo. Ukubeke kwezindleko zokusebenza, ngenxa yokusebenzisa ivolti elincane lama-1.1V, kubeke ukusetshenziswa kwamandla futhi ukudinga ukulula, ukuze kubeke izindleko zokusebenzisa idatha sente. Isakhiwo se-dual-channel ngasikhala singcina ubunzima bebandwidth, kubeke ukusebenzisa kahle kwezinselelo ezijwayelekileyo zedatha nezicelo zomsebenzisi oludlule. Ama-Power Management ICs ongenhla unike amandla we-voltage regulation futhi anike amandla aphezulu, ukuze kubeke ukusebenza okubalulekileyo phakathi kwezilayezo ezinkulu. Ubukhulu obukhona obuphezulu, uyela ku-512GB ngasikhala, kubeke ukuthi kubekwe idatha enkulu endaweni ethotweni futhi kubeke ukuthenga kwe-cache. Isisitemu esiphezulu sokuhlela ukusibhacela kubeke ukuthi izinselelo ezenziwa zingasekhona zithinte izinselelo eziphambene, ukuze kubeke ukusebenza okujwayelekileyo. Lezi zimfihlakalo zenza ukuthi imemori ye-DDR5 ibe yimali engcono kakhulu abantu abasebenzisa idatha enkulu, amaphothifoliyo wokuvavanya ngokushesha, noma amasoftwe e-computing adonsela kakhulu ekuxazeneni kwezimemo.

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Ummeleli wethu uzokuthinta masisha.

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imemori ye-ddr5 yamaseva edatha

imemori DDR5 ayinalungelo

imemori ye-upgrade yeddr5

ukupheka imemori yeddr5

ukwanda lwe-ddr5 ye-HPC

i-brand leddr5 memory

imemori ye-ddr5 yekhewa

Ukusebenza Okuningi Nangokubanzi

Isinkwa sabandla DDR5 sokuthuthukiswa kwayo esenza imiphumela emelwe ngokuphezulu yezinhloti zodatibase ngenxa yendawo yokulandela nezindlela ezinhle. Lokhu teknoloji ithola amathimeli wehlobo ku-6400 MT/s, okuhlanganisa ukuthuthukiswa mkhulu kulawo wokuqala. Lokhu kudinga kwabanzi kungcono kakhulu yezinyathelo zedatibase ezidinga ukufinyelela nokuthwebula datha ngokushesha. Indawo yabandla lekandela, enenye indawo evelayo ye-32-bit ngamodule, iyadubula kahle idatha engeza kuleli bandla lokusebenza ngokwengeziwe. Lokhu kungenzeka ukusebenzela okungcono komaphakathi amaningi edatibase, ukuthuthuka kwegatshana datha, nokuthuthukiswa kwesikhwama sokuzilolwa ngokusheshayo. Ibandla eliphezulu linalo inzuzo yokuxazulula datha ngokushesha phakathi kwekhanda neyiprocesi, lithula izindawo eziphansi kakhulu ezikhathini zokusebenza okuphezulu.

Ukulungisa Imposiso Fane Nokubambisana

Imemori ye-DDR5 ibandela imikoridheli yokuqinisekisa iphutha eyinhle ngokuhlinzeka kwezicelo nezinhlobo zedatha kuzindlela zezinhleli zedatha. Incazelo ye-ECC engaphakathi kwachiphi ikhonza ukwengeza inkawulo yokulinda kudatha ephatheniwe, ihlangana nobude bokwenzekile phambi kokuba kube yinkimbuka yesistimu. Lokhu kudingekile kakhulu ukugcina ubunxibelelwano bezinhleli zedatha nokukhupha izinhleli zokuvikela xa kusebenzwa amasevisi okhetjhe. Iziphumo ezinhle zokuhlola iphutha zikunceda ukuncitshiselwa ukwehluka kwezinhleli futhi ukwenziwa kwamadatha aphathekile, lokhu kubangela ukusebenza okungenabangela nezindlela zokulungiswa. Lo tekinoloji nawe inebandla le-refresh management eyenkisela ukwehluka kwezinyathelo zemva esebenza ngazo.

Ukulawula Amathambo Nezinsizakwana

Izindawo zokuphatha amandla ase DDR5 ikhombisa uhlelo oluhle kakhulu ngokusebenzisa nezinhloso yezinhlanganisela ezisebenzayo. Lapho isebenza ku-1.1V, izinkomba zokugcinwa amandla zindleke amandla futhi zinikeza imiphumela evelayo kunazo zonke izinyanya ezifika phezu. I-Power Management ICs (PMIC) ezifakwe phezulu zinikeza ukulungiswa nokwahlukaniswa kwevholthage okuphephile, ukuqinisekisa ukusebenza okuphephile lapho kushintshana izimo zokusebenza. Le hlelo lobuncophi bemandla likhokha amathimele wokusebenzisa nezidingo zokucula emkhumbini. Inqubomgomo yokuthola amagigayithi angaphezulu, ekuvikela inani eliphezulu le-512GB ngasinye isihlangothi, sinikela amandla ukuthola izinhlangano ezinciyile kakhulu nezinhlelo zokugcina okungcono. Lokhu konke kwenza umodolo olinganayo neyodwa yokugcinwa kwamandla owasetshenziselwa kakhulu.