Nkhani yatsopano: Ndemanga ya Transcend MTE220S NVMe SSD drive: yotsika mtengo sizitanthauza zoyipa

Zimangochitika kuti opanga ma SSD omwe sanapezebe magulu awo a chitukuko cha olamulira, koma nthawi yomweyo sakufuna kutaya msika wa SSD kwa okonda, alibe chisankho chapadera lero. Njira yabwino kwa iwo, yowalola kuti akonzekere msonkhano wamagalimoto opindulitsa kwambiri ndi mawonekedwe a NVMe, amaperekedwa ndi kampani imodzi yokha - Silicon Motion, yomwe ili yokonzeka kupereka mayankho ovuta kuchokera kwa wolamulira wake komanso firmware yokonzeka kwa aliyense. Makampani ena, monga Phison kapena Realtek, alinso ndi tchipisi tomwe timapezeka poyera kuti asonkhanitse ma drive a NVMe, koma ndi Silicon Motion yomwe yatsogola m'derali, ikupereka mabwenzi osati ogwira ntchito kwambiri, komanso mayankho othamanga kwambiri.

Nthawi yomweyo, pakati pamitundu yayikulu yamagalimoto a NVMe omangidwa pamaziko a owongolera a Silicon Motion, simitundu yonse yomwe ingakhale yosangalatsa kwa okonda. Kampaniyi imapanga tchipisi tambirimbiri tokhala ndi magwiridwe antchito mosiyanasiyana, koma mapulatifomu osankhidwa okha ndi omwe angapereke magwiridwe antchito oyenera a SSD pamasinthidwe apamwamba kapena apamwamba. Makamaka, chaka chatha tidalankhula mwachikondi za wowongolera wa SM2262: malinga ndi miyezo ya 2018, imawoneka yokongola kwambiri, kulola kuti ma drive omwe adakhazikitsidwa nawo azigwira ntchito molingana ndi ogula abwino kwambiri a NVMe SSD kuchokera kwa opanga oyamba, kuphatikiza. Samsung, Western Digital ndi Intel.

Koma chaka chino zinthu zasintha pang'ono, popeza opanga otsogola asintha mitundu yawo yapamwamba kwambiri. Poyankha izi, Silicon Motion idayamba kupatsa anzawo mtundu wowongolera wa chaka chatha, SM2262EN, womwe umalonjezanso kuwonjezeka kwa magawo ochitira - makamaka pakujambulitsa liwiro. Zikuoneka kuti ndi ma drives otengera chip ichi chomwe chiyenera kukhala chosangalatsa kwa ogula lero omwe akuyembekeza kukhala ndi galimoto yamakono komanso yachangu ya NVMe yomwe ali nayo, koma nthawi yomweyo sakufuna kubweza ndalama zambiri chifukwa chokhala ndi malonda a A-brand. .

Mpaka posachedwa, si ambiri opanga omwe adagwiritsa ntchito chowongolera chatsopano cha SM2262EN pazogulitsa zawo. M'malo mwake, chisankhocho chinatsikira kuzinthu ziwiri: ADATA XPG SX8200 Pro ndi HP EX950. Koma tsopano galimoto yachitatu yochokera pa chip iyi yawonekera - Transcend yadziwa bwino kupanga kwake. Tidziwana ndi chinthu chatsopanochi, chotchedwa Transcend MTE220S, mu ndemangayi.

Zomwe zalowetsedwa za wodziwa uyu ndi izi. HP EX950 sichikuperekedwa ku Russia, koma ADATA XPG SX8200 Pro pakuyesa kwathu kwaposachedwa sanawonetse makhadi amalipenga apadera, opereka magwiridwe antchito pamlingo wamagalimoto pawowongolera wakale wa SM2262. Ndipo izi zikutanthauza kuti, ngakhale mawonekedwe atsopano a Silicon Image controller, palibe ma NVMe SSD omwe angapikisane ndi atsopano. Samsung 970 EVO Komanso , sitinaziwonebe. Kaya Transcend MTE220S ikhala njira yosangalatsa kwambiri poyerekeza ndi ADATA XPG SX8200 Pro ndichinthu chomwe tipeza pakuwunikaku. Koma ziyenera kutsindika nthawi yomweyo kuti ngakhale SSD iyi sikuwonetsa magawo ake othamanga, imatha kukhala yosangalatsa. Kupatula apo, Transcend inali kugulitsa pamtengo wotsika modabwitsa - osachepera otsika pagalimoto yodzaza ndi PCI Express 3.0 x4 mawonekedwe, chosungira cha DRAM ndi kukumbukira kwamitundu itatu ya TLC.

Zolemba zamakono

Tidalankhula kale mwatsatanetsatane zomwe wolamulira wa SM2262EN ndi pomwe tidadziwa ADATA XPG SX8200 Pro. Kumbali yaukadaulo, chip ichi chimamangidwa pamiyala iwiri ya ARM Cortex, imagwiritsa ntchito mawonekedwe anjira eyiti kuyang'anira kukumbukira kwa flash, ili ndi mawonekedwe a DDR3/DDR4 a buffer, ndipo imathandizira basi ya PCI Express 3.0 x4 yokhala ndi protocol ya NVM Express 1.3. . Mwa kuyankhula kwina, iyi ndi yankho lamakono komanso lodzaza ndi ma drive a NVMe, omwe alinso ndi zizindikiro zabwino kwambiri zogwirira ntchito ndipo amathandizira njira zowongolera zolakwika.

Poyambirira, wowongolera wa SM2262EN adabweretsedwanso mu Ogasiti 2017, nthawi yomweyo ndi "zosavuta" SM2262, koma adawonetsedwa ngati mtundu wake "wotsogola", womwe uyenera kuyamba pambuyo pake. Mwachiwonekere, Silicon Motion ikanati igwire mpaka 96-wosanjikiza TLC 3D NAND itawonekera pamsika, kenako ndikupereka mayankho ofulumizitsa kumapeto-kumapeto limodzi ndi kukumbukira kowala kwambiri. Komabe, dongosololi linatha chifukwa cha kusintha kwa msika: Tchipisi za NAND zinayamba kukhala zotsika mtengo, ndipo opanga kukumbukira adaganiza zochedwetsa kuyambitsa matekinoloje atsopano. Zotsatira zake, Silicon Motion idatopa ndikudikirira ndikutulutsa SM2262EN ngati chosinthira ku SM2262 ngati gawo la nsanja yomwe imagwira ntchito ndi 64-wosanjikiza TLC 3D NAND.

Nthawi yomweyo, ngati mumakhulupirira zodziwika bwino, mtundu wa nsanja wokhala ndi wowongolera wa SM2262EN umalonjezabe kusintha kwa magwiridwe antchito: mpaka 9% pakuwerenga motsatizana, mpaka 58% polemba motsatizana, mpaka 14% powerenga mwachisawawa komanso mpaka 40% polemba mwachisawawa. Koma ngati mukukhulupirira manambala awa, ndiye kuti ndi kusamala kwakukulu. Madivelopa amanena molunjika - SM2262EN sichikutanthauza kusintha kulikonse mu kapangidwe ka hardware, imagwiritsa ntchito zomangamanga zomwezo monga SM2262 wamba. Ubwino wonse umachokera pakusintha kwa mapulogalamu: nsanja zokhala ndi wowongolera watsopano zimagwiritsa ntchito kujambula mwaukadaulo kwambiri komanso ma algorithms a SLC caching. Mwa kuyankhula kwina, tikukamba za mtundu wina woyesera kudula ngodya, osati kuti akatswiri adatha kupanga mtundu wina wa njira zogwirira ntchito.

Tawona kale tanthauzo la izi poyeserera pomwe tidayesa ADATA XPG SX8200 Pro kutengera wowongolera wa SM2262EN. Kuyendetsa uku kunali kofulumira kuposa komwe kudakhazikitsira pa chipangizo cha SM2262 pamabenchmark okha, koma sikunapereke kusintha kowoneka bwino kwa magwiridwe antchito adziko lapansi. Komabe, ndi Transcend MTE220S nkhaniyo ndi yosiyana pang'ono. Kuyendetsa uku kulibe achibale apamtima pamtundu wachitsanzo, ndipo kwa Transcend iyi ndi chitsanzo chatsopano. Poganizira kuti m'mbuyomu wopanga uyu anali ndi ma NVMe SSD olowera pamndandanda wake, zomwe MTE220S zimawonekera zimawoneka zochititsa chidwi kwambiri.

Wopanga	Thirani
Mndandanda	MTE220S
Nambala yachitsanzo	Chithunzi cha TS256GMTE220S	Chithunzi cha TS512GMTE220S	Chithunzi cha TS1TMTE220S
fomu Factor	M.2 2280
mawonekedwe	PCI Express 3.0 x4 - NVMe 1.3
Mphamvu, GB	256	512	1024
Kukhazikika
tchipisi Memory: mtundu, mawonekedwe, njira ukadaulo, wopanga	Micron 64-wosanjikiza 256Gb TLC 3D NAND
Wolamulira	Chithunzi cha SMI2262EN
Buffer: mtundu, voliyumu	DDR3-1866 256 MB	DDR3-1866 512 MB	DDR3-1866 1024 MB
Kukonzekera
Max. liwiro lowerengera lokhazikika, MB/s	3500	3500	3500
Max. liwiro lokhazikika lolemba, MB/s	1100	2100	2800
Max. liwiro lowerenga mwachisawawa (ma block a 4 KB), IOPS	210 000	210 000	360 000
Max. liwiro lolemba mwachisawawa (ma block a 4 KB), IOPS	290 000	310 000	425 000
Makhalidwe akuthupi
Kugwiritsa ntchito mphamvu: osagwira ntchito / kuwerenga-kulemba, W	N / A
MTBF (nthawi yeniyeni pakati pa zolephera), maola miliyoni	1,5
Chida chojambulira, TB	260	400	800
Makulidwe onse: LxHxD, mm	80 × 22 × 3,5
kulemera, g	8
Nthawi ya chitsimikizo, zaka	5

Chosangalatsa ndichakuti, magwiridwe antchito a Transcend MTE220S ndiotsika pang'ono kuposa liwiro lomwe ADATA idalonjeza pagalimoto yake yofananira kutengera wowongolera wa SM2262EN. Zikuoneka kuti izi ndi chifukwa chakuti, ngakhale kuti MTE220S imagwiritsa ntchito hardware ndi mapulogalamu omwewo, mapangidwe ake amasiyana ndi omwe amatchulidwa. Pakuyendetsa kwake, Transcend idapanga bolodi lake losindikizidwa, pomwe, kuti lichepetse mtengo, idasiya kugwiritsa ntchito mawonekedwe a 32-bit DRAM buffer kuti igwirizane ndi ndalama zambiri, 16-bit. Zotsatira zake, kuthamanga kwachangu kowerengera ndi kulemba kumachepetsedwa, ndipo izi zimawonekera makamaka mu mtundu wa 512 GB wagalimoto.

Komabe, SLC caching pa Transcend MTE220S imagwira ntchito chimodzimodzi ndi ma drive ena omwe ali ndi wolamulira wa SM2262EN. Cache imagwiritsa ntchito chiwembu champhamvu pomwe gawo la kukumbukira kwa TLC kuchokera pagulu lalikulu limasamutsidwa kupita kumayendedwe othamangitsidwa pang'ono. Kukula kwa cache kumasankhidwa kuti pafupifupi theka la kukumbukira kwaulele kwaulere kumagwira ntchito mu SLC mode. Choncho, pa liwiro lalikulu, MTE220S ikhoza kulemba kuchuluka kwa deta yomwe ili pafupifupi gawo limodzi mwa magawo asanu ndi limodzi a kukula kwa malo omwe alipo pa SSD, koma ndiye kuti liwiro lidzachepa kwambiri.

Izi zitha kuwonetsedwa ndi chithunzi chotsatirachi, chomwe chikuwonetsa momwe magwiridwe antchito amasinthira mosalekeza pa Transcend MTE220S yopanda kanthu yokhala ndi 512 GB.

Mumayendedwe othamanga, kujambula kumachitika mu SLC mode, mtundu wa 512 GB wa MTE220S umapereka magwiridwe antchito a 1,9 GB/s. Mu mawonekedwe a TLC, mndandanda wa kukumbukira kwa flash umagwira ntchito pang'onopang'ono, ndipo malo aulere mu cache a SLC atha, liwiro limatsika mpaka 460 MB / s. Grafu ikuwonetsanso njira yachitatu yothamanga - 275 MB / s. Kuchita panthawi yolemba motsatizana kumatsika mpaka pamtengo uwu ngati palibenso kukumbukira kwaulere kwaulere, ndipo kuti aikemo zina zowonjezera, wolamulira ayenera choyamba kusintha maselo omwe amagwiritsidwa ntchito pa cache ya SLC kukhala TLC wamba - mode. Zotsatira zake, zikuwoneka kuti liwiro lojambulira mosalekeza pa Transcend MTE220S 512 GB "kuyambira koyambira mpaka kumapeto" ndi pafupifupi 410 MB / s, ndipo zimatengera mphindi 21 kuti mudzaze galimotoyi ndi deta. Ichi sichizindikiro chabwino kwambiri: mwachitsanzo, Samsung 970 EVO Plus yomweyo imatha kudzazidwa kwathunthu mumphindi 10 zokha.

Nthawi yomweyo, cache ya Transcend MTE220S SLC ili ndi mawonekedwe apadera omwe tidapeza mu ADATA XPG SX8200 Pro. Deta kuchokera kwa izo sizimasamutsidwa kumakumbukidwe wamba nthawi yomweyo, koma pokhapokha zitakhala zodzaza ndi magawo atatu. Izi zimakuthandizani kuti mukwaniritse kuthamanga kwambiri pakuwerenga mukamapeza mafayilo omwe angolembedwa kumene. Izi sizimamveka kwenikweni pakugwiritsa ntchito SSD, koma zimathandizira kwambiri kuyendetsa pama benchmarks, omwe makamaka amayesa zolemba zowerengera.

Momwe izi zimawonekera muzochita zitha kuyesedwa pogwiritsa ntchito chithunzi chotsatirachi cha liwiro lowerenga mwachisawawa mukapeza fayilo, nthawi yomweyo itangolengedwa, komanso liti, kutsatira fayiloyi, zambiri zinalembedwa ku SSD.

Apa mutha kuwona momveka bwino nthawi yomwe wowongolera amasuntha fayilo yoyeserera kuchokera ku cache ya SLC kupita ku kukumbukira kwakukulu, popeza liwiro laling'ono lowerengera panthawiyi likutsika pafupifupi 10%. Ndi liwiro locheperako lomwe ogwiritsa ntchito amayenera kuthana nalo nthawi zambiri, popeza palibe njira zosinthira deta kuchokera ku kukumbukira kwa TLC kupita ku cache ya SLC zomwe zimaperekedwa mu Transcend MTE220S firmware, ndipo mafayilo amatha kuchedwa mu cache ya SLC. kokha ngati galimotoyo ikhalabe yaulere kuposa 90 peresenti panthawi yogwira ntchito.

Mwanjira ina, pogwira ntchito ndi cache ya SLC, Transcend MTE220S imasiyana pang'ono ndi ma drive ena kutengera wowongolera wa SM2262EN. Koma izi sizikutanthauza kuti ndizofanana ndi ADATA XPG SX8200 Pro mwanjira iliyonse. Malingaliro a Transcend ali ndi mwayi waukulu wa dongosolo losiyana - ma voliyumu olemberanso apamwamba omwe amaloledwa ndi zitsimikiziro. Popanda kutaya, kuyendetsako kumatha kulembedwanso nthawi 800, ndi mtundu wa 256 GB kuposa nthawi za 1000. Zizindikiro zotere zazomwe zalengezedwa zimatipatsa chiyembekezo kuti kwa MTE220S wopanga amagula kukumbukira kwapamwamba kwambiri, ndipo izi zikutanthauza kuti kudalirika kwenikweni kwagalimoto kumatha kukhutiritsa ngakhale ogwiritsa ntchito omwe sanakhulupirirebe TLC 3D NAND. .

Mawonekedwe ndi makonzedwe amkati

Kuti mudziwe zambiri, malinga ndi mwambo, chitsanzo cha Transcend MTE220S chokhala ndi mphamvu ya 512 GB chinasankhidwa. Sizinawonetse zodabwitsa ndi maonekedwe ake; ndi galimoto yokhazikika mu M.2 2280 form factor, yomwe imagwira ntchito kudzera pa PCI Express 3.0 x4 basi ndikuthandizira NVM Express protocol version 1.3. Komabe, mtundu wa kulongedza ndi kutumiza kwa MTE220S kumabweretsa mayanjano olimba ndi zinthu zotsika mtengo zogula. Kampaniyo idagulitsa ngakhale bajeti yopanda malire ya SSD MTE110S mubokosi lodzaza, ndipo chatsopanocho chomwe chikufunsidwa, chomwe chili ngati yankho lapamwamba kwambiri, chinapezeka kuti chinayikidwa mu chithuza, chomwe, kupatulapo M.2 drive board palokha, ilibe kanthu nkomwe. Zonsezi ndi zofanana kwambiri ndi momwe makhadi a microSD amaperekedwa kumsika, ndipo, mwachiwonekere, amakhala ndi cholinga chochepetsera ndalama zowonjezera. Komabe, palibe amene angasankhebe SSD kutengera ma CD ake.

SSD yokha ilibe mawonekedwe owoneka bwino. Mapangidwe ake samaphatikizapo ma radiator, ndipo chomata sichikhala ndi chojambula chowongolera kutentha. Ponseponse, Transcend MTE220S imawoneka ngati chinthu cha OEM kuposa yankho la okonda. Malingaliro awa akugogomezedwa ndi textolite ya bolodi losindikizidwa lozungulira la mtundu wobiriwira wa theka loyiwalika ndi chizindikiro cha utilitarian chomwe chilibe zizindikiro za mapangidwe ndipo chimakhala ndi chidziwitso chokha chautumiki.

Kapangidwe ka bolodi la MTE220S sitingatchulidwe kuti ndi wamba - mwachiwonekere, akatswiri a Transcend adazisintha pazosowa zawo. Osachepera, galimoto ya ADATA XPG SX8200 Pro yomwe tidakambirana kale, ngakhale tidagwiritsa ntchito nsanja yofananira, idawoneka yosiyana kwambiri. Komabe, mankhwala atsopano a Transcend asungabe magawo awiri a zigawo, kotero MTE2S sangakhale yoyenera kwa "otsika" M.220 mipata, yomwe imapezeka mu laptops woonda.

Gulu la kukumbukira kwa flash lomwe lili pa MTE220S 512 GB limapangidwa ndi tchipisi zinayi zokhala ndi zilembo za Transcend. Zimadziwika kuti mkati mwa tchipisi chilichonse muli makhiristo anayi a 256-gigabit a 64-wosanjikiza Micron TLC 3D NAND kukumbukira m'badwo wachiwiri. Transcend amagula zokumbukira zotere kuchokera ku Micron ngati zophika zolimba, koma zimatengera kudula, kuyesa ndi kuyika makristalo a silicon kukhala tchipisi, zomwe zimalola kupulumutsa kowonjezerapo.

Muyeneranso kulabadira chipangizo cha DDR4-1866 SDRAM, chomwe chili pafupi ndi chip SM2262EN base controller chip. Imagwira ntchito ngati chotchinga chosungira kopi ya tebulo lomasulira adilesi, koma chofunikira apa ndikuti galimoto yomwe ikufunsidwa ili ndi chipangizo chimodzi chokha, chopangidwa ndi Samsung, chokhala ndi mphamvu ya 512 MB. Timayang'anitsitsa izi, popeza ma SSD ena omwe ali ndi wolamulira wa SM2262EN amakhala ndi buffer ya DRAM yofulumira nthawi zambiri imakhala ndi tchipisi tokhala ndi theka la voliyumu. Zotsatira zake, Transcend MTE220S imagwira ntchito ndi buffer ya DRAM kudzera pa 16-bit m'malo mwa basi ya 32-bit, yomwe mwachidziwitso imatha kuwononga magwiridwe antchito panthawi ya block-block. Komabe, chikoka cha chinthu ichi sichiyenera kuchulukitsidwa: basi ya 32-bit RAM ndi gawo lapadera la nsanja ya SM2262 / SM2262EN, pamene olamulira ena a SSD amagwiritsa ntchito buffer ya DRAM ndi basi ya 16-bit ndipo samavutika ndi izi. zonse.

Software

Kuti agwiritse ntchito zopangira zake, Transcend imapanga chida chapadera cha SSD Scope. Kuthekera kwake kumakhala pafupifupi kwazinthu zamapulogalamu akalasi iyi, koma zina mwazomwe zimachitika nthawi zonse sizimathandizidwa pazifukwa zina.

SSD Scope imakulolani kuti muwone momwe galimotoyo ikuyendetsedwera ndikuyesa thanzi lake mwa kupeza SMART telemetry.

Chidacho chilinso ndi chida chopangira ma cloning disk, chomwe chimakupatsani mwayi wosinthira makina ogwiritsira ntchito mwachangu komanso mosavutikira ndikuyika mapulogalamu ku SSD yomwe yangogulidwa kumene. Kuphatikiza apo, SSD Scope imatha kuwongolera kutumiza kwa lamulo la TRIM pagalimoto.

Kwa ma SATA SSD, Scope imathanso kupereka cheke chowunikira pazolakwika kapena njira ya Secure Erase flash. Koma ndi Transcend MTE220S, ntchito zonsezi sizigwira ntchito pazifukwa zina.

Source: 3dnews.ru