Akwai mutanen da suke son yin amfani da abubuwa masu inganci daga ɓangaren kamfanoni a cikin rayuwarsu ta yau da kullun. Suna son tabbatar da cewa SSD ɗin su ba zai mutu kwatsam ba saboda gazawar wutar lantarki ko lokacin zazzage manyan rafukan 4K yau da kullun akan rarrabuwar NTFS tare da ko a lokacin hadawa na gaba na Gentoo daga tushe.
Tabbas, irin waɗannan tsoro ba safai suke faruwa ba a aikace, amma yana da kyau a yi amfani da SSD tare da Kariyar Asarar Wuta (, , ), wanda ke da albarkatun rikodi kusan mara iyaka. Kuma ko da ƙarfinsa ya zama ƙanƙanta don ayyukan yau da kullun, ana iya amfani da shi azaman filasha ko ƙarin faifai, ana ba shi kyauta ko siyarwa.
Wannan labarin yana ba da jerin SSDs na kasuwanci tare da ƙarfin 1.92TB, waɗanda yanzu sun faɗi cikin farashi zuwa matakin SSDs masu amfani (<$ 300), amma suna da albarkatun rubutu na 2 Petabytes ko fiye.
Don haka, godiya ga rugujewar kwanan nan a farashin SSD, za mu iya samun damar shigar da dodanni na uwar garken terabyte a cikin kwamfutoci na gida da kwamfyutoci.
SATA III da kansa ba a haɓaka shi ba na dogon lokaci, don haka SSDs da aka saki don amfani da kamfanoni shekaru da yawa da suka gabata har yanzu sun dace da haɓaka kwamfyutocin kwamfyutoci ko tebur tare da ƙirar SATA, amma farashin su ya ragu sosai.
Ina la'akari da wannan girman ~ 2TB ya zama mafi kyau lokacin haɓaka tsohon tsarin:
- Wannan shine matsakaicin girman da MBR ke goyan bayan. Don haka, idan BIOS ɗinku baya goyan bayan UEFI, to wannan shine zaɓinku. Kuna kunna tsarin faifan ku zuwa rufi (mahimmanci ga kwamfyutoci masu faifai guda ɗaya).
- Waɗannan faifai suna da girman ɓangaren 512 bytes, wanda ke ba su damar amfani da kowace software. Ko da Windows XP.
Baya ga babban albarkatun rikodi, SATA SSDs na kamfani sun bambanta:
- Kariyar abinci mai gina jiki. A cikin yanayin gazawar wutar lantarki, tantalum (kasa da yawa yumbura) capacitors suna ba wa SATA SSD isasshen kuzari don rubuta cache don kada tsarin fayil ɗin ya lalace.
- Ƙarfafa halayen saurin gudu. Na'urorin masu amfani sukan yi amfani da cache SLC, bayan haka saurin na iya raguwa sosai.
- Masu sana'a suna rarraba kwakwalwan ƙwaƙwalwar ajiyar filasha ta inganci. An shigar da mafi kyawun su a cikin SSDs na kamfanoni.
- Wani lokaci ana amfani da ƙwaƙwalwar MLC maimakon TLC mai rahusa, 3D-NAND TLC, QLC.
Don haka, ga tebur mai araha (har zuwa $300) samfuran kamfanoni na 2TB na SSD. Na kalli farashin galibi akan gwanjon kan layi da shafuka kamar Avito. Amma ana iya siyan wasu fayafai daga lissafin a cikin shaguna na yau da kullun don ~ 25% ƙari. Mafi girman faifan diski yana cikin tebur, ƙarin riba ana iya siyan shi.
Wannan tebur ɗin ya ƙunshi SSDs ba kawai tare da MLC ba, in ba haka ba za a sami layukan 2 kawai.
Title
PBW
Nau'in ƙwaƙwalwar ajiyar Flash
4k karanta iops, K
4k rubuta iops, K
karanta, MB/s
rubuta, MB/s
misali misali
3.5
MLC
75
14
524
503
Saukewa: THNSN81Q92CSE
2.1
MLC
75
14
530
460
Saukewa: SDLF1CRR-019T-1HX
2.8
32 Layer V-NAND MLC
99
18
540
480
Saukewa: MZ7LM1T9HCJM
2.733
32 Layer V-NAND MLC
97
28
520
480
Saukewa: MZ7LM1T9HMJP
2.8
V-NAND MLC
to 98
to 28
to 560
to 520
MZ-7LH1T9NE
2.1
Micron 3D eTLC
93
9-31
540
380-520
MTFDDAKxxxTBY
8.8
Micron 3D eTLC
78-93
26-43
540
250-520
MTFDDAKxxxTCB
3.5
Micron 64-Layer 3D TLC NAND
95
22
540
520
MTFDDAK1T9TDC-1AT1ZABYY
5.95
Micron 64-Layer 3D TLC NAND
95
32
540
520
MTFDDAK1T9TDD-1AT1ZABYY
Domin fahimtar irin gudun da za mu samu bayan haɓakawa, zan samar da hotuna da yawa daga CrystalDiskMark 6.0.2. Yawancin tsofaffin uwayen uwa ba su da haɗin SATA III, don haka zan ƙara wasu sakamakon da aka samu akan SATA II da SATA I.
Toshiba HK4R 1.92TB
SATA II
Intel ICH10R SATA AHCI
SATA III
AMD SB7x0/SB8x0/SB9x0 SATA AHCI
Gaskiya mai ban mamaki - mai kula da SATA II ya yi nasara sosai har ya zarce mai sarrafa SATA III a cikin gwajin karantawa/rubutu mai zare guda ɗaya tare da zurfin layi na 1.
Abin sha'awa shine bambanci tsakanin aikin SATA I (wanda har yanzu ana samuwa akan iyaye mata) da SATA III.
SanDisk CloudSpeed Eco II 1.92TB
SATA I
Intel 82801GBM/GHM (ICH7-M Iyali) SATA AHCI
SATA III
AMD SB7x0/SB8x0/SB9x0 SATA AHCI
A wannan karon nasarar SATA III ta fi gamsuwa. Koyaya, tare da bazuwar damar zuwa zaren 1 tare da zurfin layi na 1, bambancin baya wuce 20%.
Abin takaici, ban sami damar samun duk SSDs daga teburin da ke sama don gwaji ba. Saboda haka hoto na ƙarshe:
Samsung PM863 1.92TB
SATA III
AMD SB7x0/SB8x0/SB9x0 SATA AHCI
binciken
1.92TB SSD tare da albarkatun da aka auna a cikin petabytes, a farashin SSDs na al'ada zai gamsar da duk wani ɓoyayyen bayanai kuma ya dace don haɓaka kwamfyutocin kwamfyutoci da kwamfutocin tebur tare da keɓancewar SATA.
PS Godiya ga hoton .
PPS Da fatan za a aika kowane kurakurai da kuka lura a cikin saƙon sirri. Na kara karma na don wannan.
source: www.habr.com