Difference between revisions of "Template:Comparison of memory cards"

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{| class="wikitable" style="width: 100%; text-align: center; summary="Technical comparison of the different formats"
+
{{Clear}}
|+ {{tnavbar-header|'''Comparison of technical features of MMC and SD card variants'''|MultiMediaCard comparison|mini=1}}
+
 
!Type || MMC || RS-MMC || MMC Plus || SecureMMC|| SD || SDIO || miniSD || microSD
+
{| class="wikitable" style="width:100%; text-align:center"
 +
|+ {{navbar-header|'''Comparison of technical features of MMC and SD card variants'''|MultiMediaCard comparison|mini=1}}
 +
! Type || MMC || RS-MMC || MMCplus || MMCmobile || SecureMMC || SDIO || SD || miniSD || microSD
 +
|-
 +
! SD-socket compatible
 +
| {{Yes}} || {{Yes2}} Extender || {{Yes}} || {{Yes2}} Extender ||  {{Yes}} || {{Yes}} || {{Yes}} || {{Yes2}} Adapter || {{Yes2}} Adapter
 +
|-
 +
! Pins
 +
| 7 || 7 || 13 || 13 || 7 || 9 || 9 || 11 || 8
 
|-
 
|-
!SD Socket
+
! Width
| {{Yes}} || Mechanical adapter || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || Electromechanical adapter || Electromechanical adapter
+
| 24 mm || 24 mm || 24 mm || 24 mm || 24 mm || 24 mm || 24 mm || 20 mm || 11 mm
|-
 
!Pins
 
| 7 || 7 || 13 || 7 || 9 || 9 || 11 || 8
 
 
|-
 
|-
!Form factor
+
! Length
| shallow || shallow/narrow || shallow || shallow || deep (some) || deep || narrow/slim/shallow || narrow/slim/extra shallow
+
| 32 mm || 18 mm || 32 mm || 18 mm || 32 mm || 32 mm+ || 32 mm || 21.5 mm || 15 mm
 
|-
 
|-
! Breadth
+
! Thickness
| 24 mm || 24 mm || 24 mm || 24 mm || 24 mm || 24 mm || 20 mm || 11 mm
+
|1.4&nbsp;mm ||1.4&nbsp;mm ||1.4&nbsp;mm || 1.4&nbsp;mm ||1.4&nbsp;mm || 2.1&nbsp;mm || 2.1&nbsp;mm (most)<br/>1.4&nbsp;mm (rare) || 1.4&nbsp;mm || 1&nbsp;mm
 
|-
 
|-
! Width
+
! 1-[[bit]] [[Serial Peripheral Interface Bus|SPI-bus]] mode
| 32&nbsp;mm || 18&nbsp;mm || 32&nbsp;mm || 32&nbsp;mm || 32&nbsp;mm || 32&nbsp;mm+ || 21.5&nbsp;mm || 15&nbsp;mm
+
| {{Depends|Optional}} || {{Depends|Optional}} || {{Depends|Optional}} || {{Depends|Optional}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
 
|-
 
|-
! Depth
+
! Max SPI bus clock
|1.4&nbsp;mm ||1.4&nbsp;mm ||1.4&nbsp;mm ||1.4&nbsp;mm || 2.1&nbsp;mm (some) || 2.1&nbsp;mm || 1.4&nbsp;mm || 1&nbsp;mm
+
| 20&nbsp;[[MHz]] || 20&nbsp;MHz || 52&nbsp;MHz || 52&nbsp;MHz || 20&nbsp;MHz || 50&nbsp;MHz || 25&nbsp;MHz || 50&nbsp;MHz || 50&nbsp;MHz
 
|-
 
|-
![[Serial Peripheral Interface Bus|SPI]] mode
+
! 1-bit MMC/SD bus mode
| {{depends|Optional}} || {{depends|Optional}} || {{depends|Optional}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
+
| {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
 
|-
 
|-
!1-[[bit]] mode
+
! 4-bit MMC/SD bus mode
| {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
+
| {{No}} || {{No}} || {{Yes}} || {{Yes}} || {{No}} || {{Depends|Optional}} || {{Yes}} || {{Yes}} || {{Yes}}
 
|-
 
|-
!4-bit mode
+
! 8-bit MMC bus mode
| {{No}} || {{No}} || {{Yes}} || ? || {{depends|Optional}} || {{depends|Optional}} || {{depends|Optional}} || {{depends|Optional}}
+
| {{No}} || {{No}} || {{Yes}} || {{Yes}} || {{No}} || {{No}} || {{No}} || {{No}} || {{No}}
 
|-
 
|-
!8-bit mode
+
! [[Double data rate|DDR]] mode
| {{No}} || {{No}} || {{Yes}} || {{No}} || {{No}} || {{No}} || {{No}} || {{No}}  
+
| {{No}} || {{No}} || {{Yes}} || {{Yes}} || {{Unknown}} || {{Unknown}} || {{Unknown}} || {{Unknown}} || {{Unknown}}
 
|-
 
|-
!Interrupts
+
! Max MMC/SD bus clock
| {{No}} || {{No}} || {{No}} || {{No}} || {{No}} || {{depends|Optional}} || {{No}} || {{No}}
+
| 20&nbsp;[[MHz]] || 20&nbsp;MHz || 52&nbsp;MHz || 52&nbsp;MHz || 20&nbsp;MHz? || 50&nbsp;MHz || 208&nbsp;MHz || 208&nbsp;MHz || 208&nbsp;MHz
 
|-
 
|-
!Max clock rate
+
! Max MMC/SD transfer rate
| 20&nbsp;MHz || 20&nbsp;MHz || 52&nbsp;MHz || 20&nbsp;MHz? || 208&nbsp;MHz || 50&nbsp;MHz || 208&nbsp;MHz || 208&nbsp;MHz
+
| 20&nbsp;[[megabit|Mbit]]/s || 20&nbsp;Mbit/s || 832&nbsp;Mbit/s || 832&nbsp;Mbit/s || 20&nbsp;Mbit/s? || 200&nbsp;Mbit/s || 832&nbsp;Mbit/s || 832&nbsp;Mbit/s || 832&nbsp;Mbit/s
 
|-
 
|-
!Max transfer
+
! [[Interrupt]]s
| 20&nbsp;[[megabit|Mbit]]/s || 20&nbsp;Mbit/s || 416&nbsp;Mbit/s || 20&nbsp;Mbit/s? || 832&nbsp;Mbit/s || 200&nbsp;Mbit/s || 832&nbsp;Mbit/s || 832&nbsp;Mbit/s
+
| {{No}} || {{No}} || {{No}} || {{No}} || {{No}} || {{Depends|Optional}} || {{No}} || {{No}} || {{No}}
 
|-
 
|-
!Max [[Serial Peripheral Interface Bus|SPI]] transfer
+
! [[Digital rights management|DRM]] support
| 20&nbsp;Mbit/s || 20&nbsp;Mbit/s || 52&nbsp;Mbit/s || 20&nbsp;Mbit/s || 50&nbsp;Mbit/s || 50&nbsp;Mbit/s || 50&nbsp;Mbit/s || 50&nbsp;Mbit/s
+
| {{good|No}} || {{good|No}} || {{good|No}} || {{good|No}} || {{bad|Yes}} || {{N/A}} || {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}}
 
|-
 
|-
![[digital rights management|DRM]]
+
! User encrypt
| {{No}} || {{No}} || {{No}} || {{Yes}} || {{Yes}} || {{N/A}} || {{Yes}} || {{Yes}}
+
| {{No}} || {{No}} || {{No}} || {{No}} || {{Yes}} || {{No}} || {{No}} || {{No}} || {{No}}
 
|-
 
|-
!User encrypt
+
! Simplified spec.
| {{No}} || {{No}} || {{No}} || {{Yes}} || {{No}} || {{No}} || {{No}} || {{No}}
+
| {{Yes}} || {{Yes}} || {{No}} || {{No}} || {{Unknown}} || {{Yes}} || {{Yes}} || {{No}} || {{No}}
 
|-
 
|-
!Simplified spec
+
! Membership cost
| {{Yes}} || {{Yes}} || {{No}} || Not yet? || {{Yes}} || {{Yes}} || {{No}} || {{No}}
+
|colspan=5|JEDEC: US$4,400/yr, optional||colspan=4|SD Card Association: US$2,000/year, general; US$4,500/year, executive
 
|-
 
|-
!Membership cost  
+
! [[Specification]] cost
|colspan=4|JEDEC: $4400/yr, optional||colspan=4|SD Card Association: $2000/yr, general; $4500/yr, executive
+
|colspan=4| Free || {{Unknown}} ||colspan=4| Simplified: free. Full: membership, or US$1,000/year to R&D non-members
 
|-
 
|-
![[Specification]] cost
+
! Host license
|colspan=3| Free || ? || colspan=4|Simplified spec: free <br /> Full spec: free to members, $1000/yr to R&D non-members
+
| {{good|No}} || {{good|No}} || {{good|No}} || {{good|No}} || {{good|No}} ||colspan=4 {{Depends|US$1,000/year, excepting SPI-mode only use}}
 
|-
 
|-
!Host license
+
! Card royalties
| {{No}} || {{No}} || {{No}} || {{No}} ||colspan=4 {{Yes}} $1000/yr
+
| {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}}, US$1,000/year || {{bad|Yes}} || {{bad|Yes}} || {{bad|Yes}}
 
|-
 
|-
!Card royalties
+
! [[Open-source software|Open-source]] compatible
| {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}} +$1000/yr || {{Yes}} || {{Yes}}
+
| {{Yes}} || {{Yes}} || {{Unknown}} || {{Unknown}} || {{Unknown}} || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
 
|-
 
|-
!Open source compatible
+
! Nominal voltage
| {{Yes}} || {{Yes}} || {{Yes}}? || {{Yes}}? || {{Yes}} || {{Yes}} || {{Yes}} || {{Yes}}
+
| 3.3&nbsp;V || 3.3&nbsp;V || 3.3&nbsp;V<ref>{{Citation | url = http://www.jedec.org/sites/default/files/docs/JESD84-B41.pdf | publisher = JEDEC | title = MMC 4.1 Specification | page = 7 | year = 2008 | format = [[PDF]]}}.</ref><ref>{{Citation | url = http://www.transcendusa.com/support/dlcenter/datasheet/TSxxMMC4.pdf | publisher = Transcend | title = MMC 4.0 spec does not support 1.8V | place = United States | format = PDF | year = 2009}}.</ref> || 1.8&nbsp;V/3.3&nbsp;V || 1.8&nbsp;V/3.3&nbsp;V || 3.3&nbsp;V || 3.3&nbsp;V (SDSC),<br/>1.8/3.3&nbsp;V (SDHC, SDXC & SDUC) || 3.3&nbsp;V (miniSD),<br/>1.8/3.3&nbsp;V (miniSDHC) || 3.3&nbsp;V (SDSC),<br/> 1.8/3.3&nbsp;V (microSDHC, microSDXC & microSDUC)
 
|-
 
|-
!Nominal operating voltage
+
! Max capacity
| 3.3V || 1.8V/3.3V || 1.8V/3.3V<ref>[http://www.jedec.org/download/search/JESD84-A44.pdf JEDEC MMC 4.4 Standard Pg.7], http://www.jedec.org 2008</ref><ref>[http://www.transcendusa.com/support/dlcenter/datasheet/TSxxMMC4.pdf Transcend v4.0 card does not support 1.8V], http://www.transcendusa.com 2009</ref> || 1.8V/3.3V || 3.3V || 3.3V || 3.3V || 3.3V
+
| 128&nbsp;GB || 2&nbsp;GB || 128&nbsp;GB? || 2&nbsp;GB || 128&nbsp;GB? || ? || 2&nbsp;GB (SD),<br/>32&nbsp;GB (SDHC),<br/>1&nbsp;TB (SDXC),<br/>2&nbsp;TB (SDXC, theoretical),<br/>128&nbsp;TB (SDUC, theoretical) || 2&nbsp;GB (miniSD),<br />16&nbsp;GB (miniSDHC) || 2&nbsp;GB (microSD),<br/>32&nbsp;GB (microSDHC),<br/>1&nbsp;TB (microSDXC),<br/>2&nbsp;TB (microSDXC, theoretical),<br/>128&nbsp;TB (microSDUC, theoretical)
 
|-
 
|-
!Type || MMC || RS-MMC || MMC&nbsp;Plus || SecureMMC|| SD || SDIO || miniSD || microSD
+
! Type
 +
! MMC || RS-MMC || MMCplus || MMCmobile || SecureMMC|| SDIO || SD || miniSD || microSD
 
|}
 
|}
Table data compiled mostly from simplified versions of MMC and SDIO specifications and other data on SD card and MMC association web sites. Data for other card variations is interpolated.
 
 
Capacity limit in all SD/MMC formats appears to be 128&nbsp;[[gigabyte|GB]] in [[logical block addressing|LBA]] mode (28-bit sector address).{{citation needed|reason=SDXC could be much larger than 128 GiB|date=September 2010}}<noinclude>
 
  
 +
* Table data compiled from MMC, SD, and SDIO specifications from [[SD Association]] and [[JEDEC]] web sites. Data for other card variations are interpolated.<noinclude>
 
{{Template reference list}}
 
{{Template reference list}}
  
 +
[[Category:Computer hardware templates]]
 +
[[Category:Computer storage devices]]
 
[[Category:Solid-state computer storage media]]
 
[[Category:Solid-state computer storage media]]
[[Category:Computer storage devices]]
 
[[Category:Computer hardware templates|{{PAGENAME}}]]
 
 
</noinclude>
 
</noinclude>

Latest revision as of 18:34, 19 April 2020

Comparison of technical features of MMC and SD card variants

Type MMC RS-MMC MMCplus MMCmobile SecureMMC SDIO SD miniSD microSD
SD-socket compatible Yes Template:Yes2 Extender Yes Template:Yes2 Extender Yes Yes Yes Template:Yes2 Adapter Template:Yes2 Adapter
Pins 7 7 13 13 7 9 9 11 8
Width 24 mm 24 mm 24 mm 24 mm 24 mm 24 mm 24 mm 20 mm 11 mm
Length 32 mm 18 mm 32 mm 18 mm 32 mm 32 mm+ 32 mm 21.5 mm 15 mm
Thickness 1.4 mm 1.4 mm 1.4 mm 1.4 mm 1.4 mm 2.1 mm 2.1 mm (most)
1.4 mm (rare)
1.4 mm 1 mm
1-bit SPI-bus mode Optional Optional Optional Optional Yes Yes Yes Yes Yes
Max SPI bus clock 20 MHz 20 MHz 52 MHz 52 MHz 20 MHz 50 MHz 25 MHz 50 MHz 50 MHz
1-bit MMC/SD bus mode Yes Yes Yes Yes Yes Yes Yes Yes Yes
4-bit MMC/SD bus mode No No Yes Yes No Optional Yes Yes Yes
8-bit MMC bus mode No No Yes Yes No No No No No
DDR mode No No Yes Yes Template:Unknown Template:Unknown Template:Unknown Template:Unknown Template:Unknown
Max MMC/SD bus clock 20 MHz 20 MHz 52 MHz 52 MHz 20 MHz? 50 MHz 208 MHz 208 MHz 208 MHz
Max MMC/SD transfer rate 20 Mbit/s 20 Mbit/s 832 Mbit/s 832 Mbit/s 20 Mbit/s? 200 Mbit/s 832 Mbit/s 832 Mbit/s 832 Mbit/s
Interrupts No No No No No Optional No No No
DRM support No No No No Yes Template:N/A Yes Yes Yes
User encrypt No No No No Yes No No No No
Simplified spec. Yes Yes No No Template:Unknown Yes Yes No No
Membership cost JEDEC: US$4,400/yr, optional SD Card Association: US$2,000/year, general; US$4,500/year, executive
Specification cost Free Template:Unknown Simplified: free. Full: membership, or US$1,000/year to R&D non-members
Host license No No No No No US$1,000/year, excepting SPI-mode only use
Card royalties Yes Yes Yes Yes Yes Yes, US$1,000/year Yes Yes Yes
Open-source compatible Yes Yes Template:Unknown Template:Unknown Template:Unknown Yes Yes Yes Yes
Nominal voltage 3.3 V 3.3 V 3.3 V[1][2] 1.8 V/3.3 V 1.8 V/3.3 V 3.3 V 3.3 V (SDSC),
1.8/3.3 V (SDHC, SDXC & SDUC)
3.3 V (miniSD),
1.8/3.3 V (miniSDHC)
3.3 V (SDSC),
1.8/3.3 V (microSDHC, microSDXC & microSDUC)
Max capacity 128 GB 2 GB 128 GB? 2 GB 128 GB? ? 2 GB (SD),
32 GB (SDHC),
1 TB (SDXC),
2 TB (SDXC, theoretical),
128 TB (SDUC, theoretical)
2 GB (miniSD),
16 GB (miniSDHC)
2 GB (microSD),
32 GB (microSDHC),
1 TB (microSDXC),
2 TB (microSDXC, theoretical),
128 TB (microSDUC, theoretical)
Type MMC RS-MMC MMCplus MMCmobile SecureMMC SDIO SD miniSD microSD
  • Table data compiled from MMC, SD, and SDIO specifications from SD Association and JEDEC web sites. Data for other card variations are interpolated.

References

  1. MMC 4.1 Specification (PDF), JEDEC, 2008, p. 7.
  2. MMC 4.0 spec does not support 1.8V (PDF), United States: Transcend, 2009.