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= System Memory (RAM) =
= System Memory (RAM) =
<div style="float:right">[[File:XDR-quad to CELLBE to SouthBridge diagram.png|200px|thumb|left|XDR-quad to CELLBE to SouthBridge diagram of PS3 FAT and early PS3 Slim's CECH-20..A/DYN-001]]<br />[[File:XDR-dual to CELLBE to SouthBridge diagram.png|200px|thumb|left|XDR-dual to CELLBE to SouthBridge diagram  since CECH-21..A/SUR-001]]<br />[[File:X5116AC-3C-E.jpg|200px|thumb|left|XDR-quad memory<br />[[CECHGxx]] / [[SEM-00x|SEM-001]]]]</div>


== Chipnumers @ SKU's ==
== Chipnumers @ SKU's ==
<div style="float:right">[[File:XDR-quad to CELLBE to SouthBridge diagram.png|x250px|thumb|left|XDR-quad to CELLBE to SouthBridge diagram of PS3 FAT and early PS3 Slim's CECH-20..A/DYN-001]][[File:XDR-dual to CELLBE to SouthBridge diagram.png|x250px|thumb|right|XDR-dual to CELLBE to SouthBridge diagram  since CECH-21..A/SUR-001]]<br />[[File:X5116AC-3C-E.jpg|200px|thumb|right|XDR-quad memory<br />[[CECHGxx]] / [[SEM-00x|SEM-001]]]]</div>
The PS3 has 256MB of 64 bit bus Rambus XDR main system memory. Older models use four 64MB chips, while newer models uses two 128MB chips.
The PS3 has a [https://en.wikipedia.org/wiki/Differential_signalling differential signalling] 64 bit bus with 256MB of [https://en.wikipedia.org/wiki/XDR_DRAM Rambus XDR DRAM] main system memory. Older models use four 64MB chips, while newer models uses two 128MB chips.


{|class="wikitable" style="line-height:1.2em; font-size:1em"
{|class="wikitable"
|-
|-
! PS3 Model !! Mobo Model !! RAM Serial !! Amount !! Notes
! PS3 Model !! Mobo Model !! Mobo serial !! RAM Serial !! Amount !! Notes
|-
|-
| [[CECHAxx]]<br>[[CECHBxx]] || [[COK-001]] || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4*16bits ||  
| [[CECHAxx]] || [[COK-00x#COK-001|COK-001]] || 1-871-868-12<br />1-871-868-22<br />1-871-868-32 || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHCxx]]<br>[[CECHExx]] || [[COK-002]] || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4*16bits ||  
| [[CECHBxx]] || [[COK-00x#COK-001|COK-001]] || 1-871-868-12<br />1-871-868-22<br />1-871-868-32 || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHGxx]] || [[SEM-001]] || [[X5116ACSE-3C-E]] || style="text-align:center;" | 4*16bits ||  
| [[CECHCxx]] || [[COK-00x#COK-002|COK-002]] || 1-873-513-21<br />1-873-513-31 || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHHxx]] || [[DIA-001]] || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4*16bits ||
| style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">[[CECHDxx]]</span> || colspan="6" style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">SKU never released</span>
|-
|-
| [[CECHJxx]]<br>[[CECHKxx]] || [[DIA-002]] || [[K4Y50164UE-JCB3]] || style="text-align:center;" | 4*16bits ||  
| [[CECHExx]] || [[COK-00x#COK-002W|COK-002W]] ||  || [[X5116ACSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[K4Y50164UC-JCB3 ]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHLxx]] || [[VER-001]] || [[X5116ADSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[IDRD51-0-A1F1C-32C]] || style="text-align:center;" | 4*16bits ||
| style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">[[CECHFxx]]</span> || colspan="6" style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">SKU never released</span>
|-
|-
| [[CECHMxx]] || [[VER-001]] || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4*16bits ||  
| [[CECHGxx]] || [[SEM-00x|SEM-001]] || 1-875-384-21<br />1-875-384-31 || [[X5116ACSE-3C-E]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHPxx]] || [[VER-001]] || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4*16bits ||
| [[CECHHxx]] || [[DIA-00x#DIA-001|DIA-001]] || 1-875-368-11<br />1-875-368-31 || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECHQxx]] || [[VER-001]] || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4*16bits ||
| style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">[[CECHIxx]]</span> || colspan="6" style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">SKU never released</span>
|-
|-
| [[CECH-20xx]] || [[DYN-001]] || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4*16bits ||  
| [[CECHJxx]] || [[DIA-00x#DIA-002|DIA-002]] || 1-876-912-32 || [[K4Y50164UE-JCB3]] || style="text-align:center;" | 4 ||  
|-
|-
| colspan="5" style="padding:0px" |  
| [[CECHKxx]] || [[DIA-00x#DIA-002|DIA-002]] || 1-876-912-32 || [[K4Y50164UE-JCB3]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECH-21xx]] || [[SUR-001]] || [[X1032BASE-3C-F]] || style="text-align:center;" | 2*32bits ||  
| [[CECHLxx]] || [[VER-00x|VER-001]] || 1-878-196-31<br />1-878-196-41 || [[X5116ADSE-3C-E]]<br />&nbsp;&nbsp;&nbsp;or<br />[[IDRD51-0-A1F1C-32C]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECH-25xx]] || [[JTP-001]] || [[X1032BASE-3C-F#Elpida X1032BASE-3CA2-F|X1032BASE-3CA2-F ]] || style="text-align:center;" | 2*32bits ||  
| [[CECHMxx]] || [[VER-00x|VER-001]] || 1-878-196-31<br />1-878-196-41 || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECH-25xx]] || [[JSD-001]] || [[X1032BASE-3C-F]] || style="text-align:center;" | 2*32bits ||
| style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">[[CECHNxx]]</span> || colspan="6" style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">SKU never released</span>
|-
|-
| [[CECH-30xx]] || [[KTE-001]] || [[X1032BASE-3C-F]] || style="text-align:center;" | 2*32bits ||
| style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">[[CECHOxx]]</span> || colspan="6" style="text-align:center; background-color:lightgrey;" | <span style="background-color:lightgrey;">SKU never released</span>
|-
|-
| colspan="5" style="padding:0px" |  
| [[CECHPxx]] || [[VER-00x|VER-001]] || 1-878-196-31<br />1-878-196-41 || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4 || 
|-
|-
| [[CECH-40xx]] || [[MSX-001]] || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2*32bits ||  
| [[CECHQxx]] || [[VER-00x|VER-001]] || 1-878-196-31<br />1-878-196-41 || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECH-40xx]] || [[MPX-001]] || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2*32bits ||  
| [[CECH-20xx]] || [[DYN-00x|DYN-001]] || 1-880-055-31 || [[X5116ADSE-3C-E]] || style="text-align:center;" | 4 ||  
|-
|-
| [[CECH-42xx]] || [[NPX-001]] || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2*32bits ||  
| [[CECH-21xx]] || [[SUR-00x|SUR-001]] || 1-881-945-11 || [[X1032BASE-3C-F]] || style="text-align:center;" | 2 ||  
|-
|-
| [[CECH-42xx]] || [[PPX-001]] || || style="text-align:center;" | 2*32bits ||  
| [[CECH-25xx]] || [[JTP-00x|JTP-001]] || 1-882-481-31 || [[X1032BASE-3C-F#Elpida X1032BASE-3CA2-F|X1032BASE-3CA2-F ]] || style="text-align:center;" | 2 ||  
|-
|-
| [[CECH-42xx]] || [[PQX-001]] || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2*32bits ||  
| [[CECH-25xx]] || [[JSD-00x|JSD-001]] || 1-882-770-11 || [[X1032BASE-3C-F]] || style="text-align:center;" | 2 ||  
|-
|-
| colspan="5" style="padding:0px" |  
| [[CECH-30xx]] || [[KTE-00x|KTE-001]] || 1-884-749-11 || [[X1032BASE-3C-F]] || style="text-align:center;" | 2 ||  
|-
|-
| [[CECH-43xx]] || [[RTX-001]] || || style="text-align:center;" | 2*32bits ||  
| [[CECH-40xx]] || [[MSX-00x|MSX-001]] || 1-886-928-11 || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2 ||
|-
| [[CECH-40xx]] || [[MPX-00x|MPX-001]] || 1-887-233-11 || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2 ||
|-
| [[CECH-42xx]] || [[NPX-00x|NPX-001]] || 1-887-357-11 || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2 ||
|-
| [[CECH-42xx]] || [[PQX-00x|PQX-001]] || 1-888-629-11 || [[X1032BBBG-3C-F]] || style="text-align:center;" | 2 ||
|-
| [[CECH-43xx]] || [[REX-00x|REX-001]] || 1-893-507-31 || [[K4Y12324TE-KCB3]] || style="text-align:center;" | 2 ||  
|-
|-
| [[CECH-43xx]] || [[REX-001]] || [[K4Y12324TE-KCB3]] || style="text-align:center;" | 2*32bits ||
|}
|}


<gallery>
<gallery>
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= Video Memory (VRAM) =
= Video Memory (VRAM) =
<div style="float:right">[[File:GDDR3 to RSX to CellBE diagram.png|x200px|thumb|right|Quad 64MB GDDR3 (256MB total) to RSX to CellBE diagram ]][[File:RSX_MEMORY.jpg|200px|thumb|left|RSX bare die<br />GPU in centre<br />4x GDDR3]]</div>
<div style="float:right">[[File:GDDR3 to RSX to CellBE diagram.png|200px|thumb|left|Quad 64MB GDDR3 (256MB total) to RSX to CellBE diagram ]]<br />[[File:RSX_MEMORY.jpg|200px|thumb|left|RSX bare die<br />GPU in centre<br />4x GDDR3]]</div>


The 256MB of GDDR3 memory is located inside the [[RSX]] chip using four 64MB FBGA chips.
The 256MB of GDDR3 memory is located inside the [[RSX]] chip using four 64MB FBGA chips.
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= PS2 Compatibility Memory =
= PS2 Compatibility Memory =
[https://en.wikipedia.org/wiki/RDRAM Rambus RDRAM]<br>
See: [[PS2 Compatibility]]
See: [[PS2 Compatibility]]


{{Motherboard Components}}<noinclude>[[Category:Main]]</noinclude>
{{Motherboard Components}}<noinclude>[[Category:Main]]</noinclude>
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