PC2700 - Revision history

Bugmenot2: /* Available DRAM modules from Lenovo */ removed 25-pack table, it doesn't exist

2020-11-05T13:50:06Z

‎Available DRAM modules from Lenovo: removed 25-pack table, it doesn't exist

Bugmenot2: /* Available DRAM modules from Lenovo */ corrected mistake

2020-05-03T12:22:22Z

‎Available DRAM modules from Lenovo: corrected mistake

Bugmenot2: /* Models that support this technology */ the X31 doesn't support DDR333 speeds

2020-05-03T11:51:19Z

‎Models that support this technology: the X31 doesn't support DDR333 speeds

Bugmenot2: added more information

2020-05-03T11:46:23Z

added more information

Bugmenot2: changed category

2020-05-02T08:16:13Z

changed category

Dvormann at 18:41, 17 March 2008

2008-03-17T18:41:31Z

Dvormann at 20:34, 1 March 2008

2008-03-01T20:34:06Z

Dvormann at 20:26, 1 March 2008

2008-03-01T20:26:20Z

Dummvogel: 1+0,5 is not 1.53

2007-03-06T19:54:30Z

1+0,5 is not 1.53

Tonko: /* PC2700 */

2006-01-16T20:44:16Z

‎PC2700

@@ Line 16: / Line 16: @@
 |'''DDR type'''
 |'''Individual / Single-Pack<br>Option Marketing Part Number'''
 |'''Field Replacement Unit<br>(FRU) Service Part Number'''
 |-
 |Non-ECC, unbuffered 1Rx16 128MB PC2700 CL2.5
 |31P9828
 |31P9829
 |-
 |Non-ECC, unbuffered 1Rx16 256MB PC2700 CL2.5
 |31P9830
 |31P9831
 |-
 |Non-ECC, unbuffered 1Rx8 512MB PC2700 CL2.5
 |31P9832
 |31P9833
 |-
 |Non-ECC, unbuffered 2Rx8 1GB PC2700 CL2.5
 |31P9834
 |31P9835
 |}

@@ Line 14: / Line 14: @@
 {| border=1 cellspacing=0 cellpadding=2
 |- style="background:#ffdead;white-space:nowrap;"
-|'''DDR2 type'''
+|'''DDR type'''
 |'''Individual / Single-Pack<br>Option Marketing Part Number'''
 |'''25-Pack Option<br>Marketing Part Number'''

@@ Line 50: / Line 50: @@
 | {{X40}} || 256MB or 512MB || Occupied || N/A || 1.28GB{{footnote|2}} or 1.5GB{{footnote|2}} || 1.28GB{{footnote|2}} or 1.5GB{{footnote|2}}
 |-
-| {{X31}}, {{X32}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
+| {{X32}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
 |-
 | {{R50}}, {{R50e}}, {{R50p}}, {{R51}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}

@@ Line 3: / Line 3: @@
 |style="vertical-align:top" |
 <div style="margin: 0; margin-right:10px; border: 1px solid #dfdfdf; padding: 0em 1em 1em 1em; background-color:#F8F8FF; align:right;">
 === PC2700 ===
-This is DDR (Double Data Rate) memory in 200-pin SO-DIMM form-factor.<br>
+This is DDR SDRAM at 333 MT/s in a 200-pin SO-DIMM form-factor. DDR333 may also be interchangeably referred to as PC2700.
 </div>
 |style="vertical-align:top" |
@@ Line 12: / Line 11: @@
 |}
-=== Available memory types from IBM or Lenovo ===
+=== Available DRAM modules from Lenovo ===
 {| border=1 cellspacing=0 cellpadding=2
 |- style="background:#ffdead;white-space:nowrap;"
-! Partnumber !! FRU !! Description
+|'''DDR2 type'''
 |-
-| 31P9828 || 31P9829 || 128MB PC2700 DDR-SDRAM CL2.5 SO-DIMM
+|Non-ECC, unbuffered 1Rx16 128MB PC2700 CL2.5
 |-
-| 31P9830 || 31P9831 || 256MB PC2700 DDR-SDRAM CL2.5 SO-DIMM
+|Non-ECC, unbuffered 1Rx16 256MB PC2700 CL2.5
 |-
+|Non-ECC, unbuffered 1Rx8 512MB PC2700 CL2.5
-| 31P9832 || 31P9833 || 512MB PC2700 DDR-SDRAM CL2.5 SO-DIMM
+|31P9832
 |-
-| 31P9834 || 31P9835 || 1GB PC2700 DDR-SDRAM CL2.5 SO-DIMM
+|Non-ECC, unbuffered 2Rx8 1GB PC2700 CL2.5
 |}
-=== ThinkPads that support this technology ===
+=== Models that support this technology ===
 {| border=1 cellspacing=0 cellpadding=2
 |- style="background:#ffdead;white-space:nowrap;"
-! ThinkPad Models !! Soldered<br>on systemboard !! DIMM<br>Slot 1 !! DIMM<br>Slot 2 !! Official<br>Max-Memory !! Unofficial<br>Max-Memory{{Footnote|1}}
+! Models !! Soldered<br>on motherboard !! SO-DIMM<br>Slot 1 !! SO-DIMM<br>Slot 2 !! Official<br>Max-Memory !! [[Unofficial maximum memory specs|Unofficial<br>Max-Memory]]
 |-
-| {{G41}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+| {{T41}}, {{T41p}}, {{T42}}, {{T42p}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
 |-
-| {{R50e}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+| {{X40}} || 256MB or 512MB || Occupied || N/A || 1.28GB{{footnote|2}} or 1.5GB{{footnote|2}} || 1.28GB{{footnote|2}} or 1.5GB{{footnote|2}}
 |-
-| {{R50}}, {{R50p}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+| {{X31}}, {{X32}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
 |-
-| {{R51}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+| {{R50}}, {{R50e}}, {{R50p}}, {{R51}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
 |-
-| {{T41}}, {{T41p}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+| {{G41}} || N/A || Occupied || Depends || 2GB{{footnote|1}} || 2GB{{footnote|1}}
-|-
+|}
-| {{T42}}, {{T42p}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+{{footnotes|
-|-
+#Attained via two 2Rx8 1GB DDR non-ECC SO-UDIMMs, not possible with 1Rx8 1GB DDR non-ECC SO-UDIMMs. (if they exist)
-| {{X31}}, {{X32}} || || Occupied || Empty || 2GB{{Footnote|2}} || 2GB{{Footnote|2}} {{Footnote|3}}
+#Attained via one 2Rx8 1GB DDR non-ECC SO-UDIMMs, not possible with 1Rx8 1GB DDR non-ECC SO-UDIMMs. (if they exist)
 |-
-| {{X40}} || 256 or 512MB || Empty || NA || 1.25 or 1.5GB{{Footnote|4}} || 1.25 or 1.5GB{{Footnote|3}} {{Footnote|4}}
+| TBD || TBD || TBD || TBD
 |}
 [[Category:DRAM]]

@@ Line 53: / Line 53: @@
 # DDR SO-DIMM modules exist at a maximum of 1GB. You cannot physically install more RAM than the official specs state. Chipset is limited to 2GB.
 # Based on base 256 or 512MB plus 1GB DIMM in Slot 1}}
-[[Category:Components]]

@@ Line 51: / Line 51: @@
 # See [[Unofficial_maximum_memory_specs]]
 # Based on 2x 1GB DIMMs, might require removal of original base memory
-# DDR DO-DIMM modules exist at a maximum of 1GB. You cannot physically install more RAM than the official specs state. Chipset is limited to 2GB.
+# DDR SO-DIMM modules exist at a maximum of 1GB. You cannot physically install more RAM than the official specs state. Chipset is limited to 2GB.
 # Based on base 256 or 512MB plus 1GB DIMM in Slot 1}}
 [[Category:Components]]

@@ Line 45: / Line 45: @@
 | {{X31}}, {{X32}} || || Occupied || Empty || 2GB{{Footnote|2}} || Unknown
 |-
-| {{X40}} || 256 or 512MB || Empty || NA || 1.28 or 1.53GB{{Footnote|3}} || Unknown
+| {{X40}} || 256 or 512MB || Empty || NA || 1.25 or 1.5GB{{Footnote|3}} || Unknown
 |}
 {{Footnotes|