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* ECC
* Registred/Unregistred
* Single/Dual Rank

== Pinout ==

[[Image:notdrawn.png]]

=== Front ===

{| {{border}}
! Pin !! Name
|-
|   1 || VREF
|-
|   2 || DQ0
|-
|   3 || VSS
|-
|   4 || DQ1
|-
|   5 || DQS0
|-
|   6 || DQ2
|-
|   7 || VDD
|-
|   8 || DQ3
|-
|   9 || NC
|-
|  10 || RESET#
|-
|  11 || VSS
|-
|  12 || DQ8
|-
|  13 || DQ9
|-
|  14 || DQS1
|-
|  15 || VDDQ
|-
|  16 || DNU
|-
|  17 || DNU
|-
|  18 || VSS
|-
|  19 || DQ10
|-
|  20 || DQ11
|-
|  21 || CKE0
|-
|  22 || VDDQ
|-
|  23 || DQ16
|-
|  24 || DQ17
|-
|  25 || DQS2
|-
|  26 || VSS
|-
|  27 || A9
|-
|  28 || DQ18
|-
|  29 || A7
|-
|  30 || VDDQ
|-
|  31 || DQ19
|-
|  32 || A5
|-
|  33 || DQ24
|-
|  34 || VSS
|-
|  35 || DQ25
|-
|  36 || DQS3
|-
|  37 || A4
|-
|  38 || VDD
|-
|  39 || DQ26
|-
|  40 || DQ27
|-
|  41 || A2
|-
|  42 || VSS
|-
|  43 || A1
|-
|  44 || CB0
|-
|  45 || CB1
|-
|  46 || VDD
|-
|  47 || DQS8
|-
|  48 || A0
|-
|  49 || CB2
|-
|  50 || VSS
|-
|  51 || CB3
|-
|  52 || BA1
|-
|  53 || DQ32
|-
|  54 || VDDQ
|-
|  55 || DQ33
|-
|  56 || DQS4
|-
|  57 || DQ34
|-
|  58 || VSS
|-
|  59 || BA0
|-
|  60 || DQ35
|-
|  61 || DQ40
|-
|  62 || VDDQ
|-
|  63 || WE#
|-
|  64 || DQ41
|-
|  65 || CAS#
|-
|  66 || VSS
|-
|  67 || DQS5
|-
|  68 || DQ42
|-
|  69 || DQ43
|-
|  70 || VDD
|-
|  71 || NC
|-
|  72 || DQ48
|-
|  73 || DQ49
|-
|  74 || VSS
|-
|  75 || DNU
|-
|  76 || DNU
|-
|  77 || VDDQ
|-
|  78 || DQS6
|-
|  79 || DQ50
|-
|  80 || DQ51
|-
|  81 || VSS
|-
|  82 || NC
|-
|  83 || DQ56
|-
|  84 || DQ57
|-
|  85 || VDD
|-
|  86 || DQS7
|-
|  87 || DQ58
|-
|  88 || DQ59
|-
|  89 || VSS
|-
|  90 || DNU
|-
|  91 || SDA
|-
|  92 || SCL
|}

=== Back ===

{| {{border}}
! Pin !! Name
|-
|  93 || VSS
|-
|  94 || DQ4
|-
|  95 || DQ5
|-
|  96 || VDDQ
|-
|  97 || DQS9/DM0
|-
|  98 || DQ6
|-
|  99 || DQ7
|-
| 100 || VSS
|-
| 101 || NC
|-
| 102 || NC
|-
| 103 || NC
|-
| 104 || VDDQ
|-
| 105 || DQ12
|-
| 106 || DQ13
|-
| 107 || DQS10/DM1
|-
| 108 || VDD
|-
| 109 || DQ14
|-
| 110 || DQ15
|-
| 111 || CKE1
|-
| 112 || VDDQ
|-
| 113 || NC
|-
| 114 || DQ20
|-
| 115 || A12
|-
| 116 || VSS
|-
| 117 || DQ21
|-
| 118 || A11
|-
| 119 || DQS11/DM2
|-
| 120 || VDD
|-
| 121 || DQ22
|-
| 122 || A8
|-
| 123 || DQ23
|-
| 124 || VSS
|-
| 125 || A6
|-
| 126 || DQ28
|-
| 127 || DQ29
|-
| 128 || VDDQ
|-
| 129 || DQS12/DM3
|-
| 130 || A3
|-
| 131 || DQ30
|-
| 132 || VSS
|-
| 133 || DQ31
|-
| 134 || CB4
|-
| 135 || CB5
|-
| 136 || VDDQ
|-
| 137 || CK0
|-
| 138 || CK0#
|-
| 139 || VSS
|-
| 140 || DQS17/DM8
|-
| 141 || A10
|-
| 142 || CB6
|-
| 143 || VDDQ
|-
| 144 || CB7
|-
| 145 || VSS
|-
| 146 || DQ36
|-
| 147 || DQ37
|-
| 148 || VDD
|-
| 149 || DQS13/DM4
|-
| 150 || DQ38
|-
| 151 || DQ39
|-
| 152 || VSS
|-
| 153 || DQ44
|-
| 154 || RAS#
|-
| 155 || DQ45
|-
| 156 || VDDQ
|-
| 157 || S0#
|-
| 158 || S1#
|-
| 159 || DQS14/DM5
|-
| 160 || VSS
|-
| 161 || DQ46
|-
| 162 || DQ47
|-
| 163 || NC
|-
| 164 || VDDQ
|-
| 165 || DQ52
|-
| 166 || DQ53
|-
| 167 || A13
|-
| 168 || VDD
|-
| 169 || DQS15/DM6
|-
| 170 || DQ54
|-
| 171 || DQ55
|-
| 172 || VDDQ
|-
| 173 || NC
|-
| 174 || DQ60
|-
| 175 || DQ61
|-
| 176 || VSS
|-
| 177 || DQS16/DM7
|-
| 178 || DQ62
|-
| 179 || DQ63
|-
| 180 || VDDQ
|-
| 181 || SA0
|-
| 182 || SA1
|-
| 183 || SA2
|-
| 184 || VDDSPD
|}

''Notes''
* Pin 10 is NC (not connected) for Unregistred modules. Pin 10 is RESET# for registred modules.
* Pin 97 is DQS9 for Single Rank and DM0 for Dual Rank.
* Pin 107 is DQS10 for Single Rank and DM1 for Dual Rank.
* Pin 111 is NC (not connected) for Single Rank and CKE1 for Dual Rank.
* Pin 115 is NC (not connected) for 256MB. Pin 115 is A12 for 512MB, 1GB, and 2GB.
* Pin 119 is DQS11 for Single Rank and DM2 for Dual Rank.
* Pin 129 is DQS12 for Single Rank and DM3 for Dual Rank.
* Pin 140 is DQS17 for Single Rank and DM8 for Dual Rank.
* Pin 149 is DQS13 for Single Rank and DM4 for Dual Rank.
* Pin 158 is NC (not connected) for Single Rank. Pin 158 is S1# for Dual Rank.
* Pin 159 is DQS14 for Single Rank and DM5 for Dual Rank.
* Pin 167 is NC (not connected) for 256MB, 512MB, and 1GB. Pin 167 is A13 for 2GB.
* Pin 169 is DQS15 for Single Rank and DM6 for Dual Rank.
* Pin 177 is DQS16 for Single Rank and DM7 for Dual Rank.

== Contributors ==
* [[User:Joakim|Joakim Ögren]]

== Source ==
* [http://download.micron.com/pdf/datasheets/modules/ddr/DD18C32_64_128_256x72G.pdf 256MB, 512MB, 1GB, 2GB (x72, ECC, SR) 184-PIN DDR SDRAM RDIMM datasheet]
* [http://download.micron.com/pdf/datasheets/modules/ddr/DDF18C64_128x72DG.pdf 512MB, 1GB (x72, ECC, DR) 184-PIN DDR SDRAM RDIMM datasheet]
* [http://download.micron.com/pdf/datasheets/modules/ddr/DDA9C16_32_64x72AG.pdf Micron datasheet]

[[Category:Connector]]
[[Category:Memory]]