Alienware Desktop Memory Specifications and Part Numbers (PM me if you see any mistakes)

Aurora-R1
* Six memory slots (2/1,4/3,6/5)
* Matched memory modules are installed in DIMM connectors 1/3/5 or 1-6
* To run in Tri-Channel mode (3 lanes), memory must be installed in multiples of 3
* Maximum memory 24GB (1067MHz and 1333MHz) or 12GB (1600MHz XMP)
* For PC3-12800 and PC3-15000 XMP memory, go into the Bios and turn on XMP. Go into the Overvoltage Config and set QPI and Uncore voltage to +200mv. Leave everything else on Auto
* Dell Part numbers -
R1HVP 2GB, 1866MHz PC3-15000, 256X64, XMP
0TDWJ 4GB, 1600MHz PC3-12800, 512x64, XMP
0PV61 2GB, 1600MHz PC3-12800, 256X64, XMP
5DX3Y 2GB, 1600MHz PC3-12800, 256X64, XMP
H345K 1GB, 1600MHz PC3-12800, 128X64
P382H 4GB, 1333MHz PC3-10600, 512X64
P223C 2GB, 1333MHz PC3-10600, 128X64
1N7HK 2GB, 1333MHz PC3-10600, 128X64
TW149 1GB, 1333MHz PC3-10600, 128X64
N852H 4GB, 1066MHz PC3-8500, 512X64
Y996D 2GB, 1066MHz PC3-8500, 256X64
F680F 1GB, 1066MHz PC3-8500, 128X64

Aurora-R2
* Four memory slots (3/1, 4/2)
* Matched memory modules are installed in DIMM connectors 3/1, 4/2, or 1-4
* Maximum memory 16GB (1067MHz and 1333MHz) or 16GB (1600MHz XMP)
* For PC3-12800 XMP memory, go into the Bios and turn on XMP. Go into the Overvoltage Config and set QPI and Uncore voltage to +200mv. Leave everything else on Auto
* Dell Part numbers -
0TDWJ 4GB, 1600MHz PC3-12800, 512x64, XMP
0PV61 2GB, 1600MHz PC3-12800, 256X64, XMP
5DX3Y 2GB, 1600MHz PC3-12800, 256X64, XMP
P382H 4GB, 1333MHz PC3-10600, 512X64
1N7HK 2GB, 1333MHz PC3-10600, 128X64
P223C 2GB, 1333MHz PC3-10600, 128X64
N852H 4GB, 1066MHz PC3-8500, 512X64
Y996D 2GB, 1066MHz PC3-8500, 256X64

Area-51
* Three memory slots
* Matched memory modules installed in DIMM connectors 1/2/3
* To run in Tri-Channel mode (3 lanes), memory must be installed in multiples of 3
* Maximum memory 12GB
* A09 = For PC3-12800 and PC3-15000 XMP memory, go into the Bios and turn on XMP. Go into the Overvoltage Config and set QPI and Uncore voltage to +200mv. Leave everything else on Auto
* A10 = For PC3-12800 and PC3-15000 XMP memory, go into the Bios and turn off XMP. Then set the memory multiplier to 14, set Uncore to +200
* Dell Part numbers -
R1HVP 2GB, 1866MHZ PC3-15000, 256X64, XMP
YGWPH 4GB, 1600MHz PC3-12800, 512X64, XMP (Do NOT use with Gulftown processors 1G5M7, F3VGJ, XVN0Y)
0TDWJ 4GB, 1600MHz PC3-12800, 512x64, XMP
0PV61 2GB, 1600MHZ PC3-12800, 256X64, XMP
5DX3Y 2GB, 1600MHZ PC3-12800, 256X64, XMP
P382H 4GB, 1333MHz PC3-10600, 512X64
1N7HK 2GB, 1333MHz PC3-10600, 128X64
P223C 2GB, 1333MHz PC3-10600, 128X64
N852H 4GB, 1066MHz PC3-8500, 512X64
Y996D 2GB, 1066MHz PC3-8500, 256X64