Memory Configurations - Asus P7Q57-M DO/CSM User Manual

1.4.2

Memory configurations

You may install 1GB, 2GB, and 4GB unbuffered non-ECC DDR3 DIMMs into the DIMM
sockets.
• You may install varying memory sizes in Channel A and Channel B. The system maps
• For dual-channel configuration, you can:
• Due to the memory address limitation on the 32-bit Windows
• This motherboard does not support DIMMs made up of 256 megabits (Mb) chips or less.
• The default memory operation frequency is dependent on its Serial Presence Detect
• For system stability, use a more efficient cooling system to support a full memory load (4
P7Q57-M DO Motherboard Qualified Vendors List (QVL)
DDR3-1333MHz capability
Vendor Part No.
A-Data AD31333001GOU
A-Data AD31333G001GOU
A-Data AD31333002GOU
A-Data AD31333G002GMU
Apacer 78.A1GC6.9L1
CORSAIR CM3X1024-1333C9DHX
CORSAIR CM3X1024-1333C9
CORSAIR TR3X3G1333C9 G
CORSAIR TR3X3G1333C9 G
CORSAIR TR3X3G1333C9
CORSAIR CM3X1024-1333C9DHX
1-4
the total size of the lower-sized channel for the dual-channel configuration. Any excess
memory from the higher-sized channel is then mapped for single-channel operation.
- install two identical DIMMs in DIMM_A1 and DIMM_B1; or
- install four identical DIMMs in all four slots; or
- install one identical DIMM pair in DIMM_A1 and DIMM_B1 (blue slots) and
another identical DIMM pair in DIMM_A2 and DIMM_B2 (black slots).
4GB or more memory on the motherboard, the actual usable memory for the OS can be
about 3GB or less. For effective use of memory, we recommend that you do either of the
following:
- Install a maximum of 3GB system memory if you are using a 32-bit Windows
OS.
- Use a 64-bit Windows
motherboard.
(SPD), which is the standard way of accessing information from a memory module.
Under the default state, some memory modules for overclocking may operate at a lower
frequency than the vendor-marked value.
DIMMs) or overclocking conditions.
Size
1024MB
3072MB(Kit of 3)
2048MB
2048MB
2048MB
1024MB
1024MB
3072MB(Kit of 3)
3072MB(Kit of 3)
3072MB(Kit of 3)
1024MB
continued on the next page
OS if you want to install 4GB or more memory on the
®
SS/
Chip Brand Chip No.
DS
SS A-Data AD30908C8D-151C E0906
SS - -
DS A-Data AD30908C8D-151C E0903
DS - -
DS APACER AM5D5808DEWSBG
SS - -
SS - -
SS - -
SS - -
SS - -
DS Corsair -
OS, when you install
®
Timing
DIMM Voltage
(BIOS)
- -
8-8-8-24 1.65-1.85V
- -
8-8-8-24 1.65-1.85V
- -
9-9-9-24 1.60V
- -
9-9-9-24 1.50V
9-9-9-24 1.50V
9 1.5V
- -
Chapter 1: Product introduction
®
DIMM
Support
A* B* C*
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