Memory Configurations - Asus M5A78L-M LE User Manual

1.7.2

Memory configurations

You may install 512MB, 1GB, 2GB, and 4GB unbuffered ECC and non-ECC DDR3 DIMMs
into the DIMM sockets.
• You may install varying memory sizes in Channel A and Channel B. The system maps
• Always install DIMMs with the same CAS latency. For optimum compatibility, we
• We recommend that you install the memory modules from the blue slots for better
• AMD
• Due to the CPU specification, AMD
• When overclocking, some AMD CPUs may not support DDR3 1600MHz or higher
• Due to the memory address limitation on 32-bit Windows
• This motherboard does not support DIMMs made up of 256 megabits (Mb) chips or less.
M5A78L-M Series Motherboards Qualified Vendors Lists (QVL)
DDR3-1866(O.C.) MHz capability
Vendor Part No.
Apacer 78.0AGCD.CDZ(XMP)
Corsair CM3X2G1800C8D
Transcend TX1800KLU-2GK
DDR3-1600(O.C.) MHz capability
Vendor Part No.
A-Data AD31600X002GMU
Corsair CM3X1G1600C9DHX
Corsair CM3X2G1600C9DHX
Corsair TR3X6G1600C8 G(XMP)
Corsair TR3X6G1600C8D G(XMP)
1-12
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.
recommend that you obtain memory modules from the same vendor.
overclocking capability.
FX™ Series CPU on this motherboard supports up to DDR3 1866MHz as its
®
standard memory frequency.
1066MHz. With ASUS design, this motherboard can support up to DDR3 1333MHz.
frequency DIMMs.
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 any of the
followings:
- Install a maximum of 3GB system memory if you are using a 32-bit Windows
OS.
- Use a 64-bit Windows
motherboard.
Size
2048MB(Kit of 2)
2048MB
1024MB
Size
4096MB(Kit of 2)
2048MB(Kit of 2)
2048MB
6144MB(Kit of 3 )
6144MB(Kit of 3 )
continued on the next page
100 and 200 series CPUs support up to DDR3
®
OS if you want to install 4GB or more memory on the
®
SS/DS Brand Chip NO.
SS N/A Heat-Sink Package
DS N/A Heat-Sink Package
SS N/A Heat-Sink Package
SS/
Brand Chip NO.
DS
DS N/A Heat-Sink Package 7-7-7-20
SS N/A Heat-Sink Package 9-9-9-24
DS N/A Heat-Sink Package
DS N/A Heat-Sink Package
DS N/A Heat-Sink Package 8-8-8-24
OS, when you install 4GB
®
Timing DIMM Support
DIMM Voltage
(BIOS) A*
•
•
Timing DIMM
Voltage
(BIOS)
1.75-1.85V
1.8V
1.65V
Chapter 1: Product introduction
®
B*
•
•
•
DIMM
Support
A* B*
• •
• •
• •
• •
• •