ASUS M3A
2-11
2.4
System memory
2.4.1
Overview
The motherboard comes with four Double Data Rate 2 (DDR2) Dual Inline Memory
Modules (DIMM) sockets.
The figure illustrates the location of the DDR2 DIMM sockets:
Channel
Sockets
Channel A
DIMM_A1 and DIMM_A2
Channel B
DIMM_B1 and DIMM_B2
M3A
®
M3A 240-pin DDR2 DIMM sockets
DIMM_A1 DIMM_B1 DIMM_A2 DIMM_B2
2.4.2
Memory configurations
You may install 256 MB, 512 MB, 1 GB, and 2 GB unbuffered ECC and non-ECC
DDR2 DIMMs into the DIMM sockets.
Recommended Memory Configurations
Mode
Sockets
DIMM_A1
(yellow)
DIMM_A2
(black)
DIMM_B1
(yellow)
DIMM_B2
(black)
Single-Channel
–
–
Populated
–
Populated
–
–
–
Dual-channel (1)
Populated
–
Populated
–
Dual-channel (2)
Populated
Populated
Populated
Populated