System Memory; Overview; Memory Configurations - Asus P9D-C Series Manual

2.4

System memory

2.4.1

Overview

The motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules
(DIMM) sockets.
A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched
differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for
better performance with less power consumption.
The figure illustrates the location of the DDR3 DIMM sockets:
2.4.2

Memory Configurations

You may install 2 GB, 4 GB, and 8 GB Unbuffered with ECC DDR3 DIMMs into the DIMM
sockets using the memory configurations in this section.
DIMM Slot Per DIMM Populated
Channel per Channel
2
2
• Always install DIMMs with the same CAS latency. For optimum compatibility, it is
recommended that you obtain memory modules from the same vendor.
• Start installing the DIMMs in slots A2 and B2 (Blue).
ASUS P9D-C Series
UDIMM
DIMM Type
1 Unbuffered DDR3
2 Unbuffered DDR3
Speed Rank per DIMM
Single Rank, Dual Rank
1333/1600
1333/1600 Single Rank, Dual Rank
2-15