4 system memory, 1 overview, System memory -10 2.4.1 – Asus P7H55D-M PRO User Manual
Page 30: Overview -10
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2-10
Chapter 2: Hardware information
Chapter 2
2.4
System memory
2.4.1
Overview
The motherboard comes with four Double Data Rate 3 (DDR3) Dual In-line 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:
Recommended memory configurations
One DIMM:
Install only one memory module in slot A1 or B1 as a single-channel operation.
Four DIMMs (dual-channel operation):
Two DIMMs (dual-channel operation):
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