1.7System memory

1.7.1Overview

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:

DIMM B1 DIMM B2

DIMM A1 DIMM A2

P5N7A-VM

P5N7A-VM 240-pin DDR2 DIMM Sockets

112 Pins 128 Pins

Channel

Sockets

Channel A

DIMM_A1 and DIMM_A2

Channel B

DIMM_B1 and DIMM_B2

1.7.2Memory configurations

You may install 256 MB, 512 MB, 1 GB, 2 GB, and 4 GB unbuffered non‑ECC DDR2 DIMMs into the DIMM sockets.

Recommended Memory Configurations

Mode

 

Sockets

 

DIMM_A1

DIMM_A2

DIMM_B1

DIMM_B2

 

Single-Channel

—

—

Populated

—

Populated

—

—

—

 

Dual-channel (1)

Populated

—

Populated

—

Dual-channel (2)

Populated

Populated

Populated

Populated

1-18

Chapter 1: Product Introduction