Intel D975XBX Installing and Removing Memory, Guidelines for Dual Channel Memory Configuration

Installing and Replacing Desktop Board Components

Installing and Removing Memory

Desktop Board D975XBX has four 240-pin DIMM sockets arranged as DIMM 0 and DIMM 1 in both Channel A and Channel B, as shown in Figure 17.

Guidelines for Dual Channel Memory Configuration

Before installing DIMMs, read and follow these guidelines for dual channel configuration.

Two or Four DIMMs

Install a matched pair of DIMMs equal in speed and size (see Figure 13) in DIMM 0 (blue) of both channels A and B.

DIMM 0 DIMM 1

DIMM 0 DIMM 1

1 GB, 533 MHz

1 GB, 533 MHz

Channel A

Channel B

OM18182

Figure 13. Dual Channel Memory Configuration Example 1

If additional memory is to be used, install another matched pair of DIMMs in DIMM 1 (black) in both channels A and B (see Figure 14).

DIMM 0 DIMM 1

DIMM 0 DIMM 1

256 MB, 533 MHz

512 MB, 533 MHz

256 MB, 533 MHz

512 MB, 533 MHz

Channel A

Channel B

OM18183

Figure 14. Dual Channel Memory Configuration Example 2

31