Intel D915GAG User Manual

Page of 80
Desktop Board Features 
 
 
17 
Main Memory 
 
 
NOTE 
To be fully compliant with all applicable Intel
®
 SDRAM memory specifications, the board should 
be populated with DIMMs that support the Serial Presence Detect (SPD) data structure.  If your 
memory modules do not support SPD, you will see a notification to this effect on the screen at 
power up.  The BIOS will attempt to configure the memory controller for normal operation.   
 
The desktop board supports dual or single channel memory configurations. 
Desktop boards D915GAV and D915GAG support dual or single channel memory configurations 
defined in Table 5. 
Table 5. 
Desktop Board D915GAV/D915GAG Memory Configurations 
Memory Speed 
Processor 
FSB frequency (MHz) 
Memory Speed Outcome (MHz) 
800  
400  
DDR 400 
Pentium 4 processor 
533 400 
800  
333  
DDR 333 
Pentium 4 processor 
533 333 
 
 
Desktop boards D915GAV and D915GAG support:  
•  Four 184-pin Double Data Rate (DDR) SDRAM Dual Inline Memory Module (DIMMs) 
connectors with gold-plated contacts 
•  Unbuffered, non-registered single or double-sided DIMMs 
•  Serial Presence Detect (SPD) memory only 
•  Non-ECC RAM  
•  2.5 V memory 
•  Memory configuration listed below: 
⎯  Up to 1.0 GB utilizing 128 Mb technology 
⎯  Up to 2.0 GB utilizing 256 Mb technology 
⎯  Up to 4.0 GB utilizing 512 Mb or 1 GB technology