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Main Memory
NOTE
To be fully compliant with all applicable Intel
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.
Desktop boards D915PGN and D915PSY support dual or single channel memory configurations
defined in Table 5.
Table 5.
Desktop Board D915PGN/D915PSY Memory Configurations
Memory Speed
DDR 400
DDR 333
Four 184-pin Double Data Rate (DDR) SDRAM Dual Inline Memory Module (DIMMs) connectors
with gold-plated contacts.
•
Support for:
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 4.0 GB utilizing 512 Mb or 1 GB technology
•
Up to 2.0 GB utilizing 256 Mb technology
Desktop boards D915PCY and D915PCM support dual or single channel memory configurations
defined in Table 6.
Table 6.
Desktop Board D915PCY/D915PCM Memory Configurations
Memory Speed
DDR2 533
DDR2 400
Processor
Pentium 4 processor
Pentium 4 processor
Processor
Pentium 4 processor
Pentium 4 processor
®
SDRAM memory specifications, the board should
FSB Frequency (MHz)
800
533
800
533
FSB Frequency (MHz)
800
533
800
533
Desktop Board Features
Memory Speed Outcome (MHz)
400
400
333
333
Memory Speed Outcome (MHz)
533
533
400
400
17
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