Intel D865PERL Intel Desktop Board D865PERL Product Guide - Page 17

Desktop Board Features 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 defined in Table 5. Table 5. Memory Configurations Memory Speed DDR400 DDR333 DDR266 Processor Pentium 4 processor Pentium 4 processor Pentium 4 processor Pentium 4 processor or Celeron processor Pentium 4 processor Celeron processor FSB frequency (MHz) 800 800 533 400 533 or 400 400 Memory Speed Outcome (MHz) 400 320 333 266 266 266 • Up to 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 1.0 GB utilizing 128 Mb technology • Up to 2.0 GB utilizing 256 Mb technology • Up to 4.0 GB utilizing 512 Mb technology NOTE System resources (such as PCI and AGP) require physical memory address locations that reduce available memory addresses above 3 GB. This may result in less than 4 GB of memory being available to the operating system and applications. Related Links: Go to the following links or pages for more information about • the latest list of tested memory, http://support.intel.com/support/motherboards/desktop/ • SDRAM specifications, http://www.intel.com/technology/memory/pcsdram/spec/ • installing memory, page 34 in Chapter 2 17