Service manual

8258I N/B Maintenance

• Support single/dual channel DDR2 SDRAM

• Maximum memory supported 2 GB

• 64-bit wide per channel

• Three memory channel configurations supported

- Single channel

• Merom support

• 533 MHz and 667 MHz Front Side Bus (FSB) support

• Source synchronous double-pumped (2x) address

• Source synchronous quad-pumped (4x) data

• Other key features are

- Support for DBI (Data Bus Inversion)

- Support for MSI (Message Signaled Interrupt)

- 32-bit interface to address up to 4 GB of memory

- A 12 deep In-Order queue to pipeline FSB commands

- GTL+ bus driver with integrated GTL termination resistors

 Memory System

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