Specifications

This chapter describes the expansion features of the Power Mac G5 computer: the DDR SDRAM expansion slots

and the PCI or PCI-X expansion slots.

Note: For detailed instructions on accessing the expansion slots, refer to the Power Mac G5 Users

Guide that shipped with the computer.

RAM Expansion

The main logic board of the Power Mac G5 computer has 4 or 8 slots of DDR SDRAM expansion for unbuffered

DDR400 (PC3200) dual in-line memory modules (DIMMs) for a maximum memory of 4 GB or 8 GB.

Each DIMM can contain 256 and 512 MB (and is capable of 128 MB or 1 GB) of double data rate synchronous

dynamic RAM (DDR SDRAM). At least one pair of the RAM expansion slots contains factory installed DIMMs.

The Power Mac G5 supports CAS latencies of 2, 2.5, 3, 4, and 5.

Expansion