Specifications

Power Mac G5 (Late 2005) Troubleshooting — General Information 136
General Information
DDR2 Memory
The Power Mac G5 (Late 2005) has eight DIMM slots for PC2 4200, 533 MHz, Double-Data-Rate
2 (DDR2) SDRAM DIMMs. The slots are arranged in two banks of four slots each. Power Mac G5
(Late 2005) computers come with a minimum of 512 MB of RAM, installed as a pair of 256 MB
DIMMs in the two center slots. Additional DIMMs can be installed in the open DIMM slots, as
illustrated below.
Note: DIMMs must be installed in equal-sized pairs from the center outward.
The SDRAM DIMMs must be installed
in pairs with one DIMM per bank.
DIMMs are already installed in these two slots.
Install additional
DIMMs in these
two slots first.
If slots are available, and you want to
install more memory, install additional DIMMs in a
similar fashion: In pairs, one per bank, from the center outward.
Bank 1 Bank 2