Fastest RAM speed for powermac G5 QUAD.

Solution


Power Mac G5 (Late 2005) (Quad 2.5GHz) Two dual-core supports 16 GB Max ECC / Non-ECC (8 x 2 GB).

Manufacturer recommends 533 MHz as the best speed.

While the 800 MHz memory will work, it will downclock to the speed of the motherboard supported, so chances are likely for the system to downclock to 667 MHz or as the recommend working speed 533 MHz. In other words, there is no guarantee that it will work at 800 MHz.

Also you can refer this link as guide: http://www.memorystock.com/memory/ApplePowerMacG5Dual25GHzDualCoreM9592LLA.html


Power Mac G5 (Late 2005) (Quad 2.5GHz) Two dual-core supports 16 GB Max ECC / Non-ECC (8 x 2 GB).

Manufacturer recommends 533 MHz as the best speed.

While the 800 MHz memory will work, it will downclock to the speed of the motherboard supported, so chances are likely for the system to downclock to 667 MHz or as the recommend working speed 533 MHz. In other words, there is no guarantee that it will work at 800 MHz.

Also you can refer this link as guide: http://www.memorystock.com/memory/ApplePowerMacG5Dual25GHzDualCoreM9592LLA.html
 
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