Upgrade the memory of nearly any iMac, MacBook Pro, Mac Pro, or Mac mini. Save money by trading in your original memory chips for a cash rebate. Upgrades up to 8GB. PowerBook G4 & G3. Upgrades up to 2GB. IBook G4 & iBook. Upgrades up to 1.5GB. Upgrades up to 2GB. Power Mac G4 Cube. Upgrades up to 1.5GB.

Power Mac G5 - M9592LL/A - PowerMac11,2 - A1117/A1177

All Apple PowerMac G5 Memory upgrade solutions ship same day. Power Mac G5 - MemoryTen products carry a lifetime exchange or repair warranty against manufacturing defects. Products may also be returned in original condition within 14 days of delivery for full credit minus shipping. Due to its 64-bit processor (and 42-bit MMU), the final revision of the Power Mac G5 can hold 16 GB of Dual-Channel DDR2 PC4200 RAM using eight memory slots, with support for ECC memory. View full Apple iMac G5 specs on CNET. Bluetooth, Ethernet, Fast Ethernet, Gigabit Ethernet, IEEE 802.11b, IEEE 802.11g.

About This Power Mac

The Power Mac G5 Dual Core (2.0) is powered by a single “dual-core” 2.5 GHz PowerPC 970MP (G5) processor and is also one of the first across all manufacturers to employ 64-bit processors Desktop line. This processor allows the device to be faster among the peers of its time. It comes with a 250 GB hard drive installed for its storage and, an NVIDIA GeForce 6600 video card with 256 MB of GDDR SDRAM. It is designed with 9 computer-controlled fans for optimum cooling and also a removable side panel for easy access to internal components to allow for upgrades. The Power Mac G5 is a history-making device and certainly caused a lot of excitement during its release.


The Apple Power Mac G5 device is built with 250 GB Serial ATA (1.5 Gb/s) hard drive storage with a storage speed of 7200 RPM.

Screen Size and Resolution

The Power Mac G5 can support dual displays for its primary display functions with a resolution of 2560×1600 and also is secondary display can perform dual or mirroring functions also at 1920×1200 resolution.

Inclusive Features

The Power Mac includes the following features and ports:

Power mac g5 models
  • 2nd Display Dual/Mirroring Support with a maximum resolution of 1920×1200.
  • 6X DL “SuperDrive”.
  • 2 FireWire “400” ports and 1 FireWire “800” port.

Processor & Graphics Processing Unit (GPU)

The Apple Power Mac G5 has MacOS X 10.4.2 (8E90) pre-installed on it and runs on a “dual-core” 2.5 GHz PowerPC 970MP (G5) processor. Its graphics are supported by an NVIDIA GeForce 6600 video card with 256 MB of GDDR SDRAM.

Memory & Architecture

The Apple Power Mac G5 device is built with a 32k/64k level 1 cache and 1 MB level 2 on-chip cache. The RAM for its configuration is a 512 MB or 1 GB of 533 MHz PC2-4200 DDR2 SDRAM.

Power Mac G5 Software


G5 Power Mac Specs

Although the Power Mac G5 comes with 512 MB or 1 GB of RAM it can be upgraded to up to 16 GB of RAM. The Operating System of the Power Mac G5 can also be upgraded from its pre-installed MacOS X 10.4.2 (8E90) to MacOS X 10.5.8. The Power Mac G5 dimensions are 511mm×206mm×475mm and it has a weight of 44.5-48.8 lbs (20.2-22.1 kg).

Memory For Power Mac G5

Introduced: October 19, 2005

Discontinued: August 7, 2006

Display Details


Display Support

Dual Displays

Level 1 Cache


Resolution Support


Level 2/Level 3 Cache

1 MB


RAM Type

PC2-4200 DDR2


1 (2 Cores)

Min. RAM Speed

533 MHz



Standard RAM

512 MB, 1 GB


2.5 GHz

Maximum RAM

16 GB


PowerPC 970MP (G5) x2

RAM Slots


Processor Upgrade

G5 Daughtercard

Motherboard RAM





System Bus Speed

1.25 GHz (2:1)

Video Card

GeForce 6600

Cache Bus Speed

2.5 GHz (Built-in)




Open Firmware

Standard VRAM

256 MB

ROM/Firmware size

1 MB

Maximum VRAM

256 MB


Inclusive Features and Ports

Standard Storage

250 GB HDD

Standard Optical Drive

6X DL “SuperDrive”

Storage Speed

7200 RPM

Standard Ethernet

Gigabit (x2)

Storage Dimensions

3.5” (26.10 mm)

Standard Modem

56k v.92

Storage Interface

Serial ATA (1.5 Gb/s)

Standard Air Port

802.11b/g (Optional)


Standard Bluetooth

2.0+EDR (Optional)


3.6V Lithium

USB Port 2.0


Battery Life


FireWire Ports

2 (400), 1 (800)



Apple Keyboard

Case Type


Inclusive Input

Apple Mighty Mouse

Form Factor

Power Mac G5

S-Video Output


Apple Order No


Sound In


Apple Subfamily

Late 2005



Apple Model Number

A1117/A1177 (EMC 2023)

Sound Out


Model ID

PowerMac 11.2

Power Adapter


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