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Apple Power Mac G5 2.5 GHz Dual PCI-X Specs

Power Mac G5 - M9457LL/A - PowerMac7,3 - A1047

About This Power Mac

One of the unique and key highlights of The Apple Power Mac G5 is – it is the first of all the Mac Series computers to function with a 64-Bit PowerPC 970 (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 160 GB hard drive installed for its storage and, an ATI Radeon 9600 XT (AGP 8X Pro) video card with 128 MB of DDR 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 160 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 1920×1200 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:

      • 2nd Display Dual/Mirroring Support with a maximum resolution of 1920×1200.
      • 8X “SuperDrive”. 
      • 2 FireWire “400” ports and 1 FireWire “800” port.

        Processor & Graphics Processing Unit (GPU)

        The Apple Power Mac G5 has MacOS X 10.3.4 (7L18) pre-installed on it and runs on a 2.5 GHz PowerPC 970fx (G5) x2 processor. Its graphics are supported by an ATI Radeon 9600 XT (AGP 8X Pro) video card with 128 MB of DDR SDRAM. 

        Memory & Architecture

        The Apple Power Mac G5 device is built with a 32k/64k level 1 cache and 512k level 2 on-chip cache. The RAM for its configuration is a 512 MB of 400 MHz PC3200 DDR SDRAM.

        2.5 GHz PowerPC 970fx (G5) x2

        512 MB

        160 GB Hard Drive



        Although the Power Mac G5 comes with 512 MB of RAM it can be upgraded to up to 8 GB of RAM. The Operating System of the Power Mac G5 can also be upgraded from its pre-installed MacOS X 10.3.4 (7L18) to MacOS X 10.5.8. The Power Mac G5 dimensions are 511mm×206mm×475mm and it has a weight of 44.4 lbs. (20.2 kg).

        Introduced: June 9, 2004

        Discontinued: April 27, 2005

        Display Details


        Display Support

        Dual Displays

        Level 1 Cache


        Resolution Support


        Level 2/Level 3 Cache



        RAM Type

        PC3200 DDR



        Min. RAM Speed

        400 MHz



        Standard RAM

        512 MB


        2.5 GHz

        Maximum RAM

        8 GB


        PowerPC 970fx (G5) x2

        RAM Slots


        Processor Upgrade

        G5 Daughtercard

        Motherboard RAM





        System Bus Speed

        1.25 GHz (2:1)

        Video Card

        Radeon 9600 XT

        Cache Bus Speed

        2.5 GHz (Built-in)

        VRAM Type

        DDR SDRAM


        Open Firmware

        Standard VRAM

        128 MB

        ROM/Firmware size

        1 MB

        Maximum VRAM

        128 MB


        Inclusive Features and Ports

        Standard Storage

        160 GB HDD

        Standard Optical Drive

        8X “SuperDrive”

        Storage Speed

        7200 RPM

        Standard Ethernet


        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

        1.1 (Optional)


        3.6V Lithium

        USB Port 2.0


        Battery Life


        FireWire Ports

        2 (400), 1 (800)



        Apple Pro Keyboard

        Case Type


        Inclusive Input

        Apple Pro Mouse

        Form Factor

        Power Mac G5

        S-Video Output


        Apple Order No


        Sound In


        Apple Subfamily




        Apple Model Number

        A1047 (EMC 1969C)

        Sound Out


        Model ID

        PowerMac 7.3

        Power Adapter



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        Power Mac G5 | 2.5 GHz (Dual Processor) | PCI-X | Price Comparison Guide

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