iMac G5 (Ambient Light Sensor)


Family: iMac/eMac

Codename: ?

Gestalt ID: 406

Minimum OS: 10.4

Maximum OS: 10.5.8

Introduced: May 2005

Terminated: October 2005


CPU: PowerPC 970 "G5"

CPU Speed: 1.8/2.0 GHz

FPU: integrated

Bus Speed: 600/667 MHz

Register Width: 64-bit

Data Bus Width: 64-bit

Address Bus Width: 64-bit

Level 1 Cache: 32 kB data, 64 kB instruction

Level 2 Cache: 512 kB on-processor

ROM: 1 MB ROM + 3 MB toolbox ROM loaded into RAM

RAM Type: PC3200 DDR

Minimum RAM Speed: 400 MHz

Onboard RAM: 0 MB

RAM slots: 2

Maximum RAM: 2 GB


Screen: 17/20" LCD

GPU: ATI Radeon 9600 (8X AGP)

VRAM: 128 MB

Max Resolution: 1440x900/1680x1050

Video Out: mini-VGA (mirror only)


Hard Drive: 160/250 GB 7200 RPM

ATA Bus: Serial-ATA

Optical Drive: 24x/24x/8x/8x CD-RW/DVD-ROM or 24x/24x/8x/8x/4x/2.4x CD-RW/DVD±RW/DVD+R DL


USB: 3 2.0

Firewire: 2

Audio Out: stereo 24 bit mini, Optical S/PDIF

Audio In: stereo 24 bit mini

Speaker: stereo

Microphone: mono


Modem: 56 kbps

Ethernet: 10/100/1000Base-T

Wi-Fi: 802.11b/g

Bluetooth: internal


Power: 180 Watts

Dimensions: 16.9" H x 16.8" W x 7.4" D

Weight: 18.5 lbs.


The 20" model had the following dimensions and weight: 18.6" H x 19.4" W x 7.4" D, 25.2 lbs.

Introduce in May 2005, the iMac G5 (ALS) was a modest improvement in speed and features over the original iMac G5. Airport Extreme and Bluetooth were now standard on all models, along with 512 MB of RAM, considered the minimum for smooth operation under Mac OS X 10.4 Tiger. It was initially available in three configurations: 17" LCD/1.8 GHz/160 GB hard drive/Combo drive/$1299, 17" LCD/2.0 GHz/160 GB hard drive/SuperDrive/$1499, and 20" LCD/2.0 GHz/250 GB hard drive/SuperDrive/$1799.

Picture Credits:
Apple, Inc.
Stephen Bernardo