iMac (Early 2003)


Family: iMac/eMac

Codename: ?

Gestalt ID: 406

Minimum OS: 10.2.3

Maximum OS: 10.4.11

Introduced: February 2003


CPU: PowerPC 7455 "G4"

CPU Speed: 800 MHz/1.0 GHz

FPU: integrated

Bus Speed: 100/133 MHz

Register Width: 32-bit

Data Bus Width: 64-bit

Address Bus Width: 32-bit

Level 1 Cache: 32 kB data, 32 kB instruction

Level 2 Cache: 256 kB on-processor

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

RAM Type: PC133/PC2100

Minimum RAM Speed: 133/266 MHz

Onboard RAM: 0 MB

RAM slots: 2

Maximum RAM: 1 GB


Screen: 15/17" LCD

GPU: NVidia GeForce2/4 MX

VRAM: 32/64 MB

Max Resolution: 1024x768/1440x900

Video Out: VGA, mirror only


Hard Drive: 60/80 GB 7200 RPM

ATA Bus: ATA-66/ATA-100

Optical Drive: 32x/32x/10x/8x CD-RW/DVD-ROM or 32x/16x/8x/8x/4x CD-RW/DVD-RW


USB: 3

Firewire: 2

Audio Out: stereo 24 bit mini, Pro Speaker

Audio In: stereo 24 bit mini, 1.0 GHz model only

Speaker: mono

Microphone: mono


Modem: 56 kbps

Ethernet: 10/100Base-T

Wi-Fi: 802.11b optional for 800 MHz model, 802.11b/g optional for 1.0 GHz model


Power: 130 Watts

Dimensions: 13.03" H x 15.1" W x 10.6" D

Weight: 21.2 lbs.


The 17" iMac weighed 22.8 Lbs., and was 16.7" wide.

Announced in Febrary 2003, the iMac (early 2003) was a speed bump and simplification of the existing iMac line. Instead of three or even four models, there were only two models: a 15" and a 17". The 17" model included several architectural enhancements, including internal Bluetooth and AirPort Extreme support, and Double Data Rate RAM. The 15" model, with a 60 GB hard drive, 256 MB of RAM, 32 MB of VRAM and a CD-RW/DVD-ROM drive, was $1299. The 17" model, with an 80 GB hard drive, 256 MB of RAM, 64 MB of VRAM, and a CD-RW/DVD-R "SuperDrive" was $1799.

Picture Credits:
Apple, Inc.