This article provides the technical specifications for the iMac (Slot Loading) computer.

Technical Specifications

Processor and Memory

• 350 MHz or 400 MHz PowerPC G3 processor
• 512K backside level 2 cache
• 100 MHz system bus
• 64 MB or 128 MB of PC100 SDRAM (3.3-volt, 64-bit wide, 168-pin, running at 100 MHz); two DIMM slots support up to 512 MB each using 64 MB, 128 MB, 256 MB, or 512 MB DIMMs

• Built-in 38 cm shadow-mask CRT (35 cm diagonal viewable image size); 0.28 mm dot pitch
• Built-in ColorSync color calibration for uniform color from input to display to output
• On-screen geometry adjustment to keep display images properly aligned throughout its lifetime
• Flip foot for 17° tilt

• ATI RAGE 128 VR 2D/3D graphics accelerator with 8 MB of SDRAM graphics memory and AGP 2X support
• Three crisp, flicker-free screen resolutions: 640 x 480 pixels at 117 Hz, 800 x 600 pixels at 95 Hz, and 1024 x 768 pixels at 75 Hz
• 24-bit true color at all resolutions for displaying millions of colors

• 6 GB, 10 GB, or 13 GB Ultra ATA hard disk drive
• Slot-loading, 24x-speed (maximum) CD-ROM drive; or slot-loading, 4x-speed (maximum) DVD-ROM drive (plays DVD-Video discs; plays CD-ROMs at up to 24x speed)
• Support for external USB storage devices; DV models also support external FireWire storage devices

• Built-in 56K modem supports V.90 and K56flex standards (RJ-11 connector)*
• Built-in auto-switching 10/100BASE-T Ethernet (RJ-45 connector)
• AirPort wireless networking slot for optional AirPort Card; runs at up to 11 Mbps; 50 m maximum range (depending on surrounding environment); 2.4 GHz frequency; nominal power output of 15 dBm; compatible with other devices that comply with the IEEE 802.11 and 802.11HR specifications

• Two USB ports running at up to 12 Mbps each; provides up to 500 milliamps per port to support bus-powered devices
• Two, 6-pin FireWire (IEEE 1394) ports running at up to 400 Mbps (DV models only); provides 6 watts of power to support bus-powered devices

• Integrated, high-performance Odyssey audio system from Harman Kardon
• Built-in microphone for speech recognition and audio recording
• Front-mounted dual mini headphone jacks
• Analog audio input and output minijacks; up to 16-bit stereo and 44.1kHz sampling rate
• Support for external USB audio devices

• Standard VGA output port (15-pin mini D-Sub connector)
  • Supports video mirroring: external devices display an image identical to that shown on the built-in display

• Apple USB Keyboard
  • Integrated two-port USB hub with two Type A USB connectors
  • Two-position adjustable slope (0° and 6°) using flip foot
  • 12 programmable function keys
• High-resolution (400 dpi) Apple USB Mouse

• Line voltage: 100 V to 260 V
• AC Frequency: 47 Hz to 63 Hz, single phase
• Maximum continuous power: 150 W
• EPA ENERGY STAR compliant

• Operating temperature: 10 °C to 35 °C
• Storage temperature: -40 °C to 47 °C
• Relative humidity: 5 percent to 95 percent noncondensing
• Maximum altitude: 3000 m

• Height: 38 cm
• Width: 38 cm
• Depth: 43.5 cm
• Weight: 15.8 kg

Note: Wireless internet access requires AirPort Card, AirPort Base Station, and Internet Access (fees may apply). Some ISPs are not currently compatible with AirPort, including America Online. Range may vary with site conditions.