This article provides the technical specifications for the iMac 266 in 1999. For a full description of this iMac please refer to article 58237 : iMac 266: Description .

Processor and memory

• 266-MHz PowerPC G3 processor
• 512K backside level 2 cache on processor module; 133-MHz dedicated 64-bit backside bus
• 66-MHz system bus
• Integrated floating-point unit and 64K on-chip level 1 cache (32K data and 32K instruction)
• 32MB of SDRAM (3.3-volt, unbuffered, 64-bit wide, 144-pin, 10-nanosecond cycle time); two SO-DIMM slots support up to 256MB
• 64-bit memory bus

• Internal 6GB IDE hard disk drive
• Internal 24x-speed (maximum) CD-ROM drive

• Connectivity

• Communications

-Built-in 56-Kbps modem supports K56flex and V.90 standards (RJ-11 connector)***

Display

• Multiple-scan, tiltable shadow mask color display: 15-inch (13.8-inch diagonal viewable image size), .28-mm dot pitch
• Refresh rate of up to 117 Hz

• Built-in 2D/3D graphics acceleration through an integrated ATI RAGE Pro Turbo graphics controller 6MB of SGRAM video memory
• Supports millions of colors at up to 1,024- by 768- pixel resolution (24-bit)

• Two built-in stereo speakers with SRS surround sound
• Built-in microphone
• Two front headphone jacks
• Minijacks for 16-bit CD-quality stereo input/output; 44.1-kHz sampling rate

-Two-position adjustable slope (0° and 6°)

-Serves as USB hub with two USB ports

-Power consumption 100 mA maximum Apple USB Mouse

-Power consumption 100 mA maximum

Electrical requirements and agency approvals

• Line voltage: 100V to 240V AC
• Frequency: 50 to 60 Hz, single phase
• Power: 200W maximum, continuous
• EPA ENERGY STAR compliant

• Operating temperature: 50° to 104° F (10° to 40° C)
• Storage temperature: -40° to 149° F (-40° to 65°C)
• Relative humidity: 20% to 90% noncondensing
• Maximum altitude: 10,000 feet (3,048 m)

• Height: 15.8 inches (39.5 cm) with foot extended
• Width: 15.2 inches (38.0 cm)
• Depth: 17.6 inches (44.0 cm)
• Weight: 38.1 pounds (17.3 kg)