Powerful floating-point unit supporting single-cycle, double-precision calculations
Data stream prefetching operations supporting four simultaneous 32-bit streams
1MB backside level 2 cache running at 225 MHz
100-MHz system bus supporting up to 800-MBps data throughput
128MB of PC100 SDRAM
Three DIMM slots support up to 1.5GB of PC100 SDRAM2 using up to 1.38-inch (35-mm) DIMMs, as follows:
—32MB, 64MB, or 128MB DIMMs (64-bit-wide, 64-Mbit technology)
—128MB or 256MB DIMMs (64-bit-wide, 128-Mbit technology)
—512MB DIMMs (64-bit-wide, 256-Mbit technology)
20GB 5400-rpm Ultra ATA/66 hard disk drive3
Slot-loading CD-RW drive
Support for external FireWire and USB storage devices
ATI RAGE 128 Pro graphics card with 16MB of SDRAM graphics memory installed in a dedicated AGP 2X graphics slot
Support for up to 1920-by-1200-pixel resolution at 32 bits per pixel (millions of colors)
Apple Display Connector (ADC); carries analog and digital video, USB, and power
Optional AirPort Base Station containing 56K modem and 10BASE-T Ethernet port4
Two 400-Mbps FireWire (IEEE 1394) ports,6 12W total power; includes 4-pin-to-6-pin FireWire cable for connecting DV camera
Two USB ports (12 Mbps each)
Speakers and audio
Digital amplifier and speakers with Harman Kardon audio technology
—Total power output: 20W
—Frequency response: 80 Hz to 20 kHz
—Single USB cable carries both power and audio; plugs into USB port on the G4 Cube or a display with ADC
—Removable covers protect speaker cones
—Digital amplifier module includes locking loop for theft prevention and minijack for connecting stereo headphones
Support for external third-party FireWire and USB digital audio peripherals such as microphones, speakers, and MIDI devices
Keyboard and mouse
Apple Pro Keyboard with full-size function and navigation keys, audio controls, and media-eject key
Apple Pro Mouse with optical sensor for precision cursor control
Electrical requirements and agency approvals
Line voltage: 115V AC (90V to 132V AC) or 230V AC (180V to 264V AC)
Frequency: 47 to 63 Hz, single phase
Maximum continuous power: 205W
U.S. EPA ENERGY STAR compliant
Operating temperature: 50° to 95° F (10° to 35° C)
Storage temperature: –40° to 116° F (–40° to 47° C)
Relative humidity: 5% to 95% noncondensing
Altitude: 0 to 10,000 feet
Size and weight
Height: 9.8 inches (24.8 cm)
Width: 7.7 inches (19.5 cm)
Depth: 7.7 inches (19.5 cm)
Weight: Approximately 14 pounds (6.4 kg)7
iTunes is licensed for reproduction of noncopyrighted materials or materials the user is legally permitted to reproduce.
999MB maximum per application in Mac OS 9.
For hard drive capacity measurements, 1GB = 1 billion bytes; actual formatted capacity less.
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.
Actual modem speeds lower; speed depends on connection rate and other factors.
Actual rates will vary.
Weight varies depending on configuration and manufacturing process.