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Power Mac G4 (Digital Audio) - Technical Specifications

Power Mac G4 (Digital Audio) - Technical Specifications
Configurations
Order no. M7627LL/A M7688LL/A M8451LL/A M7681LL/A
Processor 466-MHz PowerPC G4 533-MHz PowerPC G4 733-MHz PowerPC G4 733-MHz PowerPC G4
On-chip cache 256K L2 at 733 MHz 256K L2 at 733 MHz
Backside cache 1MB L2 at 233 MHz 1MB L2 at 266 MHz 1MB L3 at 183 MHz 1MB L3 at 183 MHz
Memory 128MB 128MB 256MB 256MB
Hard disk drive5 30GB (5400 rpm) 40GB (7200 rpm) 60GB (7200 rpm) 60GB (7200 rpm)
Graphics support ATI RAGE 128 Pro with
16MB of SDRAM
NVIDIA GeForce2 MX with
32MB of SDRAM
NVIDIA GeForce2 MX with
32MB of SDRAM
NVIDIA GeForce2 MX with
32MB of SDRAM
Optical drive CD-RW CD-RW CD-RW DVD-R/CD-RW
FireWire3 Two 400-Mbps ports Two 400-Mbps ports Two 400-Mbps ports Two 400-Mbps ports
USB Two ports Two ports Two ports Two ports
Ethernet 10/100/1000BASE-T 10/100/1000BASE-T 10/100/1000BASE-T 10/100/1000BASE-T
Wireless networking4 56K V.90 56K V.90 56K V.90 56K V.90
Options
Processor 466-MHz, 533-MHz, dual 533-MHz PowerPC G4
Memory 128MB, 256MB, 384MB, 512MB, 768MB, 1GB, 1.5GB1
Hard disk drives 30GB Ultra ATA/66 (5400 rpm), 40GB Ultra ATA/66 (7200 rpm), 60GB Ultra ATA/66 (7200 rpm), 36GB Ultra160 SCSI (10,000 rpm), 72GB Ultra160 SCSI (10,000 rpm)5
Optical drives CD-RW, DVD-ROM
Graphics ATI RAGE 128 Pro with 16MB of SDRAM, NVIDIA GeForce2 MX with 32MB of SDRAM, ATI RADEON with 32MB of DDR RAM, NVIDIA GeForce3 with 64MB of DDR RAM
Audio Apple Pro Speakers, Harman Kardon iSub, Harman Kardon SoundSticks
Other Zip 250 drive, SCSI PCI card, Ultra160 SCSI PCI card, AirPort Card, AirPort Base Station
Technical Specifications

Processor

  • 466-, 533-, or 733-MHz PowerPC G4 processor; or dual 533-MHz PowerPC G4 processors
  • Velocity Engine vector processing unit
  • Full 128-bit internal memory data paths
  • Powerful floating-point unit supporting single-cycle, double-precision calculations
  • Data stream prefetching operations supporting four simultaneous 32-bit data streams
  • 256K on-chip level 2 cache running at processor speed, plus 1MB backside level 3 cache running at one-fourth the processor speed (733-MHz systems)
  • 1MB backside level 2 cache running at half the processor speed (466-MHz and 533-MHz systems)
  • 133-MHz system bus supporting over 1-GBps data throughput

Memory

  • 128MB or 256MB of PC133 SDRAM
  • Three DIMM slots support up to 1.5GB of PC133 SDRAM using the following1: 
    —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)

Storage5

  • One of the following hard disk drives: 
    —30GB 5400-rpm Ultra ATA/66 
    —40GB 7200-rpm Ultra ATA/66 
    —60GB 7200-rpm Ultra ATA/66
  • One of the following optical drives: 
    —CD-RW drive (writes CD-R at 8x, writes CD-RW at 4x, reads CD at 32x) 
    —Combination DVD-R/CD-RW drive (writes DVD-R at 2x, reads DVD at 6x, writes CD-R at 8x, writes CD-RW at 4x, reads CD at 24x)
  • Three 3.5-inch hard disk drive expansion bays: 
    —One ATA drive preinstalled on standard configurations 
    —Support for up to two internal ATA drives 
    —Support for up to three internal SCSI drives 
    —Support for a combination of internal SCSI and ATA drives (up to one ATA and two SCSI)
  • Optional Zip 250 drive

Expansion

  • Four full-length 64-bit, 33-MHz PCI slots
  • One AGP 4X slot with graphics card installed
  • Two 400-Mbps FireWire ports (15W total power)3
  • Two USB ports (12 Mbps each)

Graphics support

  • ATI RAGE 128 Pro graphics card with 16MB of SDRAM graphics memory or NVIDIA GeForce2 MX graphics card with 32MB of SDRAM; installed in a dedicated AGP 4X graphics slot
  • Optional ATI RADEON graphics card with 32MB of Double Data Rate (DDR) RAM
  • Optional NVIDIA GeForce3 graphics card with 64MB of DDR RAM
  • Support for up to 1920-by-1200-pixel resolution at 32 bits per pixel (millions of colors)
  • Apple Display Connector (ADC)
  • 15-pin mini D-Sub VGA connector

Communications

  • 10/100/1000BASE-T Ethernet connector (RJ-45)
  • Built-in 56K V.90 modem card6
  • Optional 11-Mbps AirPort Card; IEEE 802.11 DSSS compliant4
  • Optional AirPort Base Station containing 56K modem and 10BASE-T Ethernet port4

Audio

  • Apple speaker minijack (16 bit) for connection to Apple Pro Speakers
  • Headphone jack (16 bit)
  • Optional Apple Pro Speakers
  • Support for external third-party USB digital audio peripherals such as microphones, speakers, and MIDI devices

Keyboard and mouse

  • Apple Pro Keyboard
  • Apple Pro Mouse

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: 338W
  • U.S. EPA ENERGY STAR compliant

Environmental requirements

  • 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: 17.0 inches (43.2 cm)
  • Width: 8.9 inches (22.6 cm)
  • Depth: 18.4 inches (46.7 cm)
  • Weight: 30 pounds (13.6 kg)7
  1. 999MB maximum per application in Mac OS 9.
  2. iTunes may require Internet download; Internet access fees may apply. iTunes is licensed for reproduction of noncopyrighted materials or materials the user is legally permitted to reproduce.
  3. Actual rates will vary.
  4. 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.
  5. For hard drive capacity measurements, 1GB = 1 billion bytes; actual formatted capacity less.
  6. Actual modem speeds lower.
  7. Weight varies by configuration and manufacturing process.

Last Modified: Oct 13, 2008
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  • Last Modified: Oct 13, 2008
  • Article: SP113
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