20" iMac G4/1.25GHz
(#M9290LL/A )
Single Processor
20 Inch Screen
L2 Cache: 256K @ 1.25GHz
L3 Cache: None
Release Date: November, 2003

PowerBook G4/1.5GHz
(#M9422LL/A )
Single Processor
15 Inch Screen
L2 Cache: 512K @ 1.5GHz
L3 Cache: None
Release Date: April, 2004

5.7 pounds

Battery Life: 50 -watt 4.5 Hours

Price Information

MSRP: $2,199
Current Price: $1,859
Apple Store
DealZone

MSRP: $2,499
Apple Store
Education price: $2,299
DealZone

Bus Speed
(Mhz)

RAM
(MAX)

Graphics Support

Expansion
Slots

Hard Drive

Optical Drive

Tray loading SuperDrive
(DVD-R/CD-RW)
Writes DVD-R at 4x
Reads DVDs at 8x
Writes CD-R at 16x
Writes CD-RW at 8x
Reads CDs at 32x

"Slot loading SuperDrive"
(DVD-R/CD-RW)
DVD write 4x
DVD read - 8x
CD-R write - 16x
CD-RW write - 8x
CD read - 24x

Connectivity & Communication

56k modem
Optional 54-Mbps AirPort Extreme Card
10/100 BT Ethernet

3 USB 2.0 Ports (480 Mbps)
2 FireWire Port (400 Mbps)

Audio in & out

Optional Bluetooth 1.1 module and antenna

56k modem
Installed 54-Mbps AirPort Extreme Card
10/100/1000 BT Ethernet

2 USB 2.0 Ports (480 Mbps)
1 FireWire Port (400 Mbps)
1 FireWire 800 Port

Audio in & out

Bluetooth 1.1 built in

Video

20-inch display resolutions:
1680 by 1050 (native)

VGA output port - Requires adapter, sold separately.

S-video and composite video output to connect directly to a TV or projector - Requires adapter, sold separately.

Dual display support for VGA video mirroring:

15.2-inch (diagonal) TFT
1280 x 854 (native)

2048 x 1536 support on external display

ADC output using optional Apple DVI to ADC Adapter

DVI output port

VGA output using included DVI to VGA adapter

S-video output port

Composite video output using included S-video to composite adapter

Dual display and video mirroring: Simultaneously supports up to 1280 by 854 pixels on the built-in display and up to 2048 by 1536 pixels on an external display, both at millions of colors

Processor performance based on CineBench 2003

Graphics (Card) Test is based on CineBench 2003. In this type of image rendering, the graphics card takes the lead

Graphics (Processor) Test is based on CineBench 2003. In this type of image rendering, the processor takes the lead

Graphics Gaming (Card) Test is based on the game 4x4 EVO2 .. a racing game. All settings are at highest quality. This game is more graphics card dependent

Graphics Gaming (Processor) Test is based on the game Giants.. All settings are at highest quality. This game is more processor dependent ... will also make used of dual processors if present

The 'General Interface' test is based on Let1kWindowsBloom, which is freely available.

The Photoshop (Workflow) score is based on the BareFeats Photoshop Action Script, which you can download and run on your own machine, if you have Photoshop. Or download the Trial version from Adobe

Have questions about the results for these machines? eMail us.
For more performance results see this page

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MacComparisonZone: 14 Inch G4/1.2 Gz iBook vs 15 Inch G4/1.33 GHz PowerBook vs 15 Inch G4/1.5GHz PowerBook

MacComparisonZone: 15" PowerBook G4/1.33 GHz, vs 15" PowerBook G4/1.5 GHz

The SpeedZone: New PowerBooks How Fast Are They? - 16 Tests On Current Portables

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