iMac G4 20 (Late 2003) vs iMac G3 (Mid 2001)

iMac G4 20 (Late 2003) $2,199
iMac G3 (Mid 2001) $999
Base Price (MSRP)
$2,199
Base Price (MSRP)
$999
CPU
PowerPC 7455 1250MHz
CPU
PowerPC 750CXe 500MHz
GPU
GeForce FX 5200 Ultra Mac
GPU
Rage 128 Ultra
Memory
256MB
Memory
64MB
Storage
80GB
Storage
20GB
Display
20" LCD TN 1680x1050 -
Display
13.8" CRT 1024x768 -
PowerPC 7455 1250MHz
1 Core
1 Thread
1.25GHz Clock
PowerPC 750CXe 500MHz
1 Core
1 Thread
0.5GHz Clock
N/A
0%
N/A
0%
N/A
0%
N/A
0%
GeForce FX 5200 Ultra Mac
4 Shaders
325MHz
128MB DDR
10.4GB/s Bandwidth
Rage 128 Ultra
2 Shaders
130MHz
66MB SDR
2.1GB/s Bandwidth
N/A
0%
N/A
0%
N/A
0%
N/A
0%
256MB
DDR-333
64MB
SDR-100
Unknown # Tabs
0%
Unknown # Tabs
0%
80GB
3.5"
PATA
7200RPM
20GB
3.5"
PATA
5400RPM
90 min 4K Video
2%
Unknown # min 4K Video
0%
4x SuperDrive
Tray Loading
24x CD-ROM
Slot Loading
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20"
LCD TN
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13.8"
CRT
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230 Nits
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150 Nits
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60Hz
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75Hz
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1680x1050
1.8 Million Pixels
99 PPI
1024x768
0.8 Million Pixels
93 PPI
CCFL Backlight
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800:1 Contrast
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No Cameras
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No Cameras
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Apple Keyboard
Apple Pro Keyboard
Apple Mouse
Apple Pro Mouse
Not Included
Not Included
Not Included
Not Included
No Biometrics
No Biometrics
2
2
1
1
No Cellular
No Cellular
No Wi-Fi
No Wi-Fi
Bluetooth 1.1
No Bluetooth
56K Modem
56K Modem
No Sensors
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No Sensors
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Integrated Chipset
Integrated Chipset
Data
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3x USB 2.0 (480Mbps)
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2x FireWire 400
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Data
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2x USB 1.0 (12Mbps)
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2x FireWire 400
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Network
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1x Ethernet (100Mbps)
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Network
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1x Ethernet (100Mbps)
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Video
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1x mini-VGA
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Video
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1x VGA
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Audio
2x Audio Jack
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Audio
4x Audio Jack
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190W
150W
Not Included
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No Battery
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No Battery
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Mac OS X 10.3 Panther
Mac OS 9.1 Fortissimo
Mac OS X 10.5 Leopard (Latest)
Mac OS X 10.4 Tiger (Latest)
Build Material
Plastic
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Build Material
Plastic
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Height
531 mm (20.9 in)
Width
513 mm (20.2 in)
Depth
270 mm (10.6 in)
Volume
73.54 L
Height
381 mm (15 in)
Width
381 mm (15 in)
Depth
434 mm (17.1 in)
Volume
63.05 L
Weight
18.189 kg (40.1 lb)
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Weight
15.74 kg (34.7 lb)
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CPU
Not Upgradable
CPU
Not Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Upgradable
Memory
Upgradable
Storage
Upgradable
Storage
Upgradable
Wi-Fi
Upgradable
Wi-Fi
Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Not Upgradable
Power Supply
Not Upgradable
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Memory Slots
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1x SO-DIMM
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A1065
EMC 1992
PowerMac6,3
M5521
EMC 1857
PowerMac4,1
Change Comparison