iMac G5 20" (Mid 2005) vs iMac G4 17" (Early 2003)
iMac G5 20"
(Mid 2005)
iMac G4 17"
(Early 2003)
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Base Price
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Base Price
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CPU
PowerPC 970FX 2GHz
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CPU
PowerPC 7455 1000MHz
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GPU
Radeon 9600 Mac
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GPU
GeForce4 MX Mac
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Memory
512MB
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Memory
256MB
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Storage
250GB
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Storage
80GB
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Display
20" LCD TN 1680x1050 -
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Display
17" LCD TN 1440x900 -
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N/A
0%
N/A
0%
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N/A
0%
N/A
0%
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N/A
0%
N/A
0%
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N/A
0%
N/A
0%
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512MB
DDR-400
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256MB
DDR-266
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Unknown # Tabs
0%
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Unknown # Tabs
0%
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250GB
3.5"
SATA 1
7200RPM
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80GB
3.5"
PATA
7200RPM
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430 min 4K Video
11%
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90 min 4K Video
2%
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8x SuperDrive DL
Slot Loading
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4x SuperDrive
Tray Loading
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20"
LCD TN
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17"
LCD TN
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280 Nits
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200 Nits
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60Hz
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60Hz
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1680x1050
1.8 Million Pixels
99 PPI
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1440x900
1.3 Million Pixels
100 PPI
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CCFL Backlight
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800:1 Contrast
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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
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Apple Pro Keyboard
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Apple Mouse
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Apple Pro Mouse
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Not Included
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Not Included
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Not Included
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Not Included
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No Biometrics
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No Biometrics
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2
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2
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1
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1
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No Cellular
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No Cellular
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Wi-Fi 3 (802.11g)
1 Stream
Up to 54Mbps
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No Wi-Fi
Wi-Fi 1 (802.11b)
1 Stream
Up to 11Mbps
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Bluetooth 2.0
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No Bluetooth
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56K Modem
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56K Modem
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No Sensors
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No Sensors
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Integrated Chipset
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Integrated Chipset
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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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3x USB 1.0 (12Mbps)
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2x FireWire 400
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Network
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1x Ethernet (1Gbps)
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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 mini-VGA
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Audio
2x Audio Jack
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Audio
2x Audio Jack
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180W
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130W
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Not Included
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Not Included
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No Battery
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No Battery
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Mac OS X 10.4 Tiger
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Mac OS X 10.2 Jaguar
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Mac OS X 10.5 Leopard (Latest)
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Mac OS X 10.5 Leopard (Latest)
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Build Material
Plastic
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Build Material
Plastic
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Height
472 mm (18.6 in)
Width
493 mm (19.4 in)
Depth
188 mm (7.4 in)
Volume
43.76 L
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Height
508 mm (20 in)
Width
450 mm (17.7 in)
Depth
424 mm (16.7 in)
Volume
96.88 L
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Weight
11.431 kg (25.2 lb)
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Weight
10.342 kg (22.8 lb)
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CPU
Not Upgradable
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CPU
Not Upgradable
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GPU
Not Upgradable
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GPU
Not Upgradable
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Memory
Upgradable
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Memory
Upgradable
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Storage
Upgradable
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Storage
Upgradable
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Wi-Fi
Upgradable
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Wi-Fi
Upgradable
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Motherboard
Not Upgradable
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Motherboard
Not Upgradable
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Power Supply
Not Upgradable
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Power Supply
Not Upgradable
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Memory Slots
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1x SO-DIMM
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