iMac G5 20 (Mid 2005) vs iMac G4 20 (Late 2003)

iMac G5 20 (Mid 2005) $1,799
iMac G4 20 (Late 2003) $2,199
Base Price (MSRP)
$1,799
Base Price (MSRP)
$2,199
CPU
PowerPC 970FX 2GHz
CPU
PowerPC 7455 1250MHz
GPU
Radeon 9600 Mac
GPU
GeForce FX 5200 Ultra Mac
Memory
512MB
Memory
256MB
Storage
250GB
Storage
80GB
Display
20" LCD TN 1680x1050 -
Display
20" LCD TN 1680x1050 -
PowerPC 970FX 2GHz
1 Core
1 Thread
2GHz Clock
PowerPC 7455 1250MHz
1 Core
1 Thread
1.25GHz Clock
N/A
0%
N/A
0%
N/A
0%
N/A
0%
Radeon 9600 Mac
4 Shaders
325MHz
128MB DDR
6.4GB/s Bandwidth
GeForce FX 5200 Ultra Mac
4 Shaders
325MHz
128MB DDR
10.4GB/s Bandwidth
N/A
0%
N/A
0%
N/A
0%
N/A
0%
512MB
DDR-400
256MB
DDR-333
Unknown # Tabs
0%
Unknown # Tabs
0%
250GB
3.5"
SATA 1
7200RPM
80GB
3.5"
PATA
7200RPM
430 min 4K Video
11%
90 min 4K Video
2%
8x SuperDrive DL
Slot Loading
4x SuperDrive
Tray Loading
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20"
LCD TN
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20"
LCD TN
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280 Nits
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230 Nits
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60Hz
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60Hz
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1680x1050
1.8 Million Pixels
99 PPI
1680x1050
1.8 Million Pixels
99 PPI
CCFL Backlight
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800:1 Contrast
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 Keyboard
Apple Mouse
Apple Mouse
Not Included
Not Included
Not Included
Not Included
No Biometrics
No Biometrics
2
2
1
1
No Cellular
No Cellular
Wi-Fi 3 (802.11g)
1 Stream
Up to 54Mbps
No Wi-Fi
Bluetooth 2.0
Bluetooth 1.1
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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3x USB 2.0 (480Mbps)
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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
190W
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
Mac OS X 10.3 Panther
Mac OS X 10.5 Leopard (Latest)
Mac OS X 10.5 Leopard (Latest)
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
Height
531 mm (20.9 in)
Width
513 mm (20.2 in)
Depth
270 mm (10.6 in)
Volume
73.54 L
Weight
11.431 kg (25.2 lb)
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Weight
18.189 kg (40.1 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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A1076
EMC 2056
PowerMac8,1
A1065
EMC 1992
PowerMac6,3
Change Comparison