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Mac, iPod, iPhone & iPad Specs - EveryMac.com's Ultimate Mac Comparison

EveryMac.com's Ultimate Mac Comparison makes it easy to dynamically compare all Macs as well as all iPod, iPhone and iPad models side-by-side. Complete technical specifications are merely a click away.

Please be mindful of asterisks, as these indicate important details are on the applicable specs page. Some critical info only may be apparent from viewing complete specs. For Geekbench benchmarks, higher numbers are better.

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Model 
Power Mac G5 2.5 (QC)
Power Mac G5 2.3 (DC)
Power Mac G5 2.0 (DC)
 
Model Specs 
Complete Specs
Complete Specs
Complete Specs
Comparison Q&A 
Comparison Q&A
Comparison Q&A
Comparison Q&A
Series Q&A 
Series Q&A
Series Q&A
Series Q&A
Buy This 
N/A
N/A
N/A
Sell This 
N/A
N/A
N/A
Upgrade This 
Upgrade This Mac
Upgrade This Mac
Upgrade This Mac
Upgrade This (UK) 
N/A
N/A
N/A
Upgrade This (AU) 
N/A
N/A
N/A
Introduction Date 
October 19, 2005
October 19, 2005
October 19, 2005
Discontinued Date 
August 7, 2006*
August 7, 2006
August 7, 2006
Processors (Cores) 
2 (4 Cores)
1 (2 Cores)
1 (2 Cores)
Geekbench 2 32 
3316
2082
1814
Geekbench 2 64 
3594
2163
1882
Geekbench 3 SC 32 
N/A
N/A
N/A
Geekbench 3 MC 32 
N/A
N/A
N/A
Geekbench 3 SC 64 
N/A
N/A
N/A
Geekbench 3 MC 64 
N/A
N/A
N/A
Geekbench 4 SC 
N/A
N/A
N/A
Geekbench 4 MC 
N/A
N/A
N/A
Geekbench 5 SC 
N/A
N/A
N/A
Geekbench 5 MC 
N/A
N/A
N/A
Processor Speed 
2.5 GHz
2.3 GHz
2.0 GHz
Processor Type 
PowerPC 970MP (G5) x2
PowerPC 970MP (G5)
PowerPC 970MP (G5)
Turbo Boost 
N/A
N/A
N/A
Custom Speeds 
N/A
N/A
N/A
Architecture 
64-Bit
64-Bit
64-Bit
Processor Upgrade 
G5 Daughtercard
G5 Daughtercard
G5 Daughtercard
System Bus Speed 
1.25 GHz (2:1)
1.15 GHz (2:1)
1.0 GHz (2:1)
Cache Bus Speed 
2.5 GHz (Built-in)
2.3 GHz (Built-in)
2.0 GHz (Built-in)
ROM/Firmware 
Open Firmware
Open Firmware
Open Firmware
EFI Architecture 
N/A
N/A
N/A
L1 Cache 
32k/64k
32k/64k
32k/64k
L2 Cache 
1 MB
1 MB
1 MB
RAM Type 
PC2-4200 DDR2
PC2-4200 DDR2
PC2-4200 DDR2
Min. RAM Speed 
533 MHz
533 MHz
533 MHz
Standard RAM 
512 MB, 1 GB
512 MB, 1 GB
512 MB, 1 GB
Maximum RAM 
16 GB
16 GB
16 GB
Motherboard RAM 
None
None
None
RAM Slots 
8
8
8
Video Card 
GeForce 6600
GeForce 6600
GeForce 6600 LE
VRAM Type 
GDDR SDRAM
GDDR SDRAM
GDDR SDRAM
Standard VRAM 
256 MB
256 MB
128 MB
Maximum VRAM 
256 MB
256 MB
128 MB
Display 
Dual Displays*
Dual Displays*
Dual Displays*
Resolution 
2560x1600
2560x1600
2560x1600
2nd Disp Support 
Dual/Mirroring
Dual/Mirroring
Dual/Mirroring
2nd Max Res 
1920x1200
1920x1200
1920x1200
Video Port 
2 (DVI)
2 (DVI)
2 (DVI)
Standard HD 
250 GB HDD
250 GB HDD
160 GB HDD
Int HD Interface 
Serial ATA (1.5 Gb/s)
Serial ATA (1.5 Gb/s)
Serial ATA (1.5 Gb/s)
Standard Optical 
6X DL "SuperDrive"
6X DL "SuperDrive"
6X DL "SuperDrive"
Standard Ethernet 
Gigabit (x2)
Gigabit (x2)
Gigabit (x2)
Standard Wi-Fi 
802.11b/g (Optional)
802.11b/g (Optional)
802.11b/g (Optional)
Standard Bluetooth 
2.0+EDR (Optional)
2.0+EDR (Optional)
2.0+EDR (Optional)
USB 
4 (2.0)
4 (2.0)
4 (2.0)
Firewire 
2 (400), 1 (800)
2 (400), 1 (800)
2 (400), 1 (800)
Expansion Slots 
3 PCIe, AP/BL
3 PCIe, AP/BL
3 PCIe, AP/BL
Expansion Bays 
2 3.5", 1 5.25"
2 3.5", 1 5.25"
2 3.5", 1 5.25"
Keyboard Type 
Apple Keyboard
Apple Keyboard
Apple Keyboard
Case Type 
Tower
Tower
Tower
Input Type 
Apple Mighty Mouse
Apple Mighty Mouse
Apple Mighty Mouse
Apple Subfamily 
Late 2005
Late 2005
Late 2005
Order Number 
M9592LL/A
M9591LL/A
M9590LL/A
Model Number 
A1117/A1177*
A1117/A1177*
A1117/A1177*
EMC Number 
2023
2023
2023
Model Identifier 
PowerMac11,2
PowerMac11,2
PowerMac11,2
Battery Type 
N/A
N/A
N/A
Battery Life 
N/A
N/A
N/A
Firewire Support 
2 (400), 1 (800)
2 (400), 1 (800)
2 (400), 1 (800)
Original OS 
X 10.4.2 (8E90)
X 10.4.2 (8E90)
X 10.4.2 (8E90)
Maximum OS 
X 10.5.8
X 10.5.8
X 10.5.8
Mac OS 9 Support 
Classic Mode Only*
Classic Mode Only*
Classic Mode Only*
Windows Support 
Emulation Only
Emulation Only
Emulation Only
Minimum Windows 
N/A
N/A
N/A
Maximum Windows 
N/A
N/A
N/A
Dimensions 
20.1 x 8.1 x 18.7
20.1 x 8.1 x 18.7
20.1 x 8.1 x 18.7
Avg Weight 
44.5-48.8 lbs.
44.5-48.8 lbs.
44.5-48.8 lbs.
Original Price 
US$3299
US$2499
US$1999
Est Current Retail 
US$250-US$400
US$250-US$350
US$250-US$350

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