Ask Johnny AppleSpeed - How Fast Is The Power Mac Dual G5/2.7GHz Compared To The Power Mac Dual G4/1.25GHz
Please compare the Power Mac Dual G5/2.7GHz vs Power Mac Dual G4/1.25GHz
Thanks - Robin
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Power Mac Dual G5/2.7GHz (#M9749LL/A) -- Released April, 2005 Power Mac Dual G4/1.25GHz (#M8840LL/A ) -- Released January, 2003
Specifications:
Dual G5/2.7GHz has:
More advanced processor - - G5 vs G4
116% faster processor clock speed - - 2.7GHz vs 1.25GHz
100% more L2 processor cache - - vs 512K vs 256K
116% faster L2 processor cache - - vs 2.7GHz vs 1.25GHz
708% faster system bus - - 1.35GHz vs 167MHz
PC3200 (400MHz) DDR memory vs PC2700 333MHz DDR memory
100% more stock RAM memory - - 512MB vs 265MB
300% more maximum RAM memory - - 8GB vs 2GB
More advanced graphics card - - ATI Radeon 9650 vs ATI Radeon 9000 Pro
300% more Graphics memory - - 256MB vs 64MB
More advanced graphics slot - - 8x AGP vs 4x AGP
25% fewer PCI type slots - - 3 vs 4
213% more drive capacity - - 250GB vs 80GB
50% fewer hard drive bays - - 2 vs 4
More advanced optical drive .....
.... 16x SuperDrive (DVD+R DL/DVD±RW/CD-RW) vs Combination drive (DVD-ROM/CD-RW)
50% fewer optical drive bays - - 1 vs 2
50% more USB ports - - 3 vs 2
3900% faster USB ports - - 480 Mbps vs 12 Mbps
78% higher screen resolution - - 2560 x 1600 vs 1920 x 1200
6% more weight - - 44.4 pounds (20.2 kg) vs 42 pounds (19.1 kg)
Power Mac Dual G5/2.7GHz additional features not found on other machine:
dual-link DVI port
PCI-X slots
Optical digital audio input and output
Power Mac Dual G4/1.25GHz additional features not found on other machine:
1MB of level 3 cache per processor
ADC monitor connector
56k internal modem
Initial price difference: Dual G5/2.7GHz $1,000 more - - $2.999 vs $1,999 Current price difference: Dual G5/2.7GHz $1,540 more - - $2,699 vs $1,159
Computer Trade In Program
Performance
In Performance the Power Mac Dual G5/2.7GHz is ....
Processor - 103% faster
Graphics Gaming - 165% faster
Graphics Interface - 77% faster
Copy Many Files - 69% faster
Copy Single Large File - 82% faster
Photoshop (Processor) - 117% faster
Photoshop (Workflow) - 76% faster
Word Macro - 87% faster
A note on performance. Because of the time difference between when we tested these two machines, some of the scores above are estimates based on adjusted, original data.
If you would like details on how we arrived at the performance numbers stated above, contact us with your specific question(s)
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