There are currently shipping restrictions imposed due to the
SARS-CoV-2 pandemic which may lead to delays of shipments
outside the European Union.
Crescendo/PCI G3 & G4
Turn your PCI Power Macintosh into a new G3
or G4 system for a fraction of the cost
- G3 or G4 speed at a low price
- Speed improvements up to 800 MHz
- L2 or L3 backside cache
- 100% hardware and software compatible
- Fits in the processor slot
- Fully compatible in Power Macintosh 95/9600 series computers with lower PCI slots occupied
- Trilingual (English, French, Spanish) manual available; Quick Start Guide available in Japanese
Upgrade to G3 or G4 Performance
With a Sonnet Crescendo/PCI G3 or G4 processor upgrade card, you can accelerate your
PCI Power Macintosh to the leading edge. The Crescendo/PCI incorporates a revolutionary
PowerPC G3 or G4 processor and ultra high-speed Level 2 or Level 3 backside cache for
Mac OS 9 and OS X Compatibility
The Crescendo/PCI is compatible with your existing hardware. It seamlessly integrates
with your software, supporting System 7.5.2 up to the latest version of Mac OS version 9.1,
or even OS X (see next paragraph). When you upgrade with a G4, even greater performance
improvements are possible with AltiVec-enhanced applications.
While compatible Macintosh models listed below are not officially supported by
Apple Computer under Mac OS X, Sonnet has delivered a software solution that enables
a complete installation of Mac OS X in most computers enhanced with Crescendo/PCI
processor upgrades! The Sonnet PCI X Installer is now downloadable from the
Sonnet website for $29.95.
The Crescendo/PCI installs in minutes with step-by-step, illustrated instructions.
There are no switches or jumpers to set or complex control panels to configure.
Compatible Macintosh Models
* Not compatible with PPCG4-450-1M
- Power Macintosh Series 7300, 7500, 7600, 8500, 8515, 8600, 9500, 9500/180MP, 9515, 9600, 9600/200MP
- Workgroup Server 7350, 8550, 9650
- Daystar Genesis and Millennium Series
- Mactell XB-Pro
- Power Computing PowerCenter*, PowerCenter Pro*, PowerCurve*,
PowerTower*, PowerTower Pro, PowerWave
- UMAX J700, S900