Compare Sonnet PowerPC G4 , 1 GHz (SG4-1000-2M) Processor Upgrade to Intel Core 2 Quad Processor Q9550s 4 , 2.83 GHz (BX80569Q9550S) Boxed Processor

The Sonnet Encore/ST G4 processor upgrade card can accelerate the performance of your PowerMac G4 with significant speed gains over your original processor! With an Encore/ST G4 installed, your system will fully exploit today's industry-leading applications, and will easily handle OS X's increased processing demands. Designed with 256K on-chip L2 cache running at full processor speed, and 2MB Double Data Rate L3 cache, the Encore/ST G4 delivers the ultimate in processing power to your compatible computer for a small fraction of the price of a new system.??This product is compatible with PowerMac G4 (AGP graphics, Gigabit Ethernet, digital audio), Cube, and Macintosh Server G4. Less

With four execution cores, the Intel Core 2 Quad processor blows through processor-intensive tasks in demanding multitasking environments and makes the most of highly threaded applications. Whether you're creating multimedia, annihilating your gaming enemies, or running compute-intensive applications at one time, new quad-core processing will change the way you do everything. Pioneer the new world of quad-core and unleash the power of multithreading. Less