![A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD](https://images.anandtech.com/reviews/cpu/amd/athlon2/launch/P4660andP4EE955.jpg)
A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD
Intel Pentium Extreme Edition 955 - Pentium D Presler 3.46 GHz LGA 775 Processor - BX80553955 Processors - Desktops - Newegg.com
![A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD](https://images.anandtech.com/reviews/cpu/amd/athlon2/launch/P4660andP4EE955bottom.jpg)
A Blast from the Past: The Pentium 4 660 and the Pentium Extreme Edition 955 - The Athlon II X2 & Phenom II X2: 45nm Dual-Core from AMD
![Intel SL9AN - 3.73Ghz 1066Mhz 4MB LGA775 Intel Pentium Extreme Edition 965 Dual Core CPU Processor - CPU Medics Intel SL9AN - 3.73Ghz 1066Mhz 4MB LGA775 Intel Pentium Extreme Edition 965 Dual Core CPU Processor - CPU Medics](https://cdn11.bigcommerce.com/s-qfzamxn9kz/images/stencil/1280x1280/products/138895/228667/intel-sl9an-3-73ghz-1066mhz-4mb-lga775-intel-pentium-extreme-edition-965-dual-core-cpu-processor-5__32158.1534979656.jpg?c=2)