| Product name | ![]() Intel Core 2 Quad Q9300 / 2.5 GHz processor |
![]() Intel Core 2 Extreme QX9650 |
![]() Intel Core 2 Duo E8400 / 3 GHz processor |
![]() Intel Core 2 Quad Q9450 / 2.66 GHz processor |
![]() Intel Core 2 Quad Q6600 / 2.4 GHz processor |
| Price range | $272-313 from 9 stores |
$1052-1399 from 10 stores |
$180 from 1 store |
$329-419 from 11 stores |
$189-417 from 6 stores |
| Review summary | Info unavailable | The CPU market is due for a lot of upheaval over the next 12 months, so you might be wise to wait for a clearer picture before plunking down $1,000 or so on Intel's new Core 2 Extreme QX9650 quad-core desktop processor. But if you want to claim ownership of the fastest multicore CPU around today, look no further. | Info unavailable | Info unavailable | Info unavailable |
| Release date | March 13, 2008 | October 28, 2007 | June 8, 2008 | February 10, 2008 | February 7, 2007 |
| Basic Specs | |||||
| Product Description | Intel Core 2 Quad Q9300 / 2.5 GHz Processor | Intel Core 2 Extreme QX9650 / 3 GHz Processor | Intel Core 2 Duo E8400 / 3 GHz Processor | Intel Core 2 Quad Q9450 / 2.66 GHz Processor | Intel Core 2 Quad Q6600 / 2.4 GHz Processor |
| Product Type | Processor | Processor | Processor | Processor | Processor |
| Processor Type | Intel Core 2 Quad Q9300 | Intel Core 2 Extreme QX9650 | Intel Core 2 Duo E8400 | Intel Core 2 Quad Q9450 | Intel Core 2 Quad Q6600 |
| Multi-Core Technology | Quad-Core | Quad-Core | Dual-Core | Quad-Core | Quad-Core |
| 64-bit Computing | Yes | Yes | Yes | Yes | Yes |
| Compatible Processor Socket | LGA775 Socket | LGA775 Socket | LGA775 Socket | LGA775 Socket | LGA775 Socket |
| Processor Qty | 1 | 1 | 1 | 1 | 1 |
| Clock Speed | 2.5 GHz | 3 GHz | 3 GHz | 2.66 GHz | 2.4 GHz |
| Bus Speed | 1333 MHz | 1333 MHz | 1333 MHz | 1333 MHz | 1066 MHz |
| Manufacturing Process | 45 nm | 45 nm | 45 nm | 45 nm | 65 nm |
| Cache Memory | L2 cache Advanced Smart Cache - 6 MB | L2 cache Advanced Smart Cache - 12 MB | L2 cache 6 MB | L2 cache Advanced Smart Cache - 12 MB ( 2 x 6MB ) | L2 cache Advanced Smart Cache - 8 MB ( 2 x 4MB (4MB per core pair) ) |
| Features | Intel Advanced Digital Media Boost , Intel 64 Technology , Intel Wide Dynamic Execution , Intel Trusted Execution Technology , Enhanced SpeedStep technology , Execute Disable Bit capability , Intel Virtualization Technology , Intel Advanced Smart Cache , Intel Smart Memory Access | Intel Advanced Digital Media Boost , Intel 64 Technology , Intel Wide Dynamic Execution , Enhanced SpeedStep technology , Streaming SIMD extensions 4 , Execute Disable Bit capability , Intel Virtualization Technology , Intel Advanced Smart Cache , Intel Smart Memory Access | Enhanced Halt State (C1E) , Intel 64 Technology , Intel Thermal Monitor 2 , Intel Trusted Execution Technology , Enhanced SpeedStep technology , Execute Disable Bit capability , Intel Virtualization Technology | Intel Advanced Digital Media Boost , Intel 64 Technology , Intel Wide Dynamic Execution , Intel Trusted Execution Technology , Enhanced SpeedStep technology , Execute Disable Bit capability , Intel Virtualization Technology , Intel Smart Memory Access | Intel Advanced Digital Media Boost , Intel 64 Technology , Intel Wide Dynamic Execution , Enhanced SpeedStep technology , Execute Disable Bit capability , Intel Virtualization Technology , Intel Advanced Smart Cache , Intel Smart Memory Access |
| Compatible Slots | 1 x Processor - LGA775 Socket | 1 x Processor - LGA775 Socket | 1 x Processor - LGA775 Socket | 1 x Processor - LGA775 Socket | 1 x Processor - LGA775 Socket |
| Manufacturer Warranty | Info unavailable | 3 years warranty | 3 years warranty | 3 years warranty | Info unavailable |
| Product name | Intel Core 2 Quad Q9300 / 2.5 GHz processor | Intel Core 2 Extreme QX9650 | Intel Core 2 Duo E8400 / 3 GHz processor | Intel Core 2 Quad Q9450 / 2.66 GHz processor | Intel Core 2 Quad Q6600 / 2.4 GHz processor |
| Price range | $272-313 from 9 stores | $1052-1399 from 10 stores | $180 from 1 store | $329-419 from 11 stores | $189-417 from 6 stores |