| Actual generation: | 2. | 
| Actual architecture: | Yorkfield (Penryn) | 
| Technology: | 45 nm | 
| Chip design: | Monolithic | 
| Instruction set (ISA): | SSE4.1 SSE3 MMX SSE2 | 
| Virtualization: | VT-x VT-d | 
 
                        | Actual generation: | 2. | 
| Actual architecture: | Yorkfield (Penryn) | 
| Technology: | 45 nm | 
| Chip design: | Monolithic | 
| Instruction set (ISA): | SSE4.1 SSE3 MMX SSE2 | 
| Virtualization: | VT-x VT-d | 
| Processor | Generation | Release Date | |
|---|---|---|---|
| Intel Core 2 Extreme QX9650 | 2 | Q4/2007 | |
| Intel Core 2 Extreme QX9775 | 2 | Q1/2008 | |
| Intel Core 2 Extreme QX9770 | 2 | Q1/2008 | |
| Intel Core 2 Extreme QX6700 | 1 | Q4/2006 | |
| Intel Core2 Extreme X6800 | 1 | Q3/2006 | |
| Intel Core 2 Extreme QX6850 | 1 | Q3/2007 |