| 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 Quad Q9400s | 2 | Q1/2009 | |
| Intel Core 2 Quad Q8400 | 2 | Q2/2009 | |
| Intel Core 2 Quad Q9400 | 2 | Q3/2008 | |
| Intel Core 2 Quad Q9500 | 2 | Q1/2010 | |
| Intel Core 2 Quad Q9550 | 2 | Q1/2008 | |
| Intel Core 2 Quad Q9550s | 2 | Q1/2008 | |
| Intel Core 2 Quad Q8300 | 2 | Q3/2008 | |
| Intel Core 2 Quad Q9505s | 2 | Q3/2009 | |
| Intel Core 2 Quad Q8200 | 2 | Q3/2008 | |
| Intel Core 2 Quad Q9450 | 2 | Q1/2008 | |
| Intel Core 2 Quad Q8200s | 2 | Q1/2009 | |
| Intel Core 2 Quad Q8400s | 2 | Q2/2009 | |
| Intel Core 2 Quad Q6400 | 1 | Q1/2007 | |
| Intel Core 2 Quad Q6600 | 1 | Q1/2007 | |
| Intel Core 2 Quad Q6700 | 1 | Q3/2007 |