| General |
|---|
| Model | QX9770 |
| Codename | Yorkfield |
| Segment | Desktop |
| Product line | Legacy Intel Core Processors |
| Process | 45 nm |
| Launch date | Q1 2008 |
| Status | Discontinued |
| Servicing status | End of Servicing Lifetime |
| Embedded options available | No |
| CPU |
|---|
| Cores | 4 |
| Threads | 4 |
| Multithreading (SMT/HT) | No |
| Base clock | 3.2 GHz |
| L2 cache | 12 MB |
| Bus speed | 1.6 GHz |
| TDP | 136 W |
| Turbo Boost | No |
| 64-bit support | Yes |
| Instruction set width | 64 bit |
| VID voltage range | 0.8500V-1.3625V |
| FSB parity | No |
| Package and thermal |
|---|
| Sockets supported | LGA775 |
| Package size | 37.5mm x 37.5mm |
| TCASE | 55.5 °C |
| Die size | 214 mm² |
| Transistors (millions) | 820 million |
| Security and virtualization |
|---|
| Virtualization (VT-x / AMD-V) | Yes |
| AES-NI | No |
| Execute Disable Bit | Yes |
| Technologies |
|---|
| Enhanced SpeedStep | Yes |
| Idle States | Yes |
| Thermal Monitoring Technologies | Yes |