| Essentials |
|
| Product Collection |
Legacy Intel® Core™ Processors |
| Code Name |
Products formerly Yorkfield |
| Vertical Segment |
Desktop |
| Processor Number |
Q9400 |
| Status |
Discontinued |
| Launch Date |
Q3'08 |
| Lithography |
45 nm |
| Use Conditions |
PC/Client/Tablet |
| Recommended Customer Price |
|
| Performance Specifications |
|
| # of Cores |
4 |
| # of Threads |
4 |
| Processor Base Frequency |
2.66 GHz |
| Cache |
6 MB L2 Cache |
| Bus Speed |
1333 MHz |
| FSB Parity |
No |
| TDP |
95 W |
| VID Voltage Range |
0.8500V-1.3625V |
| Supplemental Information |
|
| Embedded Options Available |
Yes |
| Datasheet |
View now |
| Package Specifications |
|
| Sockets Supported |
LGA775 |
| TCASE |
71.4°C |
| Package Size |
37.5mm x 37.5mm |
| Processing Die Size |
164 mm2 |
| # of Processing Die Transistors |
456 million |
| Advanced Technologies |
|
| Intel® Turbo Boost Technology ‡ |
No |
| Intel® Hyper-Threading Technology ‡ |
No |
| Intel® Virtualization Technology (VT-x) ‡ |
Yes |
| Intel® Virtualization Technology for Directed I/O (VT-d) ‡ |
Yes |
| Intel® 64 ‡ |
Yes |
| Instruction Set |
64-bit |
| Idle States |
Yes |
| Enhanced Intel SpeedStep® Technology |
Yes |
| Intel® Demand Based Switching |
No |
| Thermal Monitoring Technologies |
Yes |
| Security & Reliability |
|
| Intel® AES New Instructions |
No |
| Intel® Trusted Execution Technology ‡ |
Yes |
| Execute Disable Bit ‡ |
Yes |
