Intel Core 2 Quad Q9400 Quad Core 2.66 GHz Processor 1333 MHz FSB / LGA 775

Product details of Intel Core 2 Quad Q9400 Quad Core 2.66 GHz Processor 1333 MHz FSB / LGA 775
Product CollectionLegacy Intel® Core™ Processors
Code NameProducts formerly Yorkfield
Vertical SegmentDesktop
Processor NumberQ9400
Marketing StatusDiscontinued
Launch DateQ3'08
Lithography45 nm
Performance Specifications
Total Cores4
Processor Base Frequency2.66 GHz
Cache6 MB L2 Cache
Bus Speed1333 MHz
FSB ParityNo
TDP95 W
VID Voltage Range0.8500V-1.3625V
Embedded Options AvailableYes
Sockets SupportedLGA775
TCASE71.4°C
Package Size37.5mm x 37.5mm
Processing Die Size164 mm2
# of Processing Die Transistors456 million
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 Set64-bit
Idle StatesYes
Enhanced Intel SpeedStep® TechnologyYes
Intel® Demand Based SwitchingNo
Thermal Monitoring TechnologiesYes
Intel® AES New InstructionsNo
Intel® Trusted