Intel® Core™2 Quad Brand Logo

Intel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB)

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Essentials
StatusLaunched
Launch DateQ3'08
Processor NumberQ9400
# of Cores4
# of Threads4
Processor Base Frequency2.66 GHz
L2 Cache6 MB
Bus/Core Ratio8
FSB Speed1333 MHz
FSB ParityNo
Instruction Set64-bit
EmbeddedYes
Supplemental SKUNo
Processing Die Lithography45 nm
Max TDP95 W
VID Voltage Range0.850v - 1.3625v
1ku Bulk Budgetary Price$183.00
Memory Specifications
Graphics Specifications
Expansion Options
I/O Specifications
Networking Specifications
Package Specifications
TCASE71.4°C
Package Size37.5mm x 37.5mm
Processing Die Lithography45 nm
Processing Die Size164 mm2
# of Processing Die Transistors456 million
Sockets SupportedLGA775
Halogen Free Options AvailableYes
Intel® Silicon and Support
Find Compatible Motherboards
Find Compatible Embedded Boards
Advanced Technologies
Intel® Turbo Boost TechnologyNo
Intel® Hyper-Threading TechnologyNo
Intel® Virtualization Technology (VT-x)Yes
Intel® Trusted Execution TechnologyYes
Intel® 64Yes
Idle StatesYes
Enhanced Intel® Speedstep TechnologyYes
Intel® Demand Based SwitchingNo
Thermal Monitoring TechnologiesYes
Execute Disable BitYes
Block Diagrams
Block Diagram
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Ordering & Sampling Information

Product NameSocketStepStep TDPOrdering CodeSPEC CodeEmbeddedHalogen FreeVT-x
Boxed Intel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB) LGA775LGA775R0 95 WattsBX80580Q9400SLB6B NoNoYes
Intel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB) LGA775, TrayLGA775R0 95 WattsAT80580PJ0676MSLB6B YesYesYes

Retired & Discontinued

None Available
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