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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
Processor Base Frequency2.66 GHz
L2 Cache6 MB
Bus/Core Ratio8
FSB Speed1333 MHz
FSB ParityNo
Instruction Set64-bit
EmbeddedYes
Supplemental SKUNo
Lithography45 nm
Max TDP95 W
VID Voltage Range0.850v - 1.3625v
1ku Bulk Budgetary Price$183.00
Memory Specifications
Graphics Specifications
Expansion Slots
I/O Specifications
Networking Specifications
Package Specifications
TCASE71.4°C
Package Size37.5mm x 37.5mm
Die Size164 mm2
# of Transistors456 million
Sockets SupportedLGA775
Halogen Free Options AvailableYes
Intel® Silicon and Support
Find Compatible Motherboards
Find Compatible Embedded Boards
Software Downloads
Support Overview
Advanced Technologies
Intel® Virtualization TechnologyYes
Execute Disable BitYes
Enhanced Intel® Speedstep TechnologyYes
Enhanced Halt State (C1E)Yes
Intel® 64Yes
Intel® Demand Based SwitchingNo
Intel® Turbo Boost TechnologyNo
Intel® Hyper-Threading TechnologyNo
Intel® Thermal Monitor 2Yes
Intel® Trusted Execution TechnologyYes
Block Diagrams
Block Diagram

Additional Information

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PCN/MDDS

SLB6B

899303: PCN | MDDS
899301: PCN | MDDS
898380: PCN | MDDS
Send feedback on PCN or MDDS links IntelQDMS@pcnalert.com

Platform Information

Intel® Chipsets

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Intel® X48 Express Chipset

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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
Boxed Intel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB) LGA775, for ChinaLGA775R0 95 WattsBXC80580Q9400SLB6B NoNoYes
Intel® Core™2 Quad Processor Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB) LGA775, TrayLGA775R0 95 WattsAT80580PJ0676MSLB6B YesYesYes

Retired & Discontinued

None Available