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slb6b (intel core 2 quad q9400) Detail Information


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General information
TypeCPU / Microprocessor
FamilyIntel Core 2 Quad
Processor number Q9400
Part numberAT80580PJ0676M
BX80580Q9400
BXC80580Q9400
Frequency (GHz) 2.667
Bus speed (MHz) 1333
Clock multiplier 8
Package type775-land FC-LGA8
Socket typeSocket 775 (LGA775)
Architecture / Microarchitecture / Other
CPUID01067Ah
Core steppingR0
Manufacturing technology (micron)0.045
Number of cores4
L2 cache size (MB) 6
FeaturesEM64T technology
Enhanced SpeedStep technology
Execute disable bit
Extended Halt state
Thermal Monitor 2
Trusted Execution technology
Virtualization technology
Core voltage (V) 0.85 - 1.3625
Case temperature (°C) 71.4
Thermal Design Power (Watt) 95
Notes on sSpec SLB6B
  • The processor supports the 775_VR_CONFIG_05A (mainstream) guidelines for processors with TDP up to 95 Watt, Iccmax up to 100A, and VID up to 1.4V.
  • Deep Sleep low power mode is enabled.
  • Deeper Sleep low power mode is enabled.
  • The part is discontinued and will be offered only as an embedded processor. Last order date for non-embedded parts is April 9, 2010. Last shipment date for non-embedded boxed processors is July 9, 2010. Last shipment date for non-embedded OEM processors is June 10, 2011.

Other S-Spec number