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Intel Core 2 Quad Q9400S AT80580AJ0676M (BX80580Q9400S) information

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Type:CPU Manufacturer:Intel
family:Core 2 microprocessors:Core 2 Quad
General information
Type CPU / Microprocessor
Market segment Desktop
Family
Intel Core 2 Quad
Model number   
Q9400S
CPU part numbers
  • AT80580AJ0676M is an OEM/tray microprocessor
  • BX80580Q9400S is a boxed microprocessor with fan and heatsink
Frequency    2667 MHz
Bus speed    1333 MHz
Clock multiplier    8
Package 775-land Flip-Chip Land Grid Array (FC-LGA8)
1.48" x 1.48" (3.75 cm x 3.75 cm)
Socket Socket 775 / LGA775 / T
Introduction date Jan 18, 2009
Price at introduction $320
S-spec numbers
Part number Production processors
  SLG9U
AT80580AJ0676M +
BX80580Q9400S +
Architecture / Microarchitecture
Microarchitecture Core
Processor core    Yorkfield
Core stepping    R0 (SLG9U)
CPUID 1067A (SLG9U)
Manufacturing process 0.045 micron
456 million transistors
Die size 164mm2
Data width 64 bit
The number of CPU cores 4
The number of threads 4
Floating Point Unit Integrated
Level 1 cache size    4 x 32 KB 8-way set associative instruction caches
4 x 32 KB 8-way set associative data caches
Level 2 cache size    2 x 3 MB 12-way set associative caches (each L2 cache is shared between 2 cores)
Multiprocessing Uniprocessor
Features
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • EM64T / Extended Memory 64 technology / Intel 64   
  • NX / XD / Execute disable bit   
  • SSE4.1 / Streaming SIMD Extensions 4.1   
  • VT-x / Virtualization technology   
  • VT-d / Virtualization for directed I/O
  • TXT / Trusted Execution technology
Low power features
  • Enhanced SpeedStep technology   
  • Stop Grant state   
  • Halt state
  • Extended Halt state
  • Extended Stop Grant State
  • Sleep state   
  • Deep Sleep state   
  • Deeper Sleep state   
Integrated peripherals / components
Integrated graphics None
Electrical / Thermal parameters
V core    0.85V - 1.3625V
Minimum/Maximum operating temperature    5°C - 76.3°C
Minimum/Maximum power dissipation    12 Watt (TDP in extended HALT state) / 132.48 Watt
Thermal Design Power    65 Watt
Notes on Intel Core 2 Quad Q9400S
  • Binary compatible with 32-bit x86 software
  • Bus frequency is 333 MHz. Because the processor uses Quad Data Rate bus the effective bus speed is 1333 MHz
  • Part AT80580AJ0676M is manufactured in halide-free package


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