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Intel Core 2 Quad Q9400 AT80580PJ0676M (BX80580Q9400 / BXC80580Q9400) information

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Type:CPU Manufacturer:Intel
family:Core 2 Quad microprocessors:Intel Core 2 Quad Q9400 AT80580PJ0676M (BX80580Q9400 / BXC80580Q9400)
Type CPU / Microprocessor
Market segment Desktop
Family
Intel Core 2 Quad
Model number    Q9400
CPU part numbers
  • AT80580PJ0676M is an OEM/tray microprocessor
  • BX80580Q9400 is a boxed processor with fan and heatsink (English version)
  • BXC80580Q9400 is a boxed processor with fan and heatsink (Chinese version)
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 Aug 10, 2008
Price at introduction $266
S-spec numbers
  ES/QS processors Production processors
Part number QHHU SLB6B
AT80580PJ0676M + +
BX80580Q9400   +
BXC80580Q9400   +
Architecture / Microarchitecture
Microarchitecture Core
Processor core    Yorkfield
Core stepping    R0 (QHHU, SLB6B)
CPUID 1067A (QHHU, SLB6B)
Manufacturing process 0.045 micron
Data width 64 bit
The number of 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   
  • VT / Virtualization technology   
  • NX / XD / Execute disable bit   
  • SSE4.1 / Streaming SIMD Extensions 4.1   
  • 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 - 71.4°C
Minimum/Maximum power dissipation    12 Watt (TDP in extended HALT state) / 132.48 Watt
Thermal Design Power    95 Watt
Notes on Intel Core 2 Quad Q9400
  • 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 AT80580PJ0676M is manufactured in halide-free package
  • BXC80580Q9400 is a Chinese version


other microprocessors
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Intel Core 2 Quad Q9450S EU80569AJ067N Intel Core 2 Quad Q9500 AT80580PJ0736ML
Intel Core 2 Quad Q9505 AT80580PJ0736MG (BX80580Q9505 / BXC80580Q9505) Intel Core 2 Quad Q9505S AT80580AJ0736MG
Intel Core 2 Quad Q9550 EU80569PJ073N (BX80569Q9550 / BXC80569Q9550) Intel Core 2 Quad Q9550S AT80569AJ073N (BX80569Q9550S)
Intel Core 2 Quad Q9650 AT80569PJ080N (BX80569Q9650 / BXC80569Q9650) Intel Core 2 Quad Q9700 AT80580PJ0876ML
Intel Core 2 Quad Q9705 AT80580PJ0876MG Intel Core 2 Quad Mobile Q9000 AW80581GH0416M (BX80581Q9000)

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