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0.0.0  Intel Core 2 Quad Q9xxx series processor (Yorkfield)

Identification


Model name: Core 2 Quad Q9xxx series.
Code name: Yorkfield.
Supplier: Intel.
Component class: CPU.

Generation


Generation: Core 2.

Compatibility


Quad-core technology.

64 bit technology: EM64T.

Multimedia instruction sets: MMX, SSE, SSE2, SSE3. SSSE3, SSE4.1.

Cache


L1 cache: (4x) 32 kbyte instruction cache, 32 kbyte data cache (Harvard architecture).
Two-by-two shared L2 cache: (2x) 6 Mbyte, 12-way set-associative.

Architecture


333 MHz QDR Front-Side Bus (FSB).

Memory protection: XD bit.

Protected program execution environment: Trusted Execution Technology (TXT; LaGrande Technology, LT).

Virtualization Technology (VT, Vanderpool).

Multi-processing


Quad-core technology: two Dual-Core dies in SMP (Symmetric Multi-Processing) configuration (Dual-Chip Module, DCM).

Multiplier


Power management


Power management:

  • Enhanced Intel SpeedStep Technology (EIST),
  • Enhanced Halt State (C1E),
  • Extended Stop Grant State (C2E),
  • Deep Sleep State (C3E),
  • Deeper Sleep State (C4E),
  • from stepping E0: ACNT2,
  • from stepping E0: Power Status Indicator (PSI).

Clock speed


Clock speed Model Multiplier Power dissipation Introduction Marking Order part numbers
333/2666 MHz Intel Core 2 Quad Q9450 CPU 8 95 W TDP March 2008 PCG: 05A OEM (stepping C0, C1): EU80569PJ067N,
PIB: BX80569Q9450,
PIB (for China): BXC80569Q9450
333/2833 MHz Intel Core 2 Quad Q9550 CPU 8.5 95 W TDP March 2008 PCG: 05A OEM (stepping C0, C1): EU80569PJ073N,
OEM (stepping E0, halide-free): AT80569PJ073N,
PIB: BX80569Q9550,
PIB (for China): BXC80569Q9550
333/2833 MHz Intel Core 2 Quad Q9550S CPU 8.5 65 W TDP January 2009 PCG: 06 OEM (stepping E0, halide-free): AT80569AJ073N,
PIB: BX80569Q9550S
333/3000 MHz Intel Core 2 Quad Q9650 CPU 9 95 W TDP August 2008 PCG: 05A OEM (stepping E0, halide-free): AT80569PJ080N,
PIB: BX80569Q9650,
PIB (for China): BXC80569Q9650

Physics


Voltage: 0.8500-1.3625 V.
Power dissipation: 95 W TDP.

Temperature:

  • 95 W TDP: 5-71.4 °C,
  • 65 W TDP: 5-76.3 °C.

Manufacturing process: 45 nm (P1266).

Number of transistors: (2x) 410 million.

Die size: (2x) 107 mm2.

Packaging: Socket T / LGA 775.

Thermal management


Thermal management:

  • Platform Environment Control Interface (PECI),
  • PROCHOT# (Thermal Control Circuit, TCC),
  • THERMTRIP#.

System management


Remote management: Intel Active Management (iAMT2).

CPUID32


Extended family Extended model Type Family Model Stepping Description
0x0 0x1 0x0 0x6 0x7 0x6 stepping C0
0x0 0x1 0x0 0x6 0x7 0x7 stepping C1
0x0 0x1 0x0 0x6 0x7 0xA stepping E0

Step level


Text:

Step levels:

  • C0,
  • C1,
  • E0 (July 7, 2008):
    • Power Status Indicator (PSI),
    • PECI implementation change,
    • XSAVE/XRSTOR instructions,
    • ACNT2 processor utilization determination,
    • Halide free package.

S-Spec / Stepping code


Model Code Stepping Description Introduction
Intel Core 2 Quad Q9550 CPU Q5MV ES    
Intel Core 2 Quad Q9550 CPU Q9PT C0 ES    
Intel Core 2 Quad Q9550 CPU SLAN4 C0 no C2E, C3E, C4E  
Intel Core 2 Quad Q9450 CPU Q7UP C0 sample    
Intel Core 2 Quad Q9450 CPU SLAN6 C0 no C2E, C3E, C4E  
Intel Core 2 Quad Q9450 CPU SLAWN C1 no C2E, C3E, C4E  
Intel Core 2 Quad Q9550 CPU SLAWQ C1 no C2E, C3E, C4E  
Intel Core 2 Quad Q9450 CPU SLAWR C1 no C2E, C3E, C4E  
Model Code Stepping Description Introduction
Intel Core 2 Quad Q9550 CPU QGPK E0 QS   May 2008
Intel Core 2 Quad Q9550 CPU SLB8V E0 no C2E August 2008
Intel Core 2 Quad Q9650 CPU QHGF E0 sample    
Intel Core 2 Quad Q9650 CPU SLB8W E0    
Intel Core 2 Quad Q9550S CPU QJMG E0 ES    
Intel Core 2 Quad Q9550S CPU SLGAE E0 no C2E  

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