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Intel Core 2 Quad Extreme QX9xxx series processor (Yorkfield XE)

Identification


Model name: Core 2 Quad Extreme QX9xxx series.
Code name: Yorkfield XE.
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.

Architecture


333/400 MHz QDR bus.

Memory protection: XD bit.

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

Virtualization Technology (VT, Vanderpool).

QX9775: Intel I/O Acceleration Technology (I/OAT).

Multi-processing


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

Multiplier


Unlocked clock multiplier (x6 - x16).

Power management


Power management:

  • Enhanced Intel SpeedStep Technology (EIST),
  • Enhanced Halt State (C1E).

Clock speed


Clock speed Model Multiplier Voltage Power dissipation Temperature Packaging Introduction Order part numbers
333/3000 MHz Intel Core 2 Quad Extreme QX9650 CPU 9 (unlocked) 0.8500-1.3625 V 130 W TDP max. 64.5 °C Socket T / LGA 775 November 2007 OEM: EU80569XJ080NL,
PIB: BX80569QX9650
400/3200 MHz Intel Core 2 Quad Extreme QX9770 CPU 8 (unlocked) 0.8500-1.3625 V 136 W TDP max. 55.5 °C Socket T / LGA 775 Q1 2008 OEM: EU80569XL088NL,
PIB: BXC80569QX9770,
PIB: BX80569QX9770
400/3200 MHz Intel Core 2 Quad Extreme QX9775 1 CPU 8 (unlocked) 1.212 V 150 W TDP max. 63.0 °C Socket J / LGA 771 Q1 2008 OEM: EU80574XL088N,
PIB: BX80574QX9775

  1. Intel I/O Acceleration Technology (I/OAT)

Physics


Manufacturing process: 45 nm (P1266).

Number of transistors: (2x) 410 million.

Die size: (2x) 107 mm2.

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

Step level


Text:

Step levels:

  • C0: Extended HALT power (C1E): 16 W,
  • C1 (March 8, 2008).

S-Spec / Stepping code


Model Code Stepping Description
Intel Core 2 Quad Extreme QX9770 CPU SLAN2 C0  
Intel Core 2 Quad Extreme QX9650 CPU SLAN3 C0 PCG: 05B
Intel Core 2 Quad Extreme QX9775 CPU SLANY C0  
Intel Core 2 Quad Extreme QX9770 CPU SLAWM C1 PCG: 05B
Intel Core 2 Quad Extreme QX9650 CPU SLAWN C1 PCG: 05B

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