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19.1.4  Intel Core 2 Duo E4xxx series processor (Allendale)

Identification


Model name: Core 2 Duo E4xxx series.
Code name: Allendale.
Supplier: Intel.
Component class: CPU.

Generation


Generation: Core 2.

Compatibility


Dual-core technology.

64 bit technology: EM64T.

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

Cache


L1 cache: (2x) 32 kbyte instruction cache, 32 kbyte data cache (Harvard architecture).
Shared L2 cache: 2 Mbyte.

Architecture


200 MHz QDR bus.

Memory protection: XD bit.

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

No Virtualization Technology (VT, Vanderpool).

Multi-processing


Dual-core technology.

Multiplier


Power management


Power management:

  • Enhanced Intel SpeedStep Technology (EIST),
  • Enhanced Halt State (C1E),
  • E4500: Extended Stop Grant State (C2E).

Clock speed


Clock speed Model Multiplier Voltage Introduction Order part numbers
200/1800 MHz Intel Core 2 Duo E4300 CPU 9 1.225-1.325 V January 2007 OEM (stepping L2): HH80557PG0332M,
PIB (stepping L2): BX80557E4300
200/2000 MHz Intel Core 2 Duo E4400 CPU 10 stepping L2: 1.162-1.312 V,
stepping M0: 0.962-1.325 V
April 2007 OEM (stepping L2, M0): HH80557PG0412M,
PIB (stepping L2, M0): BX80557E4400
200/2200 MHz Intel Core 2 Duo E4500 1 CPU 11 0.962-1.325 V July 2007 OEM (stepping M0): HH80557PG0492M,
PIB (stepping M0): BX80557E4500
200/2400 MHz Intel Core 2 Duo E4600 CPU 12 1.162-1.312 V October 2007 OEM (stepping M0): HH80557PG0562M,
PIB (stepping M0): BX80557E4600
200/2600 MHz Intel Core 2 Duo E4700 CPU 13 1.162-1.312 V March 2008 OEM (stepping G0): HH80557PG0642M,
PIB (stepping G0): BXC80557E4700,
PIB (stepping G0): BX80557E4700

  1. Extended Stop Grant State (C2E) supported

Physics


Power dissipation: 65 W TDP.

Temperature:

  • stepping L2: 5-61.4 °C,
  • stepping M0: 5-73.3 °C,
  • stepping G0: 5-73.3 °C.

Manufacturing process: 65 nm (P1264).

Number of transistors: 167 million.

Die size: 111 mm2.

Packaging: Socket T / LGA 775.

System management


Remote management: Intel Active Management (iAMT2).

CPUID32


Type Family Model Stepping Description
0x0 0x6 0xF 0x2 stepping L2
0x0 0x6 0xF 0xD stepping M0
0x0 0x6 0xF 0xB stepping G0

Step level


Text:

Step levels:

  • L2: Extended HALT power specification reduced from 22 W to 12 W,
  • M0 (July 22, 2007): Extended HALT power specification reduced from 12 W to 8 W,
  • G0.

S-Spec / Stepping code


Model Code Stepping Description
Intel Core 2 Duo E4300 CPU SL9TB L2 PCG: 06
Intel Core 2 Duo E4400 CPU SLA3F L2 PCG: 06
Intel Core 2 Duo E4600 CPU SLA94 M0 PCG: 06
Intel Core 2 Duo E4500 CPU SLA95 M0 PCG: 06
Intel Core 2 Duo E4400 CPU SLA98 M0 PCG: 06
Intel Core 2 Duo E4700 CPU Q5UX G0 ES  
Intel Core 2 Duo E4700 CPU SLALT G0 PCG: 06

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