The ChipList, by Adrian Offerman; The Processor Portal

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Intel Core 2 Duo E8xxx series processor (Wolfdale)

Identification


Model name: Core 2 Duo E8xxx series.
Code name: Wolfdale.
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, SSE4.1.

Cache


L1 cache: (2x) 32 kbyte instruction cache, 32 kbyte data cache (Harvard architecture).
Shared L2 cache: 6 Mbyte.

Architecture


333 MHz QDR bus.

Memory protection: XD bit.

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

Virtualization Technology (VT, Vanderpool).

Multi-processing


Dual-core technology.

Multiplier


Power management


Power management:

  • Enhanced Intel SpeedStep Technology (EIST),
  • Enhanced Halt State (C1E),
  • Extended Stop Grant State (C2E),
  • Extended State (C4).

Clock speed


Clock speed Model Multiplier Introduction Order part numbers
333/2.66 GHz Intel Core 2 Duo E8190 1 CPU 8 January 2007 OEM: EU80570PJ0676MN
333/2.66 GHz Intel Core 2 Duo E8200 CPU 8 January 2007 OEM: EU80570PJ0676M,
PIB: BX80570E8200,
PIB: BXC80570E8200
333/2.83 GHz Intel Core 2 Duo E8300 CPU 8.5 April 2008 OEM: EU80570AJ0736M
333/3.00 GHz Intel Core 2 Duo E8400 CPU 9 January 2007 OEM: EU80570PJ0806M,
PIB: BX80570E8400,
PIB: BXC80570E8400
333/3.16 GHz Intel Core 2 Duo E8500 CPU 9.5 January 2007 OEM: EU80570PJ0876M,
PIB: BX80570E8500,
PIB: BXC80570E8500

  1. no Virtualization Technology (VT); no Trusted Execution Technology (TXT).

Physics


Voltage: 1.15-1.225 V (0.850-1.3625 V).
Power dissipation: 65 W TDP.

Temperature: max. 72.4 °C.

Manufacturing process: 45 nm (P1266).

Number of transistors: 410 million.

Die size: 107 mm2.

Packaging: Socket T / LGA 775.

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

Step level


Text:

Step levels: C0.

S-Spec / Stepping code


Model Code Stepping Description
Intel Core 2 Duo E8300 CPU SLAPJ C0 PCG: 06
Intel Core 2 Duo E8500 CPU SLAPK C0 PCG: 06
Intel Core 2 Duo E8400 CPU SLAPL C0 PCG: 06
Intel Core 2 Duo E8200 CPU SLAPP C0 PCG: 06
Intel Core 2 Duo E8190 CPU SLAQR C0 PCG: 05A

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