Intel Core 2 Quad Q9400S AT80580AJ0676M (BX80580Q9400S)

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Intel Core 2 Quad Q9400S specifications

General information

Type

CPU / Microprocessor

Market segment

Desktop

Family

Intel Core 2 Quad

Model number ?

Q9400S

CPU part numbers

AT80580AJ0676M is an OEM/tray microprocessor
BX80580Q9400S is a boxed microprocessor

Frequency ?

2667 MHz

Bus speed ?

1333 MHz

Clock multiplier ?

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

Jan 18, 2009

Price at introduction

$320

S-spec numbers

	Production processors
Part number	SLG9U
AT80580AJ0676M	+
BX80580Q9400S	+

Architecture / Microarchitecture

Microarchitecture

Core

Processor core ?

Yorkfield

Core stepping ?

R0 (SLG9U)

CPUID

1067A (SLG9U)

Manufacturing process

0.045 micron

Data width

64 bit

The number of cores

The number of threads

Floating Point Unit

Integrated

Level 1 cache size ?

4 x 32 KB instruction caches
4 x 32 KB 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 ?

Electrical / Thermal parameters

V core ?

0.85V - 1.3625V

Minimum/Maximum operating temperature ?

5°C - 76.3°C

Minimum/Maximum power dissipation ?

12 Watt (TDP in extended HALT state) / 132.48 Watt

Thermal Design Power ?

65 Watt

Notes on Intel AT80580AJ0676M

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 AT80580AJ0676M is manufactured in halide-free package

CPUs, related to Intel Core 2 Quad Q9400S

Model Cores /
Threads Freq. L2
cache TDP Features

Intel Core 2 Quad family, Socket 775

   Core 2 Quad Q8400 4 / 4 2.66 GHz 4 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q8400S 4 / 4 2.66 GHz 4 MB 65 Watt VT, TXT, ESS

   Core 2 Quad Q9400 4 / 4 2.66 GHz 6 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9400S 4 / 4 2.66 GHz 6 MB 65 Watt VT, TXT, ESS

   Core 2 Quad Q6700 4 / 4 2.66 GHz 8 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9500 4 / 4 2.83 GHz 6 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9505 4 / 4 2.83 GHz 6 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9505S 4 / 4 2.83 GHz 6 MB 65 Watt VT, TXT, ESS

   Core 2 Quad Q9450S 4 / 4 2.66 GHz 12 MB 65 Watt VT, TXT, ESS

   Core 2 Quad Q9450 4 / 4 2.66 GHz 12 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9550 4 / 4 2.83 GHz 12 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9550S 4 / 4 2.83 GHz 12 MB 65 Watt VT, TXT, ESS

   Core 2 Quad Q9700 4 / 4 3.16 GHz 6 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9705 4 / 4 3.16 GHz 6 MB 95 Watt VT, TXT, ESS

   Core 2 Quad Q9650 4 / 4 3 GHz 12 MB 95 Watt VT, TXT, ESS

Other families, Core micro-architecture, Socket 775

   Celeron 440 1 / 1 2 GHz 512 KB 35 Watt VT, TXT, ESS

   Celeron 450 1 / 1 2.2 GHz 512 KB 35 Watt VT, TXT, ESS

   Celeron E3500 2 / 2 2.7 GHz 1 MB 65 Watt VT, TXT, ESS

   Pentium E5800 2 / 2 3.2 GHz 2 MB 65 Watt VT, TXT, ESS

   Pentium E6800 2 / 2 3.33 GHz 2 MB 65 Watt VT, TXT, ESS

   Core 2 Duo E8500 2 / 2 3.16 GHz 6 MB 65 Watt VT, TXT, ESS

   Core 2 Duo E8600 2 / 2 3.33 GHz 6 MB 65 Watt VT, TXT, ESS

   Core 2 Extreme QX9650 4 / 4 3 GHz 12 MB 130 Watt VT, TXT, ESS

   Core 2 Extreme QX9770 4 / 4 3.2 GHz 12 MB 136 Watt VT, TXT, ESS

• Highlighted numbers and features indicate whether specific processor performs better or worse than Core 2 Quad Q9400S

• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)

• List of related CPUs is not complete.

• Features abbreviations:

VT - Virtualization
TXT - Trusted Execution
ESS - PowerNow! / Enhanced SpeedStep

FAQ

Q: I have an Intel Q9400S CPU. Is it possible to upgrade it?

A: Probably yes. Processor compatibility is determined by your motherboard. Please check CPU-Upgrade.com website for CPU support list for your board.

Intel Q9400S Overclocking

Sorry, overclocking information is not available at this time.

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CPU ID

CPUID Tools

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Last modified: 14 May 2013