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Intel Core 2 Quad Q9400 AT80580PJ0676M (BX80580Q9400 / BXC80580Q9400)

CPU » Intel » Core 2 families » Core 2 Quad » Q9400

Specifications

General information
TypeCPU / Microprocessor
Market segmentDesktop
FamilyIntel Core 2 Quad
Model number  ? Q9400
CPU part numbersAT80580PJ0676M is an OEM/tray microprocessor
BX80580Q9400 is a boxed microprocessor
BXC80580Q9400 is a boxed microprocessor
Frequency (MHz)  ? 2667
Bus speed (MHz)  ? 1333
Clock multiplier  ? 8
Package775-land Flip-Chip Land Grid Array (FC-LGA8)
1.48" x 1.48" (3.75 cm x 3.75 cm)
SocketSocket 775 (LGA775)
Introduction dateAug 10, 2008
Price at introduction$266
 
S-spec numbers
  ES/QS processors Production processors
Part number QHHU SLB6B
AT80580PJ0676M++
BX80580Q9400 +
BXC80580Q9400 +
 
Architecture / Microarchitecture
MicroarchitectureCore
Processor core  ? Yorkfield
Core stepping  ? R0 (QHHU, SLB6B)
CPUIDs67A (QHHU)
1067A (SLB6B)
Manufacturing process0.045 micron
Data width64 bit
The number of cores4
The number of threads4
Floating Point UnitIntegrated
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)
MultiprocessingUniprocessor
Features
  • MMX instruction set
  • SSE
  • SSE2
  • SSE3
  • Supplemental SSE3
  • EM64T technology  ? 
  • Virtualization Technology  ? 
  • Execute Disable Bit technology  ? 
  • SSE4.1  ? 
  • 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 (V)  ? 0.85 - 1.3625
Minimum/Maximum operating temperature (°C)  ? 5 - 71.4
Minimum/Maximum power dissipation (W)  ? 12 (TDP in extended HALT state) / 132.48
Thermal Design Power (W)  ? 95
 
Notes on Intel AT80580PJ0676M
  • 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 AT80580PJ0676M is manufactured in halide-free package
  • BXC80580Q9400 is a Chinese version
  CPUs, related to Intel Core 2 Quad Q9400  

Model Cores /
Threads		 Freq. L2
cache		 TDP Features
Intel Core 2 Quad family, Socket 775
   Intel Core 2 Quad Q95004 / 42.83 GHz6 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q95054 / 42.83 GHz6 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q9505S4 / 42.83 GHz6 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q9450S4 / 42.66 GHz12 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q94504 / 42.66 GHz12 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q95504 / 42.83 GHz12 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q9550S4 / 42.83 GHz12 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q97004 / 43.16 GHz6 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q97054 / 43.16 GHz6 MB95 WattSSE4, VT, TXT, ESS
   Intel Core 2 Quad Q96504 / 43 GHz12 MB95 WattSSE4, VT, TXT, ESS
Other families, Core micro-architecture, Socket 775
   Intel Celeron 4401 / 12 GHz512 KB35 WattSSE4, VT, TXT, ESS
   Intel Celeron 4501 / 12.2 GHz512 KB35 WattSSE4, VT, TXT, ESS
   Intel Celeron E35002 / 22.7 GHz1 MB65 WattSSE4, VT, TXT, ESS
   Intel Pentium E68002 / 23.33 GHz2 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Duo E85002 / 23.16 GHz6 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Duo E86002 / 23.33 GHz6 MB65 WattSSE4, VT, TXT, ESS
   Intel Core 2 Extreme QX96504 / 43 GHz12 MB130 WattSSE4, VT, TXT, ESS
   Intel Core 2 Extreme QX97704 / 43.2 GHz12 MB136 WattSSE4, VT, TXT, ESS

 • Highlighted numbers and features indicate whether specific processor performs better or worse than Core 2 Quad Q9400

 • 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:

SSE4 - SSE4 instructions
VT - Virtualization
TXT - Trusted Execution
ESS - PowerNow! / Enhanced SpeedStep

Pictures (5)

Back view of the box
2009-10-02 20:41:28
Posted by: gshv

  		Back view of the box
Side view
2009-10-02 20:41:58
Posted by: gshv

  		Side view
Core 2 Quad Q9400 box - front view
2009-10-02 20:42:46
Posted by: gshv

  		Core 2 Quad Q9400 box - front view
 
2009-10-02 20:43:08
Posted by: gshv

  		 
Core 2 Quad Q9400 CPU
2009-10-02 20:43:55
Posted by: gshv

S-spec number SLB6B 		Core 2 Quad Q9400 CPU

Benchmarks

  • Compare results with tested CPUs from one of the following families:
  • To compare benchmark results with all other microprocessors please
Tested processor
S-spec number:SLB6B
CPU ID:067Ah
CPU vendor string:GenuineIntel
CPU name string:Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz

Integer performance

Part number   Result
Intel Core 2 Quad Q9550  ? 
106.2%
Intel Core i5-2405S  ? 
105.8%
Intel Core i5-2400S  ? 
105.5%
AMD Phenom II X4 965 (125W, BE)  ? 
105%
AMD Phenom II X4 965 (140W, BE)  ? 
104.9%
Intel Core 2 Quad Q9400  ? 
100%
Intel Core 2 Quad Q6700  ? 
99.7%
AMD Phenom II X4 955 (95W, rev. C2, BE)  ? 
98.8%
AMD Phenom II X4 955 (125W, rev. C2)  ? 
98.8%
AMD Phenom II X4 B97  ? 
98.7%
AMD Phenom II X4 955 (95W, rev. C3, BE)  ? 
98.7%

Floating Point performance

Part number   Result
AMD A6-3650  ? 
100.5%
AMD Athlon II X4 631  ? 
100.3%
AMD Phenom II X4 810  ? 
100%
AMD Phenom II X4 910  ? 
100%
AMD Athlon II X4 620e  ? 
100%
Intel Core 2 Quad Q9400  ? 
100%
AMD Phenom II X4 910e  ? 
99.9%
AMD Athlon II X4 2.6 GHz ZD260121K4216  ? 
99.8%
AMD Athlon II X4 620  ? 
99.8%
Intel Core i5-650  ? 
98.5%
AMD Athlon II X3 460  ? 
97.7%

MMX / SSE / SSE2 performance

Part number   Result
Intel Core i5-655K  ? 
102.2%
Intel Core i5-660  ? 
102.2%
AMD Phenom II X4 960T  ? 
100.4%
AMD Athlon II X4 645  ? 
100.2%
AMD A8-3870K  ? 
100.1%
Intel Core 2 Quad Q9400  ? 
100%
AMD Phenom II X4 940  ? 
98.5%
Intel Core i5-650  ? 
98.3%
AMD Phenom II X4 945 (125W)  ? 
98%
AMD Phenom II X4 945 (95W, rev. C2)  ? 
97.9%
AMD Phenom II X4 B95  ? 
97.9%

Memory-intensive program performance

Part number   Result
AMD Phenom II X3 715  ? 
102.8%
Intel Core 2 Quad Q6700  ? 
101.6%
AMD Athlon II X4 631  ? 
101.4%
AMD A6-3650  ? 
101.3%
AMD Phenom II X3 705e  ? 
100.4%
Intel Core 2 Quad Q9400  ? 
100%
Intel Core 2 Extreme X6800  ? 
99.8%
AMD Phenom II X4 840  ? 
97.2%
AMD Phenom II X3 700e  ? 
97.1%
AMD Athlon II X4 645  ? 
96.5%
AMD Athlon II X3 460  ? 
95.7%

CPU ID (4)

NOTE: CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the Intel Core 2 Quad Q9400 CPU.

Manufacturer:Intel
CPU Family:Core 2 Quad
Processor Number:Q9400
Frequency:2675 MHz
Part number:
AT80580PJ0676M
S-Spec Number:
Comment:
Submitted by:
General information
Vendor:GenuineIntel
Processor name (BIOS):Intel(R) Core(TM)2 Quad CPU Q9400 @ 2.66GHz
Cores:4
Logical processors:4
Processor type:Original OEM Processor
CPUID signature:1067A
Family: 6 (06h)
Model:23 (017h)
Stepping:10 (0Ah)
TLB/Cache details:64-byte Prefetching
Data TLB: 4-KB Pages, 4-way set associative, 256 entries
Data TLB: 4-MB Pages, 4-way set associative, 32 entries
Instruction TLB: 2-MB pages, 4-way, 8 entries or 4M pages, 4-way, 4 entries
Instruction TLB: 4-KB Pages, 4-way set associative, 128 entries
L1 Data TLB: 4-KB pages, 4-way set associative, 16 entries
L1 Data TLB: 4-MB pages, 4-way set associative, 16 entries

Cache: L1 data L1 instruction L2
Size: 4 x 32 KB 4 x 32 KB 2 x 3 MB
Associativity: 8-way set
associative		 8-way set
associative		 12-way set
associative
Line size: 64 bytes 64 bytes 64 bytes
Comments:     1 cache per 2 cores
 
Instruction set extensionsAdditional instructions
MMX CLFLUSH
SSE CMOV
SSE2 CMPXCHG16B
SSE3 CMPXCHG8B
SSSE3 FXSAVE/FXRSTORE
SSE4.1 MONITOR/MWAIT
  SYSENTER/SYSEXIT
  XSAVE/XRESTORE states
  XSETBV/XGETBV are enabled
 
Major featuresOther features
On-chip Floating Point Unit 36-bit page-size extensions
64-bit / Intel 64 64-bit debug store
NX bit/XD-bit Advanced programmable interrupt controller
Intel Virtualization CPL qualified debug store
Intel Trusted Execution technology Debug store
Enhanced SpeedStep Debugging extensions
  Digital Thermal Sensor capability
  LAHF/SAHF support in 64-bit mode
  Machine check architecture
  Machine check exception
  Memory-type range registers
  Model-specific registers
  Page attribute table
  Page global extension
  Page-size extensions (4MB pages)
  Pending break enable
  Perfmon and Debug capability
  Physical address extensions
  Self-snoop
  Thermal monitor
  Thermal monitor 2
  Thermal monitor and software controlled clock facilities
  Time stamp counter
  Virtual 8086-mode enhancements
  xTPR Update Control

Our CPUID database has 4 records for this microprocessor. See all submitted records.

Comments (0)

Last modified: 5 Feb 2012
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