The Intel® Core™2 Quad processor for desktop PCs is designed to handle massive compute and visualization workloads enabled by powerful multi-core technology. Providing the bandwidth you need for multi-threaded applications, Intel Core 2 Quad processors are built on 45nm Intel® Core™ microarchitecture enabling, faster, cooler, and quieter desktop PC and workstation experiences.
With four processing cores, up to 12MB of shared L2 cache, and 1333 MHz Front Side Bus the Intel Core 2 Quad desktop processors deliver amazing performance and power efficiency enabled by the hafnium-based circuitry of 45nm Intel Core microarchitecture.
Whether you are encoding, rendering, editing, or streaming HD multimedia in the office or on the go, power your most demanding applications with PCs based on the Intel Core 2 Quad processor. Plus, with these processors you get great Intel® technologies built in:
Intel® Wide Dynamic Execution, enabling delivery of more instructions per clock cycle to improve execution time and energy efficiency.
Intel® Intelligent Power Capability, designed to deliver more energy-efficient performance.
Intel® Smart Memory Access, improving system performance by optimizing the use of the available data bandwidth.
Intel® Advanced Smart Cache, optimized for multi-core processors, providing a higher-performance, more efficient cache subsystem.
Intel® Advanced Digital Media Boost, accelerating a broad range of multimedia, encryption, scientific and financial applications by significantly improving performance when executing Intel® Streaming SIMD Extension (SSE/SSE2/SSE3) instructions.
Intel® HD Boost, with Intel® Streaming SIMD Extension 4 (Intel SSE4) instructions for even greater multimedia performance and faster high definition video editing and encoding.
Intel® Virtualization Technology (Intel® VT), enabling greater security, manageability, and utilization.
Future ready, designed to perform in highly threaded programs with powerful Intel® multi-core technology.
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Description
Product Features:
- Intel® Core™2 Quad Q9400 2.66 GHz
- 6 MB L2 LGA 775 (Socket T)
- Processor cores: 4 45 nm 64-bit 95 W
Intel Core Q9400 processor 2.66 GHz 6 MB L2
Intel® Core™2 Quad Processor Q9400 <br />(6M Cache, 2.66 GHz, 1333 MHz FSB)
Intel Core Q9400, Intel® Core™2 Quad, LGA 775 (Socket T), 45 nm, Intel, Q9400, 2.66 GHz
Intel Core Q9400. Processor family: Intel® Core™2 Quad, Processor socket: LGA 775 (Socket T), Processor lithography: 45 nm. Market segment: Desktop, Number of Processing Die Transistors: 456 M, Processing Die size: 164 mm². Package type: Retail box. Processor package size: 37.5 x 37.5 mm. Intel® Virtualization Technology (Intel® VT): VT-d, VT-x, Compatibility: Intel BSHBBL, S3200SHV, S3210SHLC, S3210SHLX, SR1530HSH, SR1530SH, Cache memory: 6 MB
Specification
Processor
Processor manufacturer
Intel
Processor model
Q9400
Processor base frequency
2.66 GHz
Processor family
Intel® Core™2 Quad
Processor cores
4
Processor socket
LGA 775 (Socket T)
Component for
PC
Processor lithography
45 nm
Processor series
Intel Core 2 Quad Q9000 Series for Desktop
Processor threads
4
Processor operating modes
64-bit
Processor cache
6 MB
Processor cache type
L2
L2 cache speed
2.66 GHz
Processor front side bus
1333 MHz
Thermal Design Power (TDP)
95 W
Box
No
Cooler included
No
VID Voltage Range
0.85 - 1.3625 V
Compatible chipsets
Intel® 3210, Intel® G33 Express, Intel® G35 Express, Intel® G41 Express, Intel® G43 Express, Intel® G45 Express, Intel® P35 Express, Intel® P43 Express, Intel® P45 Express, Intel® Q33 Express, Intel® Q35 Express, Intel® Q43 Express, Intel® Q45 Express, Intel® X38 Express, Intel® X48 Express
Stepping
R0
FSB Parity
No
Bus type
FSB
CPU multiplier (bus/core ratio)
8
Processor codename
Yorkfield
Processor code
SLB6B
Processor ARK ID
35365
Graphics
On-board graphics card
No
Features
Execute Disable Bit
Yes
Idle States
Yes
Thermal Monitoring Technologies
Yes
Market segment
Desktop
Number of Processing Die Transistors
456 M
Processing Die size
164 mm²
Number of Graphics & IMC Die Transistors
456 M
Embedded options available
Yes
Export Control Classification Number (ECCN)
3A991
Commodity Classification Automated Tracking System (CCATS)
NA
Processor special features
Intel® Hyper Threading Technology (Intel® HT Technology)
No
Intel® Turbo Boost Technology
No
Intel® AES New Instructions (Intel® AES-NI)
No
Enhanced Intel SpeedStep Technology
Yes
Intel Trusted Execution Technology
Yes
Intel Enhanced Halt State
Yes
Intel Demand Based Switching
No
Intel 64
Yes
Intel Virtualization Technology (VT-x)
Yes
Intel Virtualization Technology for Directed I/O (VT-d)
Yes
Conflict-Free processor
No
Operational conditions
Tcase
71.4 °C
Technical details
Born on date
Q3'08
Bus bandwidth
1333
Bus type units
MHz
Launch date
Q3'08
Processor cache
6144 KB
Processor core voltage
0.8500-1.3625 V
Product name
Intel Core2 Quad Q9400 (6M Cache, 2.66 GHz, 1333 MHz FSB)
Product type
Processor
Status
Discontinued
Processor brand name
Intel Core2 Quad
Last change
63903513
Product family
Legacy Intel Core2 Processor
Bus speed
1333 MHz
Logistics data
Harmonized System (HS) code
8542310001
Packaging data
Package type
Retail box
Weight & dimensions
Processor package size
37.5 x 37.5 mm
Other features
Intel® Virtualization Technology (Intel® VT)
VT-d, VT-x
Supplemental SKU
No
Compatibility
Intel BSHBBL, S3200SHV, S3210SHLC, S3210SHLX, SR1530HSH, SR1530SH
Cache memory
6 MB