Core 2 Quad Q9450 vs A8-6600K

Aggregate performance score

A8-6600K
2013
4 cores / 4 threads, 100 Watt
1.89
+37%
Core 2 Quad Q9450
2008
4 cores / 4 threads, 95 Watt
1.38

A8-6600K outperforms Core 2 Quad Q9450 by a substantial 37% based on our aggregate benchmark results.

Primary details

Comparing A8-6600K and Core 2 Quad Q9450 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19832238
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.31no data
Market segmentDesktop processorDesktop processor
SeriesAMD A-Series (Desktop)no data
Power efficiency1.791.37
Architecture codenameRichland (2013−2014)Yorkfield (2007−2009)
Release date1 June 2013 (11 years ago)March 2008 (16 years ago)
Launch price (MSRP)$142no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

A8-6600K and Core 2 Quad Q9450 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)4 (Quad-Core)
Threads44
Base clock speed3.9 GHz2.66 GHz
Boost clock speed4.2 GHz2.67 GHz
Bus rateno data1333 MHz
L1 cache192 KB64K (per core)
L2 cache4096 KB12 MB (shared)
L3 cache0 KB0 KB
Chip lithography32 nm45 nm
Die size246 mm22x 107 mm2
Maximum core temperature74 °Cno data
Maximum case temperature (TCase)74 °C71 °C
Number of transistors1,178 million820 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data0.85V-1.3625V

Compatibility

Information on A8-6600K and Core 2 Quad Q9450 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFM2LGA775
Power consumption (TDP)100 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-6600K and Core 2 Quad Q9450. You'll probably need this information if you require some particular technology.

AES-NI+-
FMAFMA4-
AVXAVX-
PowerNow+-
PowerGating+-
VirusProtect+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data-
FSB parityno data+

Security technologies

A8-6600K and Core 2 Quad Q9450 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-6600K and Core 2 Quad Q9450 are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
IOMMU 2.0+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-6600K and Core 2 Quad Q9450. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3-1866DDR1, DDR2, DDR3
Max memory channels2no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 8570Dno data
จำนวนพาธไลน์256no data
Enduro+-
Switchable graphics+-
UVD+-
VCE+-

Graphics interfaces

Available interfaces and connections of A8-6600K and Core 2 Quad Q9450 integrated GPUs.

DisplayPort+-
HDMI+-

Graphics API support

APIs supported by A8-6600K and Core 2 Quad Q9450 integrated GPUs, sometimes API versions are included.

DirectXDirectX® 11no data

Peripherals

Specifications and connection of peripherals supported by A8-6600K and Core 2 Quad Q9450.

PCIe version2.0no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

A8-6600K 1.89
+37%
Core 2 Quad Q9450 1.38

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

A8-6600K 2998
+37.1%
Core 2 Quad Q9450 2186

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

A8-6600K 447
+29.9%
Core 2 Quad Q9450 344

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

A8-6600K 1070
+12.4%
Core 2 Quad Q9450 952

Gaming performance

Pros & cons summary


Performance score 1.89 1.38
Chip lithography 32 nm 45 nm
Power consumption (TDP) 100 Watt 95 Watt

A8-6600K has a 37% higher aggregate performance score, and a 40.6% more advanced lithography process.

Core 2 Quad Q9450, on the other hand, has 5.3% lower power consumption.

The A8-6600K is our recommended choice as it beats the Core 2 Quad Q9450 in performance tests.


Should you still have questions on choice between A8-6600K and Core 2 Quad Q9450, ask them in Comments section, and we shall answer.

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AMD A8-6600K
A8-6600K
Intel Core 2 Quad Q9450
Core 2 Quad Q9450

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Community ratings

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Questions & comments

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