CPUBoss Review Our evaluation of Q9550 vs 450 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS
Front view of AMD Athlon II X3 450

AMD Athlon II X3 450

CPUBoss Winner

Differences What are the advantages of each

Front view of Intel Core2 Quad Q9550

Reasons to consider the
Intel Core2 Quad Q9550

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Much more l2 cache 12 MB vs 1.5 MB 8x more l2 cache; more data can be stored in the l2 cache for quick access later
Much more l2 cache per core 3 MB/core vs 0.5 MB/core 6x more l2 cache per core
Much lower typical power consumption 77.19W vs 113.2W More than 30% lower typical power consumption
Better geekbench 3 Multi-Core score 5,498 vs 4,354 More than 25% better geekbench 3 Multi-Core score
Much lower annual home energy cost 22.89 $/year vs 39.59 $/year More than 40% lower annual home energy cost
More cores 4 vs 3 1 more cores; run more applications at once
Significantly lower annual commercial energy cost 83.22 $/year vs 113.44 $/year More than 25% lower annual commercial energy cost
Significantly better overclocked clock speed (Water) 4.03 GHz vs 3.1 GHz More than 30% better overclocked clock speed (Water)
Front view of AMD Athlon II X3 450

Reasons to consider the
AMD Athlon II X3 450

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Much better geekbench 3 AES single core score 128,950 MB/s vs 121,500 MB/s More than 5% better geekbench 3 AES single core score
Much better performance per dollar 2.13 pt/$ vs 0.5 pt/$ More than 4.2x better performance per dollar
Higher clock speed 3.2 GHz vs 2.83 GHz Around 15% higher clock speed
Newer Sep, 2010 vs Jan, 2008 Release date over 2 years later
Slightly higher Maximum operating temperature 75 °C vs 71.4 °C More than 5% higher Maximum operating temperature

Benchmarks Real world tests of Core2 Quad Q9550 vs Athlon II X3 450

GeekBench 3 (Multi-core) Data courtesy Primate Labs

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Core2 Quad Q9550
121,500 MB/s
Athlon II X3 450
128,950 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Reviews Word on the street

Specifications Full list of technical specs

summary

Core2 Quad Q9550  vs
Athlon II X3 450 
Clock speed 2.83 GHz 3.2 GHz
Cores Quad core Tri core
Socket type
LGA 775
AM3
Super 7

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
SSE2
MMX
SSE4
SSE3
EM64T
SSE
SSE4.1
3DNow!
Supplemental SSE3
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 95W 95W
Annual home energy cost 22.89 $/year 39.59 $/year
Annual commercial energy cost 83.22 $/year 113.44 $/year
Performance per watt 1.51 pt/W 1.07 pt/W
Typical power consumption 77.19W 113.2W

bus

Clock speed 1,333 MHz 100 MHz

details

Core2 Quad Q9550  vs
Athlon II X3 450 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 12 MB 1.5 MB
L2 cache per core 3 MB/core 0.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Voltage range 0.85 - 1.36V 0.85 - 1.4V
Operating temperature Unknown - 71.4°C Unknown - 75°C

overclocking

Overclock popularity 127 16
Overclocked clock speed 3.99 GHz 3.86 GHz
Overclocked clock speed (Water) 4.03 GHz 3.1 GHz
Overclocked clock speed (Air) 3.99 GHz 3.86 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A
Intel Core2 Quad Q9550
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AMD Athlon II X3 450
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