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Differences What are the advantages of each

Front view of AMD Phenom X4 9450e

Reasons to consider the
AMD Phenom X4 9450e

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Much more l3 cache 2 MB vs 0 MB Compared to all cpus, 2 MB l3 cache is just OK
Much more l2 cache 2 MB vs 1 MB 2x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark score 2,621 vs 1,383 Around 90% better PassMark score
More cores 4 vs 2 Twice as many cores; run more applications at once
More threads 4 vs 2 Twice as many threads
Much better performance per watt 1.48 pt/W vs 0.78 pt/W Around 90% better performance per watt
Much more l3 cache per core 0.5 MB/core vs 0 MB/core Compared to all cpus, 0.5 MB/core l3 cache per core is just OK
Higher Maximum operating temperature 70 °C vs 68 °C Around 5% higher Maximum operating temperature
Front view of AMD Athlon X2 5200+

Reasons to consider the
AMD Athlon X2 5200+

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Much higher clock speed 2.7 GHz vs 2.1 GHz Around 30% higher clock speed
Much better PassMark (Single core) score 810 vs 759 More than 5% better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.61 GHz vs 2.51 GHz Around 45% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.38 GHz vs 2.1 GHz More than 60% better overclocked clock speed (Water)

Benchmarks Real world tests of Phenom X4 9450e vs Athlon X2 5200+

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom X4 9450e  vs
Athlon X2 5200+ 
Clock speed 2.1 GHz 2.7 GHz
Cores Quad core Dual core
Socket type
AM2+
AM3
AM2
Is unlocked No No

features

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

power consumption

TDP 65W 65W
Annual home energy cost 15.66 $/year 15.66 $/year
Annual commercial energy cost 56.94 $/year 56.94 $/year
Performance per watt 1.48 pt/W 0.78 pt/W
Typical power consumption 52.81W 52.81W

details

Phenom X4 9450e  vs
Athlon X2 5200+ 
Architecture x86-64 x86-64
Threads 4 2
L2 cache 2 MB 1 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 2 MB 0 MB
L3 cache per core 0.5 MB/core 0 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C 55 - 68°C

overclocking

Overclocked clock speed 2.51 GHz 3.61 GHz
Overclocked clock speed (Water) 2.1 GHz 3.38 GHz
Overclocked clock speed (Air) 2.51 GHz 3.61 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

bus

Clock speed 1,800 MHz 2,000 MHz
AMD Phenom X4 9450e
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AMD Athlon X2 5200+
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