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Differences What are the advantages of each

Front view of AMD Phenom X4 9650

Reasons to consider the
AMD Phenom X4 9650

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Higher clock speed 2.3 GHz vs 2.1 GHz Around 10% higher clock speed
Much better overclocked clock speed (Water) 3.12 GHz vs 2.1 GHz Around 50% better overclocked clock speed (Water)
Better overclocked clock speed (Air) 2.81 GHz vs 2.75 GHz Almost the same
Front view of AMD Phenom X3 8450e

Reasons to consider the
AMD Phenom X3 8450e

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Much more l2 cache per core 0.67 MB/core vs 0.5 MB/core Around 35% more l2 cache per core
Much lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Significantly lower annual home energy cost 15.66 $/year vs 22.89 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 56.94 $/year vs 83.22 $/year More than 30% lower annual commercial energy cost
Higher Maximum operating temperature 71 °C vs 70 °C Almost the same

Benchmarks Real world tests of Phenom X4 9650 vs X3 8450e

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom X4 9650  vs
X3 8450e 
Clock speed 2.3 GHz 2.1 GHz
Cores Quad core Tri core
Socket type
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 95W 65W
Annual home energy cost 22.89 $/year 15.66 $/year
Annual commercial energy cost 83.22 $/year 56.94 $/year
Performance per watt 1.15 pt/W 1.24 pt/W
Typical power consumption 77.19W 52.81W

details

Phenom X4 9650  vs
X3 8450e 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.67 MB/core
L3 cache 2 MB 2 MB
L3 cache per core 0.5 MB/core 0.67 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 70°C Unknown - 71°C

overclocking

Overclocked clock speed 2.81 GHz 2.75 GHz
Overclocked clock speed (Water) 3.12 GHz 2.1 GHz
Overclocked clock speed (Air) 2.81 GHz 2.75 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 1,800 MHz
AMD Phenom X4 9650
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AMD Phenom X3 8450e
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