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Differences What are the advantages of each

Front view of AMD Phenom X4 9950

Reasons to consider the
AMD Phenom X4 9950

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Is unlocked Yes vs No Somewhat common; An unlocked multiplier allows for easier overclocking
Much higher clock speed 2.6 GHz vs 1.8 GHz Around 45% higher clock speed
Much better PassMark (Single core) score 890 vs 617 Around 45% better PassMark (Single core) score
Much better overclocked clock speed (Air) 3.11 GHz vs 2.04 GHz More than 50% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 3.37 GHz vs 1.8 GHz More than 85% better overclocked clock speed (Water)
Front view of AMD Phenom X4 9150e

Reasons to consider the
AMD Phenom X4 9150e

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Much better performance per watt 1.31 pt/W vs 0.88 pt/W Around 50% better performance per watt
Much lower typical power consumption 52.81W vs 113.75W 2.2x lower typical power consumption
Much higher Maximum operating temperature 70 °C vs 64 °C Around 10% higher Maximum operating temperature
Much lower annual commercial energy cost 56.94 $/year vs 122.64 $/year 2.2x lower annual commercial energy cost
Much lower annual home energy cost 15.66 $/year vs 33.73 $/year 2.2x lower annual home energy cost

Benchmarks Real world tests of Phenom X4 9950 vs 9150e

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

Phenom X4 9950
99,900 MB/s
Phenom X4 9150e
68,850 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench (64-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom X4 9950  vs
9150e 
Clock speed 2.6 GHz 1.8 GHz
Cores Quad core Quad core
Socket type
AM2+
Is unlocked Yes 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 140W 65W
Annual home energy cost 33.73 $/year 15.66 $/year
Annual commercial energy cost 122.64 $/year 56.94 $/year
Performance per watt 0.88 pt/W 1.31 pt/W
Typical power consumption 113.75W 52.81W

details

Phenom X4 9950  vs
9150e 
Architecture x86-64 x86-64
Threads 4 4
L2 cache 2 MB 2 MB
L2 cache per core 0.5 MB/core 0.5 MB/core
L3 cache 2 MB 2 MB
L3 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 65 nm 65 nm
Max CPUs 1 1
Operating temperature Unknown - 64°C Unknown - 70°C

overclocking

Overclocked clock speed 3.11 GHz 2.04 GHz
Overclocked clock speed (Water) 3.37 GHz 1.8 GHz
Overclocked clock speed (Air) 3.11 GHz 2.04 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 2,000 MHz 1,600 MHz
AMD Phenom X4 9950
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AMD Phenom X4 9150e
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