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Differences What are the advantages of each

Front view of AMD Phenom II X4 900e

Reasons to consider the
AMD Phenom II X4 900e

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Much more l2 cache 2 MB vs 0.5 MB 4x more l2 cache; more data can be stored in the l2 cache for quick access later
Much better PassMark (Single core) score 842 vs 772 Around 10% better PassMark (Single core) score
Much better performance per watt 1.27 pt/W vs 1.14 pt/W More than 10% better performance per watt
Much more l2 cache per core 0.5 MB/core vs 0.17 MB/core More than 3x more l2 cache per core
Front view of AMD Phenom II X3 700e

Reasons to consider the
AMD Phenom II X3 700e

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Much better overclocked clock speed (Air) 3.4 GHz vs 2.4 GHz More than 40% better overclocked clock speed (Air)
Higher Maximum operating temperature 72 °C vs 70 °C Around 5% higher Maximum operating temperature

Benchmarks Real world tests of Phenom II X4 900e vs X3 700e

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 II X4 900e
96.6 MB/s
Phenom II X3 700e
97.1 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Phenom II X4 900e  vs
X3 700e 
Clock speed 2.4 GHz 2.4 GHz
Cores Quad core Tri core
Socket type
AM3
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 1.27 pt/W 1.14 pt/W
Typical power consumption 52.81W 52.81W

bus

Clock speed 2,000 MHz 2,000 MHz

details

Phenom II X4 900e  vs
X3 700e 
Architecture x86-64 x86-64
Threads 4 3
L2 cache 2 MB 0.5 MB
L2 cache per core 0.5 MB/core 0.17 MB/core
L3 cache 6 MB 6 MB
L3 cache per core 1.5 MB/core 2 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Voltage range 0.85 - 1.25V 0.82 - 1.25V
Operating temperature Unknown - 70°C Unknown - 72°C

overclocking

Overclocked clock speed 2.4 GHz 3.4 GHz
Overclocked clock speed (Water) 2.4 GHz 2.4 GHz
Overclocked clock speed (Air) 2.4 GHz 3.4 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
AMD Phenom II X4 900e
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AMD Phenom II X3 700e
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