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AMD Athlon II X3 420e

Front view of AMD Athlon II X3 420e
Front view of AMD Athlon II X2 250

AMD Athlon II X2 250

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Differences What are the advantages of each

Front view of AMD Athlon II X3 420e

Reasons to consider the
AMD Athlon II X3 420e

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Much more l3 cache 0.5 MB vs 0 MB Compared to all cpus, 0.5 MB l3 cache is just OK
More cores 3 vs 2 1 more cores; run more applications at once
More threads 3 vs 2 1 more threads
Significantly lower typical power consumption 36.56W vs 52.81W More than 30% lower typical power consumption
Significantly lower annual home energy cost 10.84 $/year vs 15.66 $/year More than 30% lower annual home energy cost
Significantly lower annual commercial energy cost 39.42 $/year vs 56.94 $/year More than 30% lower annual commercial energy cost
Newer Sep, 2010 vs Jun, 2009 Release date over 1 years later
Front view of AMD Athlon II X2 250

Reasons to consider the
AMD Athlon II X2 250

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Significantly higher clock speed 3 GHz vs 2.6 GHz More than 15% higher clock speed
Much newer manufacturing process 32 nm vs 45 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much better overclocked clock speed (Air) 3.72 GHz vs 2.6 GHz Around 45% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4.04 GHz vs 2.6 GHz More than 55% better overclocked clock speed (Water)
Higher Maximum operating temperature 74 °C vs 72 °C Around 5% higher Maximum operating temperature

Benchmarks Real world tests of Athlon II X3 420e vs X2 250

PassMark Data courtesy Passmark

Athlon II X3 420e
2,286
Athlon II X2 250
1,750

PassMark (Single Core)

Athlon II X3 420e
807
Athlon II X2 250
1,008

Specifications Full list of technical specs

summary

 Athlon II X3 420e  vs
X2 250 
Clock speed 2.6 GHz 3 GHz
Cores Tri core Dual core
Socket type
AM3
Is unlocked No No

features
Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
BMI1
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
ABM
CVT16
AMD-V
3DNow!
Supplemental SSE3
AES
TBM
Supports dynamic frequency scaling Yes Yes

power consumption
TDP 45W 65W
Annual home energy cost 10.84 $/year 15.66 $/year
Annual commercial energy cost 39.42 $/year 56.94 $/year
Performance per watt 2.04 pt/W 1.79 pt/W
Typical power consumption 36.56W 52.81W

bus
Clock speed 2,000 MHz 2,000 MHz

details

 Athlon II X3 420e  vs
X2 250 
Architecture x86-64 x86-64
Threads 3 2
L2 cache 2 MB 2 MB
L2 cache per core 0.67 MB/core 1 MB/core
L3 cache 0.5 MB 0 MB
L3 cache per core 0.17 MB/core 0 MB/core
Manufacture process 45 nm 32 nm
Max CPUs 1 1
Voltage range 0.78 - 1.25V 0.85 - 1.43V
Operating temperature Unknown - 72°C Unknown - 74°C

overclocking
Overclocked clock speed 2.6 GHz 3.72 GHz
Overclocked clock speed (Water) 2.6 GHz 4.04 GHz
PassMark (Overclocked) 2,641.2 2,374.3
Overclocked clock speed (Air) 2.6 GHz 3.72 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 Athlon II X3 420e
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AMD Athlon II X2 250
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