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Differences What are the advantages of each

Front view of AMD Athlon X2 7550

Reasons to consider the
AMD Athlon X2 7550

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CPUBoss is not aware of any important advantages of the Athlon X2 7550 vs the Athlon II X2 245.

Front view of AMD Athlon II X2 245

Reasons to consider the
AMD Athlon II X2 245

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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 geekbench 2 (32-bit) score 2,630 vs 2,064 More than 25% better geekbench 2 (32-bit) score
Much newer manufacturing process 45 nm vs 65 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Significantly higher clock speed 2.9 GHz vs 2.5 GHz More than 15% higher clock speed
Much better performance per watt 1.73 pt/W vs 0.64 pt/W Around 2.8x better performance per watt
Much more l2 cache per core 1 MB/core vs 0.5 MB/core 2x more l2 cache per core
Much lower typical power consumption 52.81W vs 77.19W More than 30% lower typical power consumption
Much better overclocked clock speed (Air) 3.64 GHz vs 3.27 GHz More than 10% better overclocked clock speed (Air)
Much better overclocked clock speed (Water) 4 GHz vs 2.5 GHz More than 60% better overclocked clock speed (Water)
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 74 °C vs 73 °C Almost the same
Newer Jul, 2009 vs Dec, 2008 Release date 7 months later

Benchmarks Real world tests of Athlon X2 7550 vs II X2 245

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

Athlon X2 7550
88 MB/s
Athlon II X2 245
116,550 MB/s

GeekBench (32-bit) Data courtesy Primate Labs

GeekBench

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Athlon X2 7550  vs
II X2 245 
Clock speed 2.5 GHz 2.9 GHz
Cores Dual core Dual core
Socket type
AM2+
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 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 0.64 pt/W 1.73 pt/W
Typical power consumption 77.19W 52.81W

details

Athlon X2 7550  vs
II X2 245 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 1 MB 2 MB
L2 cache per core 0.5 MB/core 1 MB/core
L3 cache 2 MB 1 MB
L3 cache per core 1 MB/core 0.5 MB/core
Manufacture process 65 nm 45 nm
Max CPUs 1 1
Voltage range 1.05 - 1.32V 0.85 - 1.4V
Operating temperature Unknown - 73°C Unknown - 74°C

overclocking

Overclocked clock speed 3.27 GHz 3.64 GHz
Overclocked clock speed (Water) 2.5 GHz 4 GHz
PassMark (Overclocked) 1,789.9 1,955.2
Overclocked clock speed (Air) 3.27 GHz 3.64 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 X2 7550
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AMD Athlon II X2 245
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