CPUBoss Review Our evaluation of B22 vs 245e among desktop CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Fire Strike

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Fire Strike, CompuBench 1.5 Bitcoin mining and 11 more

3.8

CPUBoss Score

Combination of all six facets

Winner
AMD Athlon II X2 245e 

CPUBoss recommends the AMD Athlon II X2 245e  based on its overclocking.

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VS

Differences What are the advantages of each

Front view of AMD Athlon II X2 B22

Reasons to consider the
AMD Athlon II X2 B22

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Higher Maximum operating temperature 74 °C vs 72 °C Around 5% higher Maximum operating temperature
Front view of AMD Athlon II X2 245e

Reasons to consider the
AMD Athlon II X2 245e

Report a correction
Much better performance per watt 2.55 pt/W vs 1.07 pt/W Around 2.5x better performance per watt
Much better overclocked clock speed (Air) 4.2 GHz vs 3.17 GHz Around 35% better overclocked clock speed (Air)
Higher clock speed 2.9 GHz vs 2.8 GHz Around 5% higher clock speed
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
Better overclocked clock speed (Water) 2.9 GHz vs 2.8 GHz Around 5% better overclocked clock speed (Water)

Benchmarks Real world tests of Athlon II X2 B22 vs 245e

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 II X2 B22
110.8 MB/s
Athlon II X2 245e
118,650 MB/s

PassMark Data courtesy Passmark

PassMark (Single Core)

Specifications Full list of technical specs

summary

Athlon II X2 B22  vs
245e 
Clock speed 2.8 GHz 2.9 GHz
Cores Dual 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
SSE2
MMX
SSE3
SSE
3DNow!
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 65W 45W
Annual home energy cost 15.66 $/year 10.84 $/year
Annual commercial energy cost 56.94 $/year 39.42 $/year
Performance per watt 1.07 pt/W 2.55 pt/W
Typical power consumption 52.81W 36.56W

details

Athlon II X2 B22  vs
245e 
Architecture x86-64 x86-64
Threads 2 2
L2 cache 2 MB 2 MB
L2 cache per core 1 MB/core 1 MB/core
L3 cache 1 MB 1 MB
L3 cache per core 0.5 MB/core 0.5 MB/core
Manufacture process 45 nm 45 nm
Max CPUs 1 1
Operating temperature Unknown - 74°C Unknown - 72°C

overclocking

Overclocked clock speed 3.17 GHz 4.2 GHz
Overclocked clock speed (Water) 2.8 GHz 2.9 GHz
Overclocked clock speed (Air) 3.17 GHz 4.2 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 2,000 MHz
AMD Athlon II X2 B22
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AMD Athlon II X2 245e
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