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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X3 440 vs AMD Athlon II X2 255

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×AMD Athlon II X3 440×AMD Athlon II X2 255+ ADD
Price$17.951$17.951
Socket TypeAM3AM3
CPU ClassDesktopDesktop
Clockspeed3.0 GHz3.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)2 (Threads: 2)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ1 2010Q1 2010
# of Samples235382
Cross-Platform Rating36172555
Single Thread Rating123112353
CPU Mark17081113
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 26th of September 2020 - Higher results represent better performance
AMD Athlon II X3 440
1,708
AMD Athlon II X2 255
1,113
CPU Value (CPU Mark / $Price)
As of 26th of September 2020 - Higher results represent better value
AMD Athlon II X3 440
95.17
AMD Athlon II X2 255
62.03
CPU Single Thread Rating
As of 26th of September 2020 - Higher results represent better performance
AMD Athlon II X3 440
1,231
AMD Athlon II X2 255
1,235

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD Athlon II X3 440AMD Athlon II X2 255
Max TDP95W65W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.