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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X3 405e vs AMD Athlon II X3 420e

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

×AMD Athlon II X3 405e×AMD Athlon II X3 420e+ ADD
Price$112.91$116.151
Socket TypeAM3AM3
CPU ClassDesktopDesktop
Clockspeed2.3 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)3 (Threads: 3)
Max TDP45W45W
Yearly Running Cost$8.21$8.21
First Seen on ChartQ1 2010Q2 2011
# of Samples118
Single Thread Rating(% diff. to max in group)973(-8.0%)1058(0.0%)
CPU Mark(% diff. to max in group)1331(-14.5%)1557(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 7th of August 2022 - Higher results represent better performance
AMD Athlon II X3 405e
1,331
AMD Athlon II X3 420e
1,557
CPU Value (CPU Mark / $Price)
As of 7th of August 2022 - Higher results represent better value
AMD Athlon II X3 405e
11.79
AMD Athlon II X3 420e
13.40
CPU Single Thread Rating
As of 7th of August 2022 - Higher results represent better performance
AMD Athlon II X3 405e
973
AMD Athlon II X3 420e
1,058

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 405eAMD Athlon II X3 420e
Max TDP45W45W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.