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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon X4 840 vs AMD Athlon X4 880K

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


×AMD Athlon X4 840×AMD Athlon X4 880K+ ADD
Price$124.951$94.65
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Socket TypeFM2+FM2+
CPU ClassDesktopDesktop
Clockspeed3.1 GHz4.0 GHz
Turbo SpeedUp to 3.8 GHzUp to 4.2 GHz
# of Physical Cores4 (in 2 physical modules)4 (in 2 physical modules)
Max TDP65W95W
Yearly Running Cost$11.86$17.34
First Seen on ChartQ1 2015Q2 2016
# of Samples223246
Single Thread Rating14821628
CPU Mark32873676
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 28th of May 2022 - Higher results represent better performance
AMD Athlon X4 840
 3,287
AMD Athlon X4 880K
 3,676
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 28th of May 2022 - Higher results represent better value
AMD Athlon X4 840
 26.30
AMD Athlon X4 880K
 38.84
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 28th of May 2022 - Higher results represent better performance
AMD Athlon X4 840
 1,482
AMD Athlon X4 880K
 1,628
PassMark Software © 2008-2022

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 X4 840AMD Athlon X4 880K
Max TDP65W95W
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.