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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon X4 840 vs AMD Phenom II X6 1055T

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

×AMD Athlon X4 840×AMD Phenom II X6 1055T+ ADD
Price$78.741$108.02
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Socket TypeFM2+AM3
CPU ClassDesktopDesktop
Clockspeed3.1 GHz2.8 GHz
Turbo SpeedUp to 3.8 GHzUp to 3.3 GHz
# of Physical Cores2 (Threads: 4)6 (Threads: 6)
Max TDP65W125W
Yearly Running Cost$11.86$22.81
First Seen on ChartQ1 2015Q2 2010
# of Samples2002293
Cross-Platform Rating64917664
Single Thread Rating14631336
CPU Mark32213215
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 10th of July 2020 - Higher results represent better performance
AMD Athlon X4 840
3,221
AMD Phenom II X6 1055T
3,215
CPU Value (CPU Mark / $Price)
As of 10th of July 2020 - Higher results represent better value
AMD Athlon X4 840
40.91
AMD Phenom II X6 1055T
29.76
CPU Single Thread Rating
As of 10th of July 2020 - Higher results represent better performance
AMD Athlon X4 840
1,463
AMD Phenom II X6 1055T
1,336

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 Phenom II X6 1055T
Max TDP65W125W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.