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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


×AMD Phenom II X620 Dual-Core×Intel Pentium 3556U @ 1.70GHz+ ADD
PriceSearch OnlineSearch Online
Socket TypeS1BGA1168
CPU ClassLaptopLaptop
Clockspeed3.1 GHz1.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP45W15W
Yearly Running Cost$8.21$2.74
First Seen on ChartQ1 2013Q4 2013
# of Samples3117
Single Thread Rating1174936
CPU Mark21891674

CPU Mark Rating
As of 9th of December 2019 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
 2,189
Intel Pentium 3556U @ 1.70GHz
 1,674
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 9th of December 2019 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
 1,174
Intel Pentium 3556U @ 1.70GHz
 936
PassMark Software © 2008-2019

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 Phenom II X620 Dual-CoreIntel Pentium 3556U @ 1.70GHz
Max TDP45W15W
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.