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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X620 Dual-Core vs Intel Pentium 3556U @ 1.70GHz

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are 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 Cores2 (Threads: 2)2 (Threads: 2)
Max TDP45W15W
Yearly Running Cost$8.21$2.74
First Seen on ChartQ1 2013Q4 2013
# of Samples3148
Single Thread Rating13393937
CPU Mark12621017
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 16th of May 2022 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
 1,262
Intel Pentium 3556U @ 1.70GHz
 1,017
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 16th of May 2022 - Higher results represent better performance
AMD Phenom II X620 Dual-Core
 1,339
Intel Pentium 3556U @ 1.70GHz
 937
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 Phenom II X620 Dual-CoreIntel Pentium 3556U @ 1.70GHz
Max TDP45W15W
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.