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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Atom N450 @ 1.66GHz vs Intel Atom Z520 @ 1.33GHz

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

×Intel Atom N450 @ 1.66GHz×Intel Atom Z520 @ 1.33GHz+ ADD
PriceSearch OnlineSearch Online
Socket TypeBGA559BGA441
CPU ClassLaptopLaptop
Clockspeed1.7 GHz1.3 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores1 (Threads: 2)1 (Threads: 2)
Max TDP5.5W2W
Yearly Running Cost$1.00$0.37
First Seen on ChartQ1 2010Q2 2009
# of Samples18521
Cross-Platform Rating00
Single Thread Rating2703145
CPU Mark177156
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 21st of September 2021 - Higher results represent better performance
Intel Atom N450 @ 1.66GHz
177
Intel Atom Z520 @ 1.33GHz
156
CPU Single Thread Rating
As of 21st of September 2021 - Higher results represent better performance
Intel Atom N450 @ 1.66GHz
270
Intel Atom Z520 @ 1.33GHz
145

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.
Intel Atom N450 @ 1.66GHzIntel Atom Z520 @ 1.33GHz
Max TDP5.5W2W
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.