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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Atom N450 @ 1.66GHz vs Intel Celeron M 520 @ 1.60GHz vs Intel Core i7-3770K @ 3.50GHz

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

×Intel Atom N450 @ 1.66GHz×Intel Celeron M 520 @ 1.60GHz×Intel Core i7-3770K @ 3.50GHz+ ADD
PriceSearch OnlineSearch Online$207.14
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Socket TypeBGA559PPGA478LGA1155
CPU ClassLaptopLaptopDesktop
Clockspeed1.7 GHz1.6 GHz3.5 GHz
Turbo SpeedNot SupportedNot SupportedUp to 3.9 GHz
# of Physical Cores1 (Threads: 2)1 (Threads: 1)4 (Threads: 8)
Max TDP5.5W30W77W
Yearly Running Cost$1.00$5.48$14.05
First Seen on ChartQ1 2010Q4 2008Q2 2012
# of Samples185668706
Cross-Platform Rating042513902
Single Thread Rating270355332080
CPU Mark1772276435
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 28th of October 2021 - Higher results represent better performance
Intel Atom N450 @ 1.66GHz
177
Intel Celeron M 520 @ 1.60GHz
227
Intel Core i7-3770K @ 3.50GHz
6,435
CPU Value (CPU Mark / $Price)
As of 28th of October 2021 - Higher results represent better value
Intel Atom N450 @ 1.66GHz
NA
Intel Celeron M 520 @ 1.60GHz
NA
Intel Core i7-3770K @ 3.50GHz
31.07
CPU Single Thread Rating
As of 28th of October 2021 - Higher results represent better performance
Intel Atom N450 @ 1.66GHz
270
Intel Celeron M 520 @ 1.60GHz
553
Intel Core i7-3770K @ 3.50GHz
2,080

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 Celeron M 520 @ 1.60GHzIntel Core i7-3770K @ 3.50GHz
Max TDP5.5W30W77W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.