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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Celeron N3450 @ 1.10GHz vs Intel Core i7-640M @ 2.80GHz

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


×Intel Celeron N3450 @ 1.10GHz×Intel Core i7-640M @ 2.80GHz+ ADD
Price$185.081$189.951
Socket TypeFCBGA1296BGA1288
CPU ClassLaptopLaptop
Clockspeed1.1 GHz2.8 GHz
Turbo SpeedUp to 2.2 GHzUp to 3.5 GHz
# of Physical Cores4 (Threads: 4)2 (Threads: 4)
Max TDP6W35W
Yearly Running Cost$1.10$6.39
First Seen on ChartQ4 2016Q4 2010
# of Samples438642
Cross-Platform Rating31514389
Single Thread Rating7571379
CPU Mark19242038
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 19th of October 2021 - Higher results represent better performance
Intel Celeron N3450 @ 1.10GHz
 1,924
Intel Core i7-640M @ 2.80GHz
 2,038
PassMark Software © 2008-2021
CPU Value (CPU Mark / $Price)
As of 19th of October 2021 - Higher results represent better value
Intel Celeron N3450 @ 1.10GHz
 10.40
Intel Core i7-640M @ 2.80GHz
 10.73
PassMark Software © 2008-2021
CPU Single Thread Rating
As of 19th of October 2021 - Higher results represent better performance
Intel Celeron N3450 @ 1.10GHz
 757
Intel Core i7-640M @ 2.80GHz
 1,379
PassMark Software © 2008-2021

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 Celeron N3450 @ 1.10GHzIntel Core i7-640M @ 2.80GHz
Max TDP6W35W
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.