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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$229.951
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 Samples450643
Single Thread Rating7641381
CPU Mark19362040
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 23rd of January 2022 - Higher results represent better performance
Intel Celeron N3450 @ 1.10GHz
1,936
Intel Core i7-640M @ 2.80GHz
2,040
CPU Value (CPU Mark / $Price)
As of 23rd of January 2022 - Higher results represent better value
Intel Celeron N3450 @ 1.10GHz
10.46
Intel Core i7-640M @ 2.80GHz
8.87
CPU Single Thread Rating
As of 23rd of January 2022 - Higher results represent better performance
Intel Celeron N3450 @ 1.10GHz
764
Intel Core i7-640M @ 2.80GHz
1,381

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.