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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-8700B @ 3.20GHz vs Intel Core i5-9400F @ 2.90GHz

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

×Intel Core i7-8700B @ 3.20GHz×Intel Core i5-9400F @ 2.90GHz+ ADD
Price$3031$170.99
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Socket TypeFCBGA1440FCLGA1151-2
CPU ClassLaptopDesktop, Laptop
Clockspeed3.2 GHz2.9 GHz
Turbo SpeedUp to 4.6 GHzUp to 4.1 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 6)
Max TDP65W65W
Yearly Running Cost$11.86$11.86
First Seen on ChartQ1 2019Q1 2019
# of Samples442537
Cross-Platform Rating1437518125
Single Thread Rating27512480
CPU Mark126429544
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 28th of October 2021 - Higher results represent better performance
Intel Core i7-8700B @ 3.20GHz
12,642
Intel Core i5-9400F @ 2.90GHz
9,544
CPU Value (CPU Mark / $Price)
As of 28th of October 2021 - Higher results represent better value
Intel Core i7-8700B @ 3.20GHz
41.72
Intel Core i5-9400F @ 2.90GHz
55.82
CPU Single Thread Rating
As of 28th of October 2021 - Higher results represent better performance
Intel Core i7-8700B @ 3.20GHz
2,751
Intel Core i5-9400F @ 2.90GHz
2,480

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 Core i7-8700B @ 3.20GHzIntel Core i5-9400F @ 2.90GHz
Max TDP65W65W
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.