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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

CPU Performance Comparison

Performance of selected CPUs can be found below. The values for the CPU are determined from thousands of PerformanceTest benchmark results and is updated daily.


Intel Core i5-8400T @ 1.70GHzIntel Core i3-8300 @ 3.70GHz
Price$199 BUY NOW!$183.17 BUY NOW!
Socket TypeFCLGA1151LGA 1151
CPU ClassDesktopDesktop
Clockspeed1.7 GHz3.7 GHz
Turbo SpeedUp to 3.3 GHzNot Supported
# of Physical Cores64
Max TDP35W62W
Yearly Running Cost$6.39$11.32
First Seen on ChartQ2 2018Q2 2018
# of Samples5436
Single Thread Rating19242168
CPU Mark95038706
CPU Mark Rating
As of 14th of October 2019 - Higher results represent better performance
Intel Core i5-8400T @ 1.70GHz
 9,503
Intel Core i3-8300 @ 3.70GHz
 8,706
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 14th of October 2019 - Higher results represent better value
Intel Core i5-8400T @ 1.70GHz
 47.76
Intel Core i3-8300 @ 3.70GHz
 47.53
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 14th of October 2019 - Higher results represent better performance
Intel Core i5-8400T @ 1.70GHz
 1,924
Intel Core i3-8300 @ 3.70GHz
 2,168
PassMark Software © 2008-2019

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 i5-8400T @ 1.70GHzIntel Core i3-8300 @ 3.70GHz
Max TDP35W62W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.