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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 i5-6600T @ 2.70GHzIntel Core i5-6400 @ 2.70GHz
Price$299.951$228.831
Socket TypeLGA 1151LGA 1151
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.7 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.3 GHz
# of Physical Cores44
Max TDP35W65W
Yearly Running Cost$6.39$11.86
First Seen on ChartQ4 2015Q2 2015
# of Samples793004
Single Thread Rating19321825
CPU Mark72736755
CPU Mark Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Core i5-6600T @ 2.70GHz
 7,273
Intel Core i5-6400 @ 2.70GHz
 6,755
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 16th of October 2019 - Higher results represent better value
Intel Core i5-6600T @ 2.70GHz
 24.25
Intel Core i5-6400 @ 2.70GHz
 29.52
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 16th of October 2019 - Higher results represent better performance
Intel Core i5-6600T @ 2.70GHz
 1,932
Intel Core i5-6400 @ 2.70GHz
 1,825
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 i5-6600T @ 2.70GHzIntel Core i5-6400 @ 2.70GHz
Max TDP35W65W
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.