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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 Pentium N3540 @ 2.16GHzIntel Core2 Duo P8400 @ 2.26GHz
Price$250.871$297.011
Socket TypeFCBGA1170BGA479
CPU ClassLaptopLaptop
Clockspeed2.2 GHz2.3 GHz
Turbo SpeedUp to 2.7 GHzNot Supported
# of Physical Cores42
Max TDP7.5W25W
Yearly Running Cost$1.37$4.56
First Seen on ChartQ4 2014Q4 2008
# of Samples7791116
Single Thread Rating583903
CPU Mark19251454
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.


CPU Mark Rating
As of 18th of April 2019 - Higher results represent better performance
Intel Pentium N3540 @ 2.16GHz
1,925
Intel Core2 Duo P8400 @ 2.26GHz
1,454
Intel Core i9-9900K @ 3.60GHz
20,171
AMD Ryzen 7 2700X
16,984
Intel Core i7-8700K @ 3.70GHz
15,964
Intel Core i7-8700 @ 3.20GHz
15,153
AMD Ryzen 7 1700
13,767
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 18th of April 2019 - Higher results represent better value
Intel Pentium N3540 @ 2.16GHz
7.68
Intel Core2 Duo P8400 @ 2.26GHz
4.90
Intel Core i9-9900K @ 3.60GHz
42.02
AMD Ryzen 7 2700X
57.57
Intel Core i7-8700K @ 3.70GHz
43.62
Intel Core i7-8700 @ 3.20GHz
50.51
AMD Ryzen 7 1700
86.05
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 18th of April 2019 - Higher results represent better performance
Intel Pentium N3540 @ 2.16GHz
583
Intel Core2 Duo P8400 @ 2.26GHz
903
Intel Core i9-9900K @ 3.60GHz
2,899
AMD Ryzen 7 2700X
2,193
Intel Core i7-8700K @ 3.70GHz
2,702
Intel Core i7-8700 @ 3.20GHz
2,630
AMD Ryzen 7 1700
1,775
PassMark Software © 2008-2019





Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day
Average CPU Utilization (0-100%)1
Power 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 Pentium N3540 @ 2.16GHzIntel Core2 Duo P8400 @ 2.26GHz
Max TDP7.5W25W
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.


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