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 i5-5257U @ 2.70GHz	Intel Core i7-5557U @ 3.10GHz
Price	Search Online	$705¹
Socket Type	FCBGA1168	FCBGA1168
CPU Class	Laptop	Laptop
Clockspeed	2.7 GHz	3.1 GHz
Turbo Speed	Up to 3.1 GHz	Up to 3.4 GHz
# of Physical Cores	2 (2 logical cores per physical)	2 (2 logical cores per physical)
Max TDP	23W	28W
Yearly Running Cost	$4.20	$5.11
First Seen on Chart	Q1 2015	Q1 2015
# of Samples	151	246
Single Thread Rating	1703	1891
CPU Mark	4409	4947

¹ - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 20th of June 2019 - Higher results represent better performance
Intel Core i5-5257U @ 2.70GHz	4,409
Intel Core i7-5557U @ 3.10GHz	4,947
Intel Core i9-9900K @ 3.60GHz	20,212
AMD Ryzen 7 2700X	16,978
Intel Core i7-8700K @ 3.70GHz	15,961
Intel Core i7-8700 @ 3.20GHz	15,162
AMD Ryzen 7 1700	13,772
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 20th of June 2019 - Higher results represent better value
Intel Core i5-5257U @ 2.70GHz	NA
Intel Core i7-5557U @ 3.10GHz	7.02
Intel Core i9-9900K @ 3.60GHz	41.68
AMD Ryzen 7 2700X	58.85
Intel Core i7-8700K @ 3.70GHz	44.96
Intel Core i7-8700 @ 3.20GHz	50.54
AMD Ryzen 7 1700	51.72
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 20th of June 2019 - Higher results represent better performance
Intel Core i5-5257U @ 2.70GHz	1,703
Intel Core i7-5557U @ 3.10GHz	1,891
Intel Core i9-9900K @ 3.60GHz	2,900
AMD Ryzen 7 2700X	2,192
Intel Core i7-8700K @ 3.70GHz	2,701
Intel Core i7-8700 @ 3.20GHz	2,631
AMD Ryzen 7 1700	1,775
PassMark Software © 2008-2019

Show other common CPUs in charts

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 Core i5-5257U @ 2.70GHz	Intel Core i7-5557U @ 3.10GHz
Max TDP	23W	28W
Power consumption per day (kWh)	abc	abc
Running cost per day	abc	abc
Power consumption per year (kWh)	abc	abc
Running cost per year	abc	abc

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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