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 i3-8121U @ 2.20GHz	Intel Core i3-8145U @ 2.10GHz
Price	Search Online	$281¹
Socket Type	NA²	FCBGA1528
CPU Class	Laptop	Laptop
Clockspeed	2.2 GHz	2.1 GHz
Turbo Speed	Up to 3.2 GHz	Up to 3.9 GHz
# of Physical Cores	2 (2 logical cores per physical)	2 (2 logical cores per physical)
Max TDP	15W	15W
Yearly Running Cost	$2.74	$2.74
First Seen on Chart	Q4 2018	Q4 2018
# of Samples	5	110
Single Thread Rating	1654	2178
CPU Mark	4802	5537

¹ - Last seen price from our affiliates NewEgg.com & Amazon.com.
² - Information not available. Do you know? Notify Us.

CPU Mark Rating
As of 18th of September 2019 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz	4,802
Intel Core i3-8145U @ 2.10GHz	5,537
Intel Core i9-9900K @ 3.60GHz	20,194
Intel Core i7-9700K @ 3.60GHz	17,179
AMD Ryzen 7 2700X	16,979
Intel Core i7-8700K @ 3.70GHz	15,930
Intel Core i7-8700 @ 3.20GHz	15,143
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 18th of September 2019 - Higher results represent better value
Intel Core i3-8121U @ 2.20GHz	NA
Intel Core i3-8145U @ 2.10GHz	19.71
Intel Core i9-9900K @ 3.60GHz	40.80
Intel Core i7-9700K @ 3.60GHz	47.85
AMD Ryzen 7 2700X	85.76
Intel Core i7-8700K @ 3.70GHz	45.52
Intel Core i7-8700 @ 3.20GHz	41.04
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 18th of September 2019 - Higher results represent better performance
Intel Core i3-8121U @ 2.20GHz	1,654
Intel Core i3-8145U @ 2.10GHz	2,178
Intel Core i9-9900K @ 3.60GHz	2,895
Intel Core i7-9700K @ 3.60GHz	2,819
AMD Ryzen 7 2700X	2,185
Intel Core i7-8700K @ 3.70GHz	2,698
Intel Core i7-8700 @ 3.20GHz	2,628
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 i3-8121U @ 2.20GHz	Intel Core i3-8145U @ 2.10GHz
Max TDP	15W	15W
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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