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 Core2 Duo E6700 @ 2.66GHz	Intel Core2 Duo E6400 @ 2.13GHz
Price	$29.99¹	$29.95¹
Socket Type	LGA775	LGA775
CPU Class	Desktop	Desktop
Clockspeed	2.7 GHz	2.1 GHz
Turbo Speed	Not Supported	Not Supported
# of Physical Cores	2	2
Max TDP	65W	65W
Yearly Running Cost	$11.86	$11.86
First Seen on Chart	Q1 2010	Q1 2009
# of Samples	507	993
Single Thread Rating	997	803
CPU Mark	1693	1289

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

CPU Mark Rating
As of 17th of July 2019 - Higher results represent better performance
Intel Core2 Duo E6700 @ 2.66GHz	1,693
Intel Core2 Duo E6400 @ 2.13GHz	1,289
Intel Core i9-9900K @ 3.60GHz	20,219
AMD Ryzen 7 2700X	16,974
Intel Core i7-8700K @ 3.70GHz	15,960
Intel Core i7-8700 @ 3.20GHz	15,157
AMD Ryzen 7 1700X	14,681
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 17th of July 2019 - Higher results represent better value
Intel Core2 Duo E6700 @ 2.66GHz	56.47
Intel Core2 Duo E6400 @ 2.13GHz	43.06
Intel Core i9-9900K @ 3.60GHz	41.69
AMD Ryzen 7 2700X	68.36
Intel Core i7-8700K @ 3.70GHz	45.60
Intel Core i7-8700 @ 3.20GHz	50.53
AMD Ryzen 7 1700X	89.52
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 17th of July 2019 - Higher results represent better performance
Intel Core2 Duo E6700 @ 2.66GHz	997
Intel Core2 Duo E6400 @ 2.13GHz	803
Intel Core i9-9900K @ 3.60GHz	2,898
AMD Ryzen 7 2700X	2,192
Intel Core i7-8700K @ 3.70GHz	2,701
Intel Core i7-8700 @ 3.20GHz	2,630
AMD Ryzen 7 1700X	1,881
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 Core2 Duo E6700 @ 2.66GHz	Intel Core2 Duo E6400 @ 2.13GHz
Max TDP	65W	65W
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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