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.

	AMD Athlon II X4 640	AMD Athlon X4 740 Quad Core
Price	$79.95¹	$277¹
Socket Type	AM3	FM2
CPU Class	Desktop	Desktop
Clockspeed	3.0 GHz	3.2 GHz
Turbo Speed	Not Supported	Up to 3.7 GHz
# of Physical Cores	4	2 (2 logical cores per physical)
Max TDP	95W	65W
Yearly Running Cost	$17.34	$11.86
First Seen on Chart	Q2 2010	Q4 2012
# of Samples	1499	241
Single Thread Rating	1025	1289
CPU Mark	3313	4008

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

CPU Mark Rating
As of 18th of March 2019 - Higher results represent better performance
AMD Athlon II X4 640	3,313
AMD Athlon X4 740 Quad Core	4,008
AMD Ryzen 7 2700X	16,985
Intel Core i7-8700K @ 3.70GHz	15,967
Intel Core i7-8700 @ 3.20GHz	15,143
AMD Ryzen 7 1700	13,753
AMD Ryzen 5 2600	13,549
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 18th of March 2019 - Higher results represent better value
AMD Athlon II X4 640	41.45
AMD Athlon X4 740 Quad Core	14.47
AMD Ryzen 7 2700X	58.57
Intel Core i7-8700K @ 3.70GHz	42.02
Intel Core i7-8700 @ 3.20GHz	48.07
AMD Ryzen 7 1700	85.96
AMD Ryzen 5 2600	82.12
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 18th of March 2019 - Higher results represent better performance
AMD Athlon II X4 640	1,025
AMD Athlon X4 740 Quad Core	1,289
AMD Ryzen 7 2700X	2,194
Intel Core i7-8700K @ 3.70GHz	2,702
Intel Core i7-8700 @ 3.20GHz	2,629
AMD Ryzen 7 1700	1,775
AMD Ryzen 5 2600	2,007
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.

	AMD Athlon II X4 640	AMD Athlon X4 740 Quad Core
Max TDP	95W	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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