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 Phenom II X3 B75	Intel Core2 Quad Q8300 @ 2.50GHz
Price	$39.99¹	$49.99¹
Socket Type	AM3	LGA775
CPU Class	Desktop	Desktop
Clockspeed	3.0 GHz	2.5 GHz
Turbo Speed	Not Supported	Not Supported
# of Physical Cores	3	4
Max TDP	95W	95W
Yearly Running Cost	$17.34	$17.34
First Seen on Chart	Q2 2009	Q1 2009
# of Samples	49	1819
Single Thread Rating	1058	1057
CPU Mark	2911	2982

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

CPU Mark Rating
As of 24th of April 2019 - Higher results represent better performance
AMD Phenom II X3 B75	2,911
Intel Core2 Quad Q8300 @ 2.50GHz	2,982
Intel Core i9-9900K @ 3.60GHz	20,165
AMD Ryzen 7 2700X	16,983
Intel Core i7-8700K @ 3.70GHz	15,964
Intel Core i7-8700 @ 3.20GHz	15,154
AMD Ryzen 7 1700	13,767
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 24th of April 2019 - Higher results represent better value
AMD Phenom II X3 B75	72.80
Intel Core2 Quad Q8300 @ 2.50GHz	59.65
Intel Core i9-9900K @ 3.60GHz	41.15
AMD Ryzen 7 2700X	58.01
Intel Core i7-8700K @ 3.70GHz	44.35
Intel Core i7-8700 @ 3.20GHz	50.52
AMD Ryzen 7 1700	81.22
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 24th of April 2019 - Higher results represent better performance
AMD Phenom II X3 B75	1,058
Intel Core2 Quad Q8300 @ 2.50GHz	1,057
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	1,776
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 Phenom II X3 B75	Intel Core2 Quad Q8300 @ 2.50GHz
Max TDP	95W	95W
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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