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 Extreme X9775 @ 3.20GHz	AMD Phenom II X4 965
Price	$1805.95¹	$59.5 BUY NOW!
Socket Type	LGA771	AM3
CPU Class	Desktop	Desktop
Clockspeed	3.2 GHz	3.4 GHz
Turbo Speed	Not Supported	Not Supported
# of Physical Cores	4	4
Max TDP	150W	125W
Yearly Running Cost	$27.38	$22.81
First Seen on Chart	Q1 2009	Q2 2009
# of Samples	4	4196
Single Thread Rating	1391	1183
CPU Mark	4646	4193

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

CPU Mark Rating
As of 23rd of October 2018 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz	4,646
AMD Phenom II X4 965	4,193
Intel Core i7-8700K @ 3.70GHz	15,972
AMD Ryzen 7 1700	13,749
Intel Core i7-5820K @ 3.30GHz	12,993
AMD Ryzen 5 1600	12,265
Intel Core i7-7700K @ 4.20GHz	12,043
PassMark Software © 2008-2018

CPU Value (CPU Mark / $Price)
As of 23rd of October 2018 - Higher results represent better value
Intel Core2 Extreme X9775 @ 3.20GHz	2.57
AMD Phenom II X4 965	70.48
Intel Core i7-8700K @ 3.70GHz	42.03
AMD Ryzen 7 1700	76.39
Intel Core i7-5820K @ 3.30GHz	43.31
AMD Ryzen 5 1600	79.13
Intel Core i7-7700K @ 4.20GHz	33.92
PassMark Software © 2008-2018

CPU Single Thread Rating
As of 23rd of October 2018 - Higher results represent better performance
Intel Core2 Extreme X9775 @ 3.20GHz	1,391
AMD Phenom II X4 965	1,183
Intel Core i7-8700K @ 3.70GHz	2,704
AMD Ryzen 7 1700	1,775
Intel Core i7-5820K @ 3.30GHz	2,021
AMD Ryzen 5 1600	1,822
Intel Core i7-7700K @ 4.20GHz	2,583
PassMark Software © 2008-2018

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 Extreme X9775 @ 3.20GHz	AMD Phenom II X4 965
Max TDP	150W	125W
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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