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 Xeon E5540 @ 2.53GHz	Intel Xeon X3450 @ 2.67GHz
Price	$59¹	$79.95¹
Socket Type	LGA1366	LGA1156
CPU Class	Server	Server
Clockspeed	2.5 GHz	3.2 GHz
Turbo Speed	Up to 2.8 GHz	Up to 3.2 GHz
# of Physical Cores	4 (2 logical cores per physical)	4 (2 logical cores per physical)
Max TDP	80W	95W
Yearly Running Cost	$14.60	$17.34
First Seen on Chart	Q2 2009	Q4 2009
# of Samples	27	114
Single Thread Rating	1127	1158
CPU Mark	4807	4748

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

CPU Mark Rating
As of 17th of August 2019 - Higher results represent better performance
Intel Xeon E5540 @ 2.53GHz	4,807
Intel Xeon X3450 @ 2.67GHz	4,748
Intel Core i9-9900K @ 3.60GHz	20,221
AMD Ryzen 7 2700X	16,963
Intel Core i7-8700K @ 3.70GHz	15,963
Intel Core i7-8700 @ 3.20GHz	15,158
AMD Ryzen 7 1700X	14,681
PassMark Software © 2008-2019

CPU Value (CPU Mark / $Price)
As of 17th of August 2019 - Higher results represent better value
Intel Xeon E5540 @ 2.53GHz	81.49
Intel Xeon X3450 @ 2.67GHz	59.40
Intel Core i9-9900K @ 3.60GHz	42.22
AMD Ryzen 7 2700X	70.68
Intel Core i7-8700K @ 3.70GHz	45.61
Intel Core i7-8700 @ 3.20GHz	44.85
AMD Ryzen 7 1700X	89.55
PassMark Software © 2008-2019

CPU Single Thread Rating
As of 17th of August 2019 - Higher results represent better performance
Intel Xeon E5540 @ 2.53GHz	1,127
Intel Xeon X3450 @ 2.67GHz	1,158
Intel Core i9-9900K @ 3.60GHz	2,897
AMD Ryzen 7 2700X	2,190
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 Xeon E5540 @ 2.53GHz	Intel Xeon X3450 @ 2.67GHz
Max TDP	80W	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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