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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.

  • The first section will show basic information for each CPU selected.
  • The first graph shows the CPU Mark values of each CPU selected.
  • The second graph, if price data is available, will shows the value for money, in terms of the CPUMark per dollar.

Compare CPUs


E.g. "Intel Core i7..."
E.g. "AMD FX..."

Intel Core2 Quad Q8400 @ 2.66GHzIntel Pentium E5500 @ 2.80GHz
Socket TypeLGA775LGA775
CPU ClassDesktopDesktop
Clockspeed2.7 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores42
Max TDP95W65W
First Seen on ChartQ2 2009Q2 2010
# of Samples1001410
Single Thread Rating11261128
CPU Mark32011634
1 - Last seen price from our affiliates &

CPU Mark Rating
As of 28th of May 2017 - Higher results represent better performance
Intel Core2 Quad Q8400 @ 2.66GHz
Intel Pentium E5500 @ 2.80GHz
PassMark Software © 2008-2017

CPU Value (CPU Mark / $Price)
As of 28th of May 2017 - Higher results represent better value
Intel Core2 Quad Q8400 @ 2.66GHz
Intel Pentium E5500 @ 2.80GHz
PassMark Software © 2008-2017