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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

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 X4 B50×AMD Phenom II X4 945+ ADD
PriceSearch Online$68.111
Socket TypeAM2+/AM3AM3
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores44
Max TDPNA2125W
Yearly Running CostNA$22.81
First Seen on ChartQ2 2009Q2 2009
# of Samples4081427
Single Thread Rating10941036
CPU Mark36963652

CPU Mark Rating
As of 10th of December 2019 - Higher results represent better performance
AMD Phenom II X4 B50
 3,696
AMD Phenom II X4 945
 3,652
PassMark Software © 2008-2019
CPU Value (CPU Mark / $Price)
As of 10th of December 2019 - Higher results represent better value
AMD Phenom II X4 B50
 NA
AMD Phenom II X4 945
 53.62
PassMark Software © 2008-2019
CPU Single Thread Rating
As of 10th of December 2019 - Higher results represent better performance
AMD Phenom II X4 B50
 1,094
AMD Phenom II X4 945
 1,036
PassMark Software © 2008-2019

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power 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 X4 B50AMD Phenom II X4 945
Max TDPNA125W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.