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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.

Intel Pentium III 1266S @ 1266MHzAMD Sempron 3300+
PriceSearch Online$60 BUY NOW!
Socket TypeSocket 370754
CPU ClassDesktopDesktop
Clockspeed1.3 GHz2.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores11
Max TDP30.4W62W
Yearly Running Cost$5.55$11.32
First Seen on ChartQ2 2009Q4 2008
# of Samples113
Single Thread RatingNA6063
CPU Mark309484
CPU Mark Rating
As of 14th of October 2019 - Higher results represent better performance
Intel Pentium III 1266S @ 1266MHz
309
AMD Sempron 3300+
484
CPU Value (CPU Mark / $Price)
As of 14th of October 2019 - Higher results represent better value
Intel Pentium III 1266S @ 1266MHz
NA
AMD Sempron 3300+
8.07
CPU Single Thread Rating
As of 14th of October 2019 - Higher results represent better performance
Intel Pentium III 1266S @ 1266MHz
NA
AMD Sempron 3300+
606

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.
Intel Pentium III 1266S @ 1266MHzAMD Sempron 3300+
Max TDP30.4W62W
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.