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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 Core Duo U2400 @ 1.06GHz×AMD Sempron SI-40+ ADD
PriceSearch Online$121
Socket TypeBGA479S1
CPU ClassLaptopLaptop
Clockspeed1.1 GHz2.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores21
Max TDP9W25W
Yearly Running Cost$1.64$4.56
First Seen on ChartQ1 2009Q1 2009
# of Samples631
Single Thread Rating3405373
CPU Mark544447

CPU Mark Rating
As of 11th of December 2019 - Higher results represent better performance
Intel Core Duo U2400 @ 1.06GHz
544
AMD Sempron SI-40
447
CPU Value (CPU Mark / $Price)
As of 11th of December 2019 - Higher results represent better value
Intel Core Duo U2400 @ 1.06GHz
NA
AMD Sempron SI-40
37.27
CPU Single Thread Rating
As of 11th of December 2019 - Higher results represent better performance
Intel Core Duo U2400 @ 1.06GHz
340
AMD Sempron SI-40
537

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 Core Duo U2400 @ 1.06GHzAMD Sempron SI-40
Max TDP9W25W
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.