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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Mobile AMD Sempron 3400+ vs AMD Sempron SI-40

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×Mobile AMD Sempron 3400+×AMD Sempron SI-40+ ADD
PriceSearch Online$121
Socket TypeSocket S1 (S1g1)S1
CPU ClassLaptopLaptop
Clockspeed2.0 GHz2.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores1 (Threads: 1)1 (Threads: 1)
Max TDP25W25W
Yearly Running Cost$4.56$4.56
First Seen on ChartQ1 2009Q1 2009
# of Samples1631
Cross-Platform Rating00
Single Thread Rating45535373
CPU Mark321257
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 20th of April 2021 - Higher results represent better performance
Mobile AMD Sempron 3400+
321
AMD Sempron SI-40
257
CPU Value (CPU Mark / $Price)
As of 20th of April 2021 - Higher results represent better value
Mobile AMD Sempron 3400+
NA
AMD Sempron SI-40
21.40
CPU Single Thread Rating
As of 20th of April 2021 - Higher results represent better performance
Mobile AMD Sempron 3400+
455
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.
Mobile AMD Sempron 3400+AMD Sempron SI-40
Max TDP25W25W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.