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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Sempron 3850 APU vs AMD Athlon II X2 255

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

×AMD Sempron 3850 APU×AMD Athlon II X2 255+ ADD
Price$79.681$91.441
Socket TypeAM1,FS1bAM3
CPU ClassDesktopDesktop
Clockspeed1.3 GHz3.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 2)
Max TDP25W65W
Yearly Running Cost$4.56$11.86
First Seen on ChartQ2 2014Q1 2010
# of Samples92391
Cross-Platform Rating27012578
Single Thread Rating46212483
CPU Mark12291137
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 10th of May 2021 - Higher results represent better performance
AMD Sempron 3850 APU
1,229
AMD Athlon II X2 255
1,137
CPU Value (CPU Mark / $Price)
As of 10th of May 2021 - Higher results represent better value
AMD Sempron 3850 APU
15.43
AMD Athlon II X2 255
12.43
CPU Single Thread Rating
As of 10th of May 2021 - Higher results represent better performance
AMD Sempron 3850 APU
462
AMD Athlon II X2 255
1,248

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 Sempron 3850 APUAMD Athlon II X2 255
Max TDP25W65W
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.