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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom 8400 Triple-Core vs AMD Athlon 64 X2 Dual Core 5000+

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

×AMD Phenom 8400 Triple-Core×AMD Athlon 64 X2 Dual Core 5000++ ADD
PriceSearch Online$331.491
Socket TypeAM2+AM2
CPU ClassDesktopDesktop
Clockspeed2.1 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores3 (Threads: 3)2 (Threads: 2)
Max TDP95W65W
Yearly Running Cost$17.34$11.86
First Seen on ChartQ1 2009Q4 2008
# of Samples931095
Cross-Platform Rating01787
Single Thread Rating8408643
CPU Mark1085752
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 19th of January 2021 - Higher results represent better performance
AMD Phenom 8400 Triple-Core
1,085
AMD Athlon 64 X2 Dual Core 5000+
752
CPU Value (CPU Mark / $Price)
As of 19th of January 2021 - Higher results represent better value
AMD Phenom 8400 Triple-Core
NA
AMD Athlon 64 X2 Dual Core 5000+
2.27
CPU Single Thread Rating
As of 19th of January 2021 - Higher results represent better performance
AMD Phenom 8400 Triple-Core
840
AMD Athlon 64 X2 Dual Core 5000+
864

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 8400 Triple-CoreAMD Athlon 64 X2 Dual Core 5000+
Max TDP95W65W
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.