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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon 64 X2 Dual Core 6400+ vs AMD Athlon 7850 Dual-Core

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

×AMD Athlon 64 X2 Dual Core 6400+×AMD Athlon 7850 Dual-Core+ ADD
Price$259.951$209.651
Socket TypeAM2AM2+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores22
Max TDP125W95W
Yearly Running Cost$22.81$17.34
First Seen on ChartQ4 2008Q2 2009
# of Samples227117
Single Thread Rating970955
CPU Mark17841710

CPU Mark Rating
As of 29th of January 2020 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 6400+
1,784
AMD Athlon 7850 Dual-Core
1,710
CPU Value (CPU Mark / $Price)
As of 29th of January 2020 - Higher results represent better value
AMD Athlon 64 X2 Dual Core 6400+
6.87
AMD Athlon 7850 Dual-Core
8.16
CPU Single Thread Rating
As of 29th of January 2020 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 6400+
970
AMD Athlon 7850 Dual-Core
955

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 Athlon 64 X2 Dual Core 6400+AMD Athlon 7850 Dual-Core
Max TDP125W95W
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.