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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Extreme X6800 @ 2.93GHz vs AMD Athlon 64 X2 Dual Core 6400+

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


×Intel Core2 Extreme X6800 @ 2.93GHz×AMD Athlon 64 X2 Dual Core 6400++ ADD
Price$263.641$249.951
Socket TypePLGA775AM2
CPU ClassDesktopDesktop
Clockspeed2.9 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP75W125W
Yearly Running Cost$13.69$22.81
First Seen on ChartQ4 2008Q4 2008
# of Samples116234
Single Thread Rating973311423
CPU Mark823967
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 26th of June 2022 - Higher results represent better performance
Intel Core2 Extreme X6800 @ 2.93GHz
 823
AMD Athlon 64 X2 Dual Core 6400+
 967
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 26th of June 2022 - Higher results represent better value
Intel Core2 Extreme X6800 @ 2.93GHz
 3.12
AMD Athlon 64 X2 Dual Core 6400+
 3.87
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 26th of June 2022 - Higher results represent better performance
Intel Core2 Extreme X6800 @ 2.93GHz
 973
AMD Athlon 64 X2 Dual Core 6400+
 1,142
PassMark Software © 2008-2022

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 Core2 Extreme X6800 @ 2.93GHzAMD Athlon 64 X2 Dual Core 6400+
Max TDP75W125W
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.