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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo E8400 @ 3.00GHz vs AMD Athlon 64 X2 Dual Core 5600+

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


×Intel Core2 Duo E8400 @ 3.00GHz×AMD Athlon 64 X2 Dual Core 5600++ ADD
Price$24.041$107.211
Socket TypeLGA775AM2
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
Max TDP65W89W
Yearly Running Cost$11.86$16.24
First Seen on ChartQ4 2008Q4 2008
# of Samples6979458
Single Thread Rating1241310273
CPU Mark1168923
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 28th of June 2022 - Higher results represent better performance
Intel Core2 Duo E8400 @ 3.00GHz
 1,168
AMD Athlon 64 X2 Dual Core 5600+
 923
PassMark Software © 2008-2022
CPU Value (CPU Mark / $Price)
As of 28th of June 2022 - Higher results represent better value
Intel Core2 Duo E8400 @ 3.00GHz
 48.58
AMD Athlon 64 X2 Dual Core 5600+
 8.61
PassMark Software © 2008-2022
CPU Single Thread Rating
As of 28th of June 2022 - Higher results represent better performance
Intel Core2 Duo E8400 @ 3.00GHz
 1,241
AMD Athlon 64 X2 Dual Core 5600+
 1,027
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 Duo E8400 @ 3.00GHzAMD Athlon 64 X2 Dual Core 5600+
Max TDP65W89W
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.