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Intel Core2 Duo E6540 vs AMD Athlon 64 X2 Dual 5600+

The Intel Core2 Duo E6540 @ 2.33GHz is newer than AMD Athlon 64 X2 Dual Core 5600+ and is around -11% slower in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, AMD Athlon 64 X2 Dual Core 5600+ uses around 31% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 484 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core2 Duo E6540 @ 2.33GHz×AMD Athlon 64 X2 Dual Core 5600++ ADD
Price Search Online Search Online
Socket TypeLGA775AM2
CPU ClassDesktopDesktop
Clockspeed2.3 GHz2.8 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 4.0MB, L3: 0MBL1: 256KB, L2: 1.0MB,
TDP65W89W
Yearly Running Cost$11.86$16.24
Other
First Seen on ChartQ2 2009Q4 2008
# of Samples9475
CPU Value0.08.5
Single Thread Rating(% diff. to max in group)9693(-4.8%)10193(0.0%)
CPU Mark(% diff. to max in group)808(-11.3%)912(0.0%)
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 7th of December 2025 - Higher results represent better performance
Intel Core2 Duo E6540 @ 2.33GHz
808
AMD Athlon 64 X2 Dual Core 5600+
912
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of December 2025 - Higher results represent better value
Intel Core2 Duo E6540 @ 2.33GHz
NA
AMD Athlon 64 X2 Dual Core 5600+
8.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of December 2025 - Higher results represent better performance
Intel Core2 Duo E6540 @ 2.33GHz
969
AMD Athlon 64 X2 Dual Core 5600+
1,019
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
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 E6540 @ 2.33GHz AMD 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.