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AMD Athlon 64 X2 Dual 6400+ vs Intel Core2 Duo E7500

The Intel Core2 Duo E7500 @ 2.93GHz is newer than AMD Athlon 64 X2 Dual Core 6400+ also around 15% faster in multi-threaded (CPU Mark) testing, it is around 7% faster in single-thread testing. However, Intel Core2 Duo E7500 @ 2.93GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 3318 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.

×AMD Athlon 64 X2 Dual Core 6400+×Intel Core2 Duo E7500 @ 2.93GHz+ ADD
Price Search Online Search Online
Socket TypeAM2LGA775
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.9 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 2.0MB, L1: 128KB, L2: 3.0MB, L3: 0MB
TDP125W65W
Yearly Running Cost$22.81$11.86
Other
First Seen on ChartQ4 2008Q1 2009
# of Samples2393079
CPU Value3.911.5
Single Thread Rating(% diff. to max in group)11313(-6.6%)12113(0.0%)
CPU Mark(% diff. to max in group)982(-14.7%)1151(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 14th of March 2025 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 6400+
982
Intel Core2 Duo E7500 @ 2.93GHz
1,151
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 14th of March 2025 - Higher results represent better value
AMD Athlon 64 X2 Dual Core 6400+
3.9
Intel Core2 Duo E7500 @ 2.93GHz
11.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 14th of March 2025 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 6400+
1,131
Intel Core2 Duo E7500 @ 2.93GHz
1,211
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.
AMD Athlon 64 X2 Dual Core 6400+ Intel Core2 Duo E7500 @ 2.93GHz
Max TDP125W65W
Power consumption per day (kWh)0.250.13
Running cost per day$0.063$0.033
Power consumption per year (kWh)91.347.5
Running cost per year$22.81$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.