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AMD Athlon 64 X2 Dual 5800+ vs Intel Core2 Duo E6420

The AMD Athlon 64 X2 Dual Core 5800+ is newer than Intel Core2 Duo E6420 @ 2.13GHz, while Intel Core2 Duo E6420 @ 2.13GHz is around 13% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. However, AMD Athlon 64 X2 Dual Core 5800+ 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 347 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 5800+×Intel Core2 Duo E6420 @ 2.13GHz+ ADD
Price Search Online Search Online
Socket TypeNA2PLGA775
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 256KB, L2: 1.0MB, L1: 128KB, L2: 4.0MB, L3: 0MB
TDP89W65W
Yearly Running Cost$16.24$11.86
Other
First Seen on ChartQ1 2009Q4 2008
# of Samples26321
CPU Value21.818.8
Single Thread Rating(% diff. to max in group)7463(-4.4%)7813(0.0%)
CPU Mark(% diff. to max in group)653(-13.1%)752(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.
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 8th of April 2025 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 5800+
653
Intel Core2 Duo E6420 @ 2.13GHz
752
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of April 2025 - Higher results represent better value
AMD Athlon 64 X2 Dual Core 5800+
21.8
Intel Core2 Duo E6420 @ 2.13GHz
18.8
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
AMD Athlon 64 X2 Dual Core 5800+
746
Intel Core2 Duo E6420 @ 2.13GHz
781
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 5800+ Intel Core2 Duo E6420 @ 2.13GHz
Max TDP89W65W
Power consumption per day (kWh)0.180.13
Running cost per day$0.044$0.033
Power consumption per year (kWh)65.047.5
Running cost per year$16.24$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.