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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo E4400 @ 2.00GHz vs Intel Core2 Duo E6420 @ 2.13GHz

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

  • 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 E4400 @ 2.00GHz×Intel Core2 Duo E6420 @ 2.13GHz+ ADD
Price Search Online Search Online
Socket TypeLGA775PLGA775
CPU ClassDesktopDesktop
Clockspeed2.0 GHz2.1 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 2.0MB, L3: 0MBL1: 128KB, L2: 4.0MB, L3: 0MB
TDP65W65W
Yearly Running Cost$11.86$11.86
Other
First Seen on ChartQ4 2008Q4 2008
# of Samples449319
CPU Value15.218.9
Single Thread Rating(% diff. to max in group)7653(-1.1%)7733(0.0%)
CPU Mark(% diff. to max in group)646(-14.5%)756(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 29th of September 2023 - Higher results represent better performance
Intel Core2 Duo E4400 @ 2.00GHz
646
Intel Core2 Duo E6420 @ 2.13GHz
756
PassMark Software © 2008-2023
CPU Value (CPU Mark / $Price)
As of 29th of September 2023 - Higher results represent better value
Intel Core2 Duo E4400 @ 2.00GHz
15.2
Intel Core2 Duo E6420 @ 2.13GHz
18.9
PassMark Software © 2008-2023
CPU Single Thread Rating
As of 29th of September 2023 - Higher results represent better performance
Intel Core2 Duo E4400 @ 2.00GHz
765
Intel Core2 Duo E6420 @ 2.13GHz
773
PassMark Software © 2008-2023

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 E4400 @ 2.00GHzIntel Core2 Duo E6420 @ 2.13GHz
Max TDP65W65W
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.