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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-2600 vs i5-2500 vs Core2 Duo E6420

All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 15061 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 Core i7-2600 @ 3.40GHz×Intel Core i5-2500 @ 3.30GHz×Intel Core2 Duo E6420 @ 2.13GHz+ ADD
Price $89.99 - BUY $29.99 - BUY Search Online
Socket TypeLGA1155LGA1155PLGA775
CPU ClassDesktopDesktopDesktop
Clockspeed3.4 GHz3.3 GHz2.1 GHz
Turbo SpeedUp to 3.8 GHzUp to 3.7 GHzNot Supported
# of Physical Cores4 (Threads: 8)4 (Threads: 4)2 (Threads: 2)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 6MBL1: 128KB, L2: 4.0MB, L3: 0MB
TDP95W95W65W
Yearly Running Cost$17.34$17.34$11.86
Other
First Seen on ChartQ4 2010Q4 2010Q4 2008
# of Samples104144327320
CPU Value59.4137.219.0
Single Thread Rating(% diff. to max in group)1741(0.0%)1703(-2.2%)7853(-54.9%)
CPU Mark(% diff. to max in group)5346(0.0%)4115(-23.0%)760(-85.8%)
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 15th of October 2024 - Higher results represent better performance
Intel Core i7-2600 @ 3.40GHz
5,346
Intel Core i5-2500 @ 3.30GHz
4,115
Intel Core2 Duo E6420 @ 2.13GHz
760
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 15th of October 2024 - Higher results represent better value
Intel Core i7-2600 @ 3.40GHz
59.4
Intel Core i5-2500 @ 3.30GHz
137.2
Intel Core2 Duo E6420 @ 2.13GHz
19.0
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 15th of October 2024 - Higher results represent better performance
Intel Core i7-2600 @ 3.40GHz
1,741
Intel Core i5-2500 @ 3.30GHz
1,703
Intel Core2 Duo E6420 @ 2.13GHz
785
PassMark Software © 2008-2024
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 Core i7-2600 @ 3.40GHz Intel Core i5-2500 @ 3.30GHz Intel Core2 Duo E6420 @ 2.13GHz
Max TDP95W95W65W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.