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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo E6700 vs Core2 Duo E8600 vs Core2 Quad Q9650

All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 3106 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 E6700 @ 2.66GHz×Intel Core2 Duo E8600 @ 3.33GHz×Intel Core2 Quad Q9650 @ 3.00GHz+ ADD
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Socket TypeLGA775LGA775LGA775
CPU ClassDesktopDesktopDesktop
Clockspeed2.7 GHz3.3 GHz3.0 GHz
Turbo SpeedNot SupportedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)4 (Threads: 4)
CacheL1: 128KB, L2: 4.0MB, L3: 0MBL1: 128KB, L2: 6.0MB, L3: 0MBL1: 256KB, L2: 12.0MB, L3: 0MB
TDP65W65W95W
Yearly Running Cost$11.86$11.86$17.34
Other
First Seen on ChartQ1 2010Q4 2008Q4 2008
# of Samples5457631798
CPU Value33.013.745.6
Single Thread Rating(% diff. to max in group)10233(-26.0%)13833(0.0%)1281(-7.3%)
CPU Mark(% diff. to max in group)990(-60.1%)1360(-45.2%)2480(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 March 2025 - Higher results represent better performance
Intel Core2 Duo E6700 @ 2.66GHz
990
Intel Core2 Duo E8600 @ 3.33GHz
1,360
Intel Core2 Quad Q9650 @ 3.00GHz
2,480
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 29th of March 2025 - Higher results represent better value
Intel Core2 Duo E6700 @ 2.66GHz
33.0
Intel Core2 Duo E8600 @ 3.33GHz
13.7
Intel Core2 Quad Q9650 @ 3.00GHz
45.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 29th of March 2025 - Higher results represent better performance
Intel Core2 Duo E6700 @ 2.66GHz
1,023
Intel Core2 Duo E8600 @ 3.33GHz
1,383
Intel Core2 Quad Q9650 @ 3.00GHz
1,281
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 E6700 @ 2.66GHz Intel Core2 Duo E8600 @ 3.33GHz Intel Core2 Quad Q9650 @ 3.00GHz
Max TDP65W65W95W
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.