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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo E6850 vs Core2 Quad Q6700

The Intel Core2 Quad Q6700 @ 2.66GHz is newer than Intel Core2 Duo E6850 @ 3.00GHz also around 45% faster in multi-threaded (CPU Mark) testing, but Intel Core2 Duo E6850 @ 3.00GHz is around 9% faster in single-thread testing. However, Intel Core2 Quad Q6700 @ 2.66GHz uses around 47% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 1727 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 E6850 @ 3.00GHz×Intel Core2 Quad Q6700 @ 2.66GHz+ ADD
Price Search Online Search Online
Socket TypeLGA775LGA775
CPU ClassDesktopDesktop
Clockspeed3.0 GHz2.7 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)4 (Threads: 4)
CacheL1: 128KB, L2: 4.0MB, L3: 0MBL1: 256KB, L2: 8.0MB, L3: 0MB
TDP65W105W
Yearly Running Cost$11.86$19.16
Other
First Seen on ChartQ4 2008Q4 2008
# of Samples741986
CPU Value22.516.2
Single Thread Rating(% diff. to max in group)11883(0.0%)1077(-9.4%)
CPU Mark(% diff. to max in group)1154(-45.0%)2099(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 4th of April 2025 - Higher results represent better performance
Intel Core2 Duo E6850 @ 3.00GHz
1,154
Intel Core2 Quad Q6700 @ 2.66GHz
2,099
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 4th of April 2025 - Higher results represent better value
Intel Core2 Duo E6850 @ 3.00GHz
22.5
Intel Core2 Quad Q6700 @ 2.66GHz
16.2
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 4th of April 2025 - Higher results represent better performance
Intel Core2 Duo E6850 @ 3.00GHz
1,188
Intel Core2 Quad Q6700 @ 2.66GHz
1,077
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 E6850 @ 3.00GHz Intel Core2 Quad Q6700 @ 2.66GHz
Max TDP65W105W
Power consumption per day (kWh)0.130.21
Running cost per day$0.033$0.052
Power consumption per year (kWh)47.576.6
Running cost per year$11.86$19.16
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.