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Intel Pentium D 915 vs Pentium D 940

The Intel Pentium D 940 @ 3.20GHz is newer than Intel Pentium D 915 @ 2.80GHz also around 16% faster in multi-threaded (CPU Mark) testing, it is around 13% faster in single-thread testing. However, Intel Pentium D 940 @ 3.20GHz 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 1225 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 Pentium D 915 @ 2.80GHz×Intel Pentium D 940 @ 3.20GHz+ ADD
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Socket TypePLGA775PLGA775
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 16,416KB, L2: 32.0MB, L3: 0MBL1: 33KB, L2: 4.0MB, L3: 0MB
TDP95W130W
Yearly Running Cost$17.34$23.73
Other
First Seen on ChartQ4 2008Q4 2008
# of Samples1001224
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)5323(-12.6%)6093(0.0%)
CPU Mark(% diff. to max in group)465(-15.9%)552(0.0%)
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 1st of November 2024 - Higher results represent better performance
Intel Pentium D 915 @ 2.80GHz
465
Intel Pentium D 940 @ 3.20GHz
552
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 1st of November 2024 - Higher results represent better performance
Intel Pentium D 915 @ 2.80GHz
532
Intel Pentium D 940 @ 3.20GHz
609
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 Pentium D 915 @ 2.80GHz Intel Pentium D 940 @ 3.20GHz
Max TDP95W130W
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.