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CPU Benchmarks

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Intel Pentium Extreme Edition 955 vs AMD Phenom II X4 945

The Intel Pentium Extreme Edition 955 @ 3.46GHz is newer than AMD Phenom II X4 945, while AMD Phenom II X4 945 is significantly faster in multi-threaded (CPU Mark) testing and is significantly faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 1687 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 Extreme Edition 955 @ 3.46GHz×AMD Phenom II X4 945+ ADD
Price Search Online $44.04 - BUY
Socket TypePLGA775AM3
CPU ClassDesktopDesktop
Clockspeed3.5 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 4)4 (Threads: 4)
CacheL1: 17KB, L2: 2.0MB, L3: 0MBL1: 512KB, L2: 2.0MB, L3: 6MB
TDP130W125W
Yearly Running Cost$23.73$22.81
Other
First Seen on ChartQ2 2009Q2 2009
# of Samples151672
CPU Value15.054.7
Single Thread Rating(% diff. to max in group)5153(-58.3%)1235(0.0%)
CPU Mark(% diff. to max in group)469(-80.5%)2411(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 3rd of April 2025 - Higher results represent better performance
Intel Pentium Extreme Edition 955 @ 3.46GHz
469
AMD Phenom II X4 945
2,411
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of April 2025 - Higher results represent better value
Intel Pentium Extreme Edition 955 @ 3.46GHz
15.0
AMD Phenom II X4 945
54.7
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
Intel Pentium Extreme Edition 955 @ 3.46GHz
515
AMD Phenom II X4 945
1,235
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 Pentium Extreme Edition 955 @ 3.46GHz AMD Phenom II X4 945
Max TDP130W125W
Power consumption per day (kWh)0.260.25
Running cost per day$0.065$0.063
Power consumption per year (kWh)94.991.3
Running cost per year$23.73$22.81
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.