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CPU Benchmarks

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Mobile Intel Pentium 4 2.66GHz vs AMD Sempron 2300+

The AMD Sempron 2300+ is newer than Mobile Intel Pentium 4 2.66GHz and is around 14% faster in multi-threaded (CPU Mark) testing. The AMD Sempron 2300+ is around -26% slower in single-thread testing. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 10 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.

×Mobile Intel Pentium 4 2.66GHz×AMD Sempron 2300++ ADD
Price Search Online Search Online
Socket TypePGA478Socket A
CPU ClassDesktopDesktop
Clockspeed2.7 GHz1.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores1 (Threads: 1)1 (Threads: 1)
CacheL1: 2KB, L2: 0.0MB, L3: 0MBL1: 128KB, L2: 0.3MB,
TDP66.1WNA2
Yearly Running Cost$12.05NA
Other
First Seen on ChartQ1 2009Q1 2009
# of Samples28
CPU Rank56585592
CPU Value0.04.6
Single Thread Rating(% diff. to max in group)4253(0.0%)3143(-26.1%)
CPU Mark(% diff. to max in group)182(-12.1%)207(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
2 - Information not available. Do you know? Notify Us.
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 14th of March 2026 - Higher results represent better performance
Mobile Intel Pentium 4 2.66GHz
182
AMD Sempron 2300+
207
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 14th of March 2026 - Higher results represent better value
Mobile Intel Pentium 4 2.66GHz
NA
AMD Sempron 2300+
4.6
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 14th of March 2026 - Higher results represent better performance
Mobile Intel Pentium 4 2.66GHz
425
AMD Sempron 2300+
314
PassMark Software © 2008-2026
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.
Mobile Intel Pentium 4 2.66GHz AMD Sempron 2300+
Max TDP66.1WNA
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.