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Intel Atom C2538 vs Core2 Duo P8700

The Intel Atom C2538 @ 2.40GHz is newer than Intel Core2 Duo P8700 @ 2.53GHz, while the multi-threaded (CPU Mark) is simliar, Intel Core2 Duo P8700 @ 2.53GHz is significantly faster in single-thread testing. However, Intel Core2 Duo P8700 @ 2.53GHz uses around 50% more power. All the CPUs in this comparison belong in the Laptop CPU Class.The values below were tabulated from a combined 1366 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 Atom C2538 @ 2.40GHz×Intel Core2 Duo P8700 @ 2.53GHz+ ADD
Price Search Online Search Online
Socket TypeFCBGA1283BGA479
CPU ClassLaptopLaptop
Clockspeed2.4 GHz2.5 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)2 (Threads: 2)
CacheL1: 224KB, L2: 2.0MB, L3: 0MBL1: 128KB, L2: 3.0MB, L3: 0MB
TDP15W25W
Yearly Running Cost$2.74$4.56
Other
First Seen on ChartQ2 2018Q1 2009
# of Samples31363
CPU Value9.211.3
Single Thread Rating(% diff. to max in group)491(-51.9%)10223(0.0%)
CPU Mark(% diff. to max in group)960(0.0%)960(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 22nd of December 2024 - Higher results represent better performance
Intel Atom C2538 @ 2.40GHz
960
Intel Core2 Duo P8700 @ 2.53GHz
960
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
Intel Atom C2538 @ 2.40GHz
9.2
Intel Core2 Duo P8700 @ 2.53GHz
11.3
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Atom C2538 @ 2.40GHz
491
Intel Core2 Duo P8700 @ 2.53GHz
1,022
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 Atom C2538 @ 2.40GHz Intel Core2 Duo P8700 @ 2.53GHz
Max TDP15W25W
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.