Atom E3815 vs Core 2 Duo P8700

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Aggregate performance score

Core 2 Duo P8700
2009
2 cores / 2 threads, 25 Watt
0.60
+400%
Atom E3815
2013
1 core / 1 thread, 5 Watt
0.12

Core 2 Duo P8700 outperforms Atom E3815 by a whopping 400% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo P8700 and Atom E3815 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28053364
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 DuoAtom
Power efficiency2.272.27
Architecture codenamePenryn (2008−2011)Bay Trail-I (2013)
Release date1 January 2009 (15 years ago)8 October 2013 (11 years ago)
Launch price (MSRP)$209$134

Detailed specifications

Core 2 Duo P8700 and Atom E3815 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)1 (Single-Core)
Threads21
Base clock speed2.53 GHzno data
Boost clock speed2.53 GHz1.47 GHz
Bus rate1066 MHzno data
L1 cacheno data64 KB (per core)
L2 cache3 MB512 KB (per core)
L3 cache3 MB L2 Cache0 KB
Chip lithography45 nm22 nm
Die size107 mm2no data
Maximum core temperature105 °Cno data
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range1V - 1.25Vno data

Compatibility

Information on Core 2 Duo P8700 and Atom E3815 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configurationno data1
SocketBGA479,PGA478Intel BGA1170
Power consumption (TDP)25 Watt5 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8700 and Atom E3815. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)++
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo P8700 and Atom E3815 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo P8700 and Atom E3815 are enumerated here.

VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo P8700 and Atom E3815. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel HD Graphics

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Core 2 Duo P8700 0.60
+400%
Atom E3815 0.12

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Core 2 Duo P8700 960
+422%
Atom E3815 184

Gaming performance

Pros & cons summary


Performance score 0.60 0.12
Recency 1 January 2009 8 October 2013
Physical cores 2 1
Threads 2 1
Chip lithography 45 nm 22 nm
Power consumption (TDP) 25 Watt 5 Watt

Core 2 Duo P8700 has a 400% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Atom E3815, on the other hand, has an age advantage of 4 years, a 104.5% more advanced lithography process, and 400% lower power consumption.

The Core 2 Duo P8700 is our recommended choice as it beats the Atom E3815 in performance tests.


Should you still have questions on choice between Core 2 Duo P8700 and Atom E3815, ask them in Comments section, and we shall answer.

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Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo P8700
Core 2 Duo P8700
Intel Atom E3815
Atom E3815

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.7 173 votes

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Questions & comments

Here you can ask a question about Core 2 Duo P8700 or Atom E3815, agree or disagree with our judgements, or report an error or mismatch.