Intel Atom D2500 vs Intel Pentium N3520

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CPU comparison with benchmarks


Intel Atom D2500 CPU1 vs CPU2 Intel Pentium N3520
Intel Atom D2500 Intel Pentium N3520

CPU comparison

Intel Atom D2500 or Intel Pentium N3520 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Atom D2500 has 2 cores with 2 threads and clocks with a maximum frequency of 1.86 GHz. Up to 4 GB of memory is supported in 1 memory channels. The Intel Atom D2500 was released in Q3/2011.

The Intel Pentium N3520 has 4 cores with 4 threads and clocks with a maximum frequency of 2.42 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Pentium N3520 was released in Q4/2013.
Intel Atom (108) Family Intel Pentium (150)
Intel Atom D2000 (4) CPU group Intel Pentium J2000/N3500 (6)
1 Generation 6
Cedarview Architecture Bay Trail
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom D2500 has 2 CPU cores and can calculate 2 threads in parallel. The clock frequency of the Intel Atom D2500 is 1.86 GHz while the Intel Pentium N3520 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Pentium N3520 is at 2.17 GHz (2.42 GHz).

Intel Atom D2500 Characteristic Intel Pentium N3520
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.86 GHz Frequency 2.17 GHz
-- Turbo Frequency (1 Core) 2.42 GHz
-- Turbo Frequency (All Cores) 2.42 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Atom D2500 Characteristic Intel Pentium N3520
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Atom D2500 or Intel Pentium N3520 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel GMA 3600 GPU Intel HD Graphics (Bay Trail GT1)
0.40 GHz GPU frequency 0.31 GHz
-- GPU (Turbo) 0.85 GHz
-- GPU Generation 7
65 nm Technology 22 nm
2 Max. displays 2
4 Compute units 4
32 Shader 32
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory 2 GB
10.1 DirectX Version 11.2

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel GMA 3600 GPU Intel HD Graphics (Bay Trail GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

The Intel Atom D2500 can use up to 4 GB of memory in 1 memory channels. The maximum memory bandwidth is 8.6 GB/s. The Intel Pentium N3520 supports up to 8 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Atom D2500 Characteristic Intel Pentium N3520
DDR3-1066 Memory DDR3-1333
4 GB Max. Memory 8 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
8.6 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
1.00 MB L3 Cache 2.00 MB
-- PCIe version 2.0
-- PCIe lanes 4
-- PCIe Bandwidth 2.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom D2500 is 10 W, while the Intel Pentium N3520 has a TDP of 7.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom D2500 Characteristic Intel Pentium N3520
10 W TDP (PL1 / PBP) 7.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 4.5 W
-- Tjunction max. 100 °C

Technical details

The Intel Atom D2500 is manufactured in 32 nm and has 1.00 MB cache. The Intel Pentium N3520 is manufactured in 22 nm and has a 2.00 MB cache.

Intel Atom D2500 Characteristic Intel Pentium N3520
32 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3 ISA extensions SSE4.1, SSE4.2
BGA 559 Socket BGA 1170
None Virtualization VT-x, VT-x EPT
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2011 Release date Q4/2013
50 $ Release price --
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Rate these processors

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Here you can rate the Intel Pentium N3520 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom D2500 (47%)
Intel Pentium N3520 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom D2500 (24%)
Intel Pentium N3520 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
111 (47%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
237 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
204 (27%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
752 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Atom D2500 Intel Atom D2500
Intel GMA 3600 @ 0.40 GHz
26 (47%)
Intel Pentium N3520 Intel Pentium N3520
Intel HD Graphics (Bay Trail GT1) @ 0.85 GHz
55 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
233 (20%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
1139 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
0 (0%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
184 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
0 (0%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
560 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
0 (0%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
38 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Atom D2500 Intel Atom D2500
2C 2T @ 1.86 GHz
0 (0%)
Intel Pentium N3520 Intel Pentium N3520
4C 4T @ 2.42 GHz
143 (100%)

Devices using this processor

Intel Atom D2500 Intel Pentium N3520
Unknown Unknown

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