Intel Atom D2500 vs Intel Atom E3826

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CPU comparison with benchmarks


Intel Atom D2500 CPU1 vs CPU2 Intel Atom E3826
Intel Atom D2500 Intel Atom E3826

CPU comparison

Intel Atom D2500 or Intel Atom E3826 - 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 Atom E3826 has 2 cores with 2 threads and clocks with a maximum frequency of 1.46 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Atom E3826 was released in Q4/2013.
Intel Atom (108) Family Intel Atom (108)
Intel Atom D2000 (4) CPU group Intel Atom E3800 (6)
1 Generation 4
Cedarview Architecture Bay Trail
Desktop / Server Segment Mobile
-- 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 Atom E3826 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Atom E3826 is at 1.46 GHz.

Intel Atom D2500 Characteristic Intel Atom E3826
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.86 GHz Frequency 1.46 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Atom D2500 Characteristic Intel Atom E3826
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom D2500 or Intel Atom E3826 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 0.53 GHz
-- GPU (Turbo) 0.67 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 Atom E3826 supports up to 8 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s.

Intel Atom D2500 Characteristic Intel Atom E3826
DDR3-1066 Memory DDR3L-1066
4 GB Max. Memory 8 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
8.6 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
1.00 MB L3 Cache 1.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom D2500 is 10 W, while the Intel Atom E3826 has a TDP of 7 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom D2500 Characteristic Intel Atom E3826
10 W TDP (PL1 / PBP) 7 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom D2500 is manufactured in 32 nm and has 1.00 MB cache. The Intel Atom E3826 is manufactured in 22 nm and has a 1.00 MB cache.

Intel Atom D2500 Characteristic Intel Atom E3826
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 Yes
Windows 10, Linux Operating systems
Q3/2011 Release date Q4/2013
50 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom D2500 (83%)
Intel Atom E3826 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom D2500 (78%)
Intel Atom E3826 (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 (83%)
Intel Atom E3826 Intel Atom E3826
2C 2T @ 1.46 GHz
134 (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 (78%)
Intel Atom E3826 Intel Atom E3826
2C 2T @ 1.46 GHz
262 (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 (60%)
Intel Atom E3826 Intel Atom E3826
Intel HD Graphics (Bay Trail GT1) @ 0.67 GHz
43 (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 (77%)
Intel Atom E3826 Intel Atom E3826
2C 2T @ 1.46 GHz
304 (100%)

Devices using this processor

Intel Atom D2500 Intel Atom E3826
Unknown Unknown

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