Intel Atom D2500 vs Intel Atom C2550

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CPU comparison with benchmarks


Intel Atom D2500 CPU1 vs CPU2 Intel Atom C2550
Intel Atom D2500 Intel Atom C2550

CPU comparison

Intel Atom D2500 or Intel Atom C2550 - 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 C2550 has 4 cores with 4 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Atom C2550 was released in Q3/2013.
Intel Atom (101) Family Intel Atom (101)
Intel Atom D2000 (4) CPU group Intel Atom C2000 (7)
1 Generation 3
Cedarview Architecture Avoton
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 Atom C2550 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom C2550 is at 2.40 GHz (2.60 GHz).

Intel Atom D2500 Characteristic Intel Atom C2550
2 Cores 4
2 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.86 GHz Frequency 2.40 GHz
-- Turbo Frequency (1 Core) 2.60 GHz
-- Turbo Frequency (All Cores) 2.60 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 Atom C2550
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Atom D2500 or Intel Atom C2550 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 no iGPU
0.40 GHz GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
65 nm Technology
2 Max. displays
4 Compute units --
32 Shader --
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory --
10.1 DirectX Version --

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 no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

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 C2550 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Atom D2500 Characteristic Intel Atom C2550
DDR3-1066 Memory DDR3L-1600, DDR3-1600
4 GB Max. Memory 64 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
8.6 GB/s Max. Bandwidth 25.6 GB/s
No ECC Yes
-- L2 Cache --
1.00 MB L3 Cache 2.00 MB
-- PCIe version 2.0
-- PCIe lanes 16
-- PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom D2500 is 10 W, while the Intel Atom C2550 has a TDP of 14 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom D2500 Characteristic Intel Atom C2550
10 W TDP (PL1 / PBP) 14 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 C2550 is manufactured in 22 nm and has a 2.00 MB cache.

Intel Atom D2500 Characteristic Intel Atom C2550
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 1283
None Virtualization VT-x, VT-x EPT
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2011 Release date Q3/2013
50 $ Release price 74 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks

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 (43%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
259 (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 (21%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
971 (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 (10%)
Intel Atom C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
2330 (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 (100%)
Intel Atom C2550 Intel Atom C2550
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Atom D2500 Intel Atom C2550
Unknown Unknown

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