Intel Atom C2550 vs Intel Atom D2550

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CPU comparison with benchmarks


Intel Atom C2550 CPU1 vs CPU2 Intel Atom D2550
Intel Atom C2550 Intel Atom D2550

CPU comparison

In this CPU comparison, we compare the Intel Atom C2550 and the Intel Atom D2550 and use benchmarks to check which processor is faster.

We compare the Intel Atom C2550 4 core processor released in Q3/2013 with the Intel Atom D2550 which has 2 CPU cores and was introduced in Q1/2012.
Intel Atom (108) Family Intel Atom (108)
Intel Atom C2000 (7) CPU group Intel Atom D2000 (4)
3 Generation 1
Avoton Architecture Cedarview
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C2550 is a 4 core processor with a clock frequency of 2.40 GHz (2.60 GHz). The processor can compute 4 threads at the same time. The Intel Atom D2550 clocks with 1.86 GHz, has 2 CPU cores and can calculate 4 threads in parallel.

Intel Atom C2550 Characteristic Intel Atom D2550
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.40 GHz Frequency 1.86 GHz
2.60 GHz Turbo Frequency (1 Core) --
2.60 GHz 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 C2550 Characteristic Intel Atom D2550
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU Intel GMA 3650
GPU frequency 0.64 GHz
-- GPU (Turbo) --
-- GPU Generation --
Technology 65 nm
Max. displays 2
-- Compute units 4
-- Shader 32
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 1 GB
-- DirectX Version 10.1

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.

no iGPU GPU Intel GMA 3650
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

Up to 64 GB of memory in a maximum of 2 memory channels is supported by the Intel Atom C2550, while the Intel Atom D2550 supports a maximum of 4 GB of memory with a maximum memory bandwidth of 8.6 GB/s enabled.

Intel Atom C2550 Characteristic Intel Atom D2550
DDR3L-1600, DDR3-1600 Memory DDR3-1066
64 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
25.6 GB/s Max. Bandwidth 8.6 GB/s
Yes ECC No
-- L2 Cache --
2.00 MB L3 Cache 1.00 MB
2.0 PCIe version --
16 PCIe lanes --
8.0 GB/s PCIe Bandwidth --

Thermal Management

The Intel Atom C2550 has a TDP of 14 W. The TDP of the Intel Atom D2550 is 10 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom C2550 Characteristic Intel Atom D2550
14 W TDP (PL1 / PBP) 10 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom C2550 has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Atom D2550 is at 1.00 MB. The processor is manufactured in 32 nm.

Intel Atom C2550 Characteristic Intel Atom D2550
22 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE3
BGA 1283 Socket BGA 559
VT-x, VT-x EPT Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2013 Release date Q1/2012
74 $ Release price 38 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom C2550 (100%)
Intel Atom D2550 (39%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom C2550 (100%)
Intel Atom D2550 (25%)

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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
259 (100%)
Intel Atom D2550 Intel Atom D2550
2C 4T @ 1.86 GHz
101 (39%)

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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
971 (100%)
Intel Atom D2550 Intel Atom D2550
2C 4T @ 1.86 GHz
303 (31%)

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 C2550 Intel Atom C2550
4C 4T @ 2.60 GHz
2330 (100%)
Intel Atom D2550 Intel Atom D2550
2C 4T @ 1.86 GHz
434 (19%)

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 C2550 Intel Atom C2550
@ 0.00 GHz
0 (0%)
Intel Atom D2550 Intel Atom D2550
Intel GMA 3650 @ 0.64 GHz
41 (100%)

Devices using this processor

Intel Atom C2550 Intel Atom D2550
Unknown Unknown

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