Intel Atom C3955 vs Intel Atom D2560

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CPU comparison with benchmarks


Intel Atom C3955 CPU1 vs CPU2 Intel Atom D2560
Intel Atom C3955 Intel Atom D2560

CPU comparison

Intel Atom C3955 or Intel Atom D2560 - 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 C3955 has 16 cores with 16 threads and clocks with a maximum frequency of 2.40 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3955 was released in Q3/2017.

The Intel Atom D2560 has 2 cores with 4 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 4 GB of memory in 1 memory channels. The Intel Atom D2560 was released in Q4/2012.
Intel Atom (108) Family Intel Atom (108)
Intel Atom C3000 (20) CPU group Intel Atom D2000 (4)
5 Generation 1
Denverton Architecture Cedarview
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3955 has 16 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Atom C3955 is 2.10 GHz (2.40 GHz) while the Intel Atom D2560 has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom D2560 is at 2.00 GHz.

Intel Atom C3955 Characteristic Intel Atom D2560
16 Cores 2
16 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.10 GHz Frequency 2.00 GHz
2.40 GHz Turbo Frequency (1 Core) --
2.40 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 C3955 Characteristic Intel Atom D2560
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom C3955 or Intel Atom D2560 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.

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

The Intel Atom C3955 can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Atom D2560 supports up to 4 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 17.1 GB/s.

Intel Atom C3955 Characteristic Intel Atom D2560
DDR4-2400 Memory DDR3-1066
256 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
38.4 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
16.00 MB L2 Cache --
-- L3 Cache 1.00 MB
3.0 PCIe version --
16 PCIe lanes 4
15.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom C3955 is 32 W, while the Intel Atom D2560 has a TDP of 10 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom C3955 Characteristic Intel Atom D2560
32 W TDP (PL1 / PBP) 10 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Atom C3955 is manufactured in 14 nm and has 16.00 MB cache. The Intel Atom D2560 is manufactured in 32 nm and has a 1.00 MB cache.

Intel Atom C3955 Characteristic Intel Atom D2560
14 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 1310 Socket BGA 559
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2017 Release date Q4/2012
434 $ Release price --
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Rate these processors

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Here you can rate the Intel Atom D2560 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 C3955 Intel Atom C3955
16C 16T @ 2.40 GHz
387 (100%)
Intel Atom D2560 Intel Atom D2560
2C 4T @ 2.00 GHz
0 (0%)

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 C3955 Intel Atom C3955
16C 16T @ 2.40 GHz
4896 (100%)
Intel Atom D2560 Intel Atom D2560
2C 4T @ 2.00 GHz
0 (0%)

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 C3955 Intel Atom C3955
@ 0.00 GHz
0 (0%)
Intel Atom D2560 Intel Atom D2560
Intel GMA 3650 @ 0.64 GHz
41 (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 C3955 Intel Atom C3955
16C 16T @ 2.40 GHz
0 (0%)
Intel Atom D2560 Intel Atom D2560
2C 4T @ 2.00 GHz
433 (100%)

Devices using this processor

Intel Atom C3955 Intel Atom D2560
Unknown Unknown

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