Intel Atom C3858 vs Samsung Exynos 5800

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CPU comparison with benchmarks


Intel Atom C3858 CPU1 vs CPU2 Samsung Exynos 5800
Intel Atom C3858 Samsung Exynos 5800

CPU comparison

Intel Atom C3858 or Samsung Exynos 5800 - 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 C3858 has 12 cores with 12 threads and clocks with a maximum frequency of 2.00 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3858 was released in Q3/2017.

The Samsung Exynos 5800 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to GB of memory in 0 memory channels. The Samsung Exynos 5800 was released in Q2/2014.
Intel Atom (108) Family Samsung Exynos (47)
Intel Atom C3000 (20) CPU group Samsung Exynos 5260/5410/5420/5422/5800 (5)
5 Generation 3
Denverton Architecture Cortex-A15 / Cortex-A7
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3858 is a 12 core processor with a clock frequency of 2.00 GHz. The Samsung Exynos 5800 has 8 CPU cores with a clock frequency of 2.00 GHz.

Intel Atom C3858 Characteristic Samsung Exynos 5800
12 Cores 8
12 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
2.00 GHz A-Core 2.00 GHz
4x Cortex-A15
-- B-Core 1.30 GHz
4x Cortex-A7

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 C3858 Characteristic Samsung Exynos 5800
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU ARM Mali-T628 MP6
GPU frequency 0.60 GHz
-- GPU (Turbo) 0.60 GHz
-- GPU Generation Midgard 2
Technology 32nm
Max. displays 1
-- Compute units 6
-- Shader 96
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 11

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 ARM Mali-T628 MP6
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 Decode / Encode
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The Intel Atom C3858 supports a maximum of 256 GB of memory in 2 memory channels. The Samsung Exynos 5800 can connect up to GB of memory in 0 memory channels.

Intel Atom C3858 Characteristic Samsung Exynos 5800
DDR4-2400 Memory LPDDR3-933
256 GB Max. Memory
2 (Dual Channel) Memory channels 0
38.4 GB/s Max. Bandwidth --
Yes ECC No
12.00 MB L2 Cache --
-- L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom C3858 has a TDP of 25 W, that of the Samsung Exynos 5800 is --.

Intel Atom C3858 Characteristic Samsung Exynos 5800
25 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Atom C3858 has a 12.00 MB cache, while the Samsung Exynos 5800 cache has a total of 0.00 MB.

Intel Atom C3858 Characteristic Samsung Exynos 5800
14 nm Technology 28 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) Armv7-A (32 bit)
SSE4.1, SSE4.2 ISA extensions --
BGA 1310 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q3/2017 Release date Q2/2014
332 $ Release price --
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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 C3858 Intel Atom C3858
@ 0.00 GHz
0 (0%)
Samsung Exynos 5800 Samsung Exynos 5800
ARM Mali-T628 MP6 @ 0.60 GHz
115 (100%)

Devices using this processor

Intel Atom C3858 Samsung Exynos 5800
Unknown Unknown

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