Samsung Exynos 5420 vs AMD A4-4355M

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CPU comparison with benchmarks


Samsung Exynos 5420 CPU1 vs CPU2 AMD A4-4355M
Samsung Exynos 5420 AMD A4-4355M

CPU comparison

Samsung Exynos 5420 or AMD A4-4355M - 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 Samsung Exynos 5420 has 8 cores with 8 threads and clocks with a maximum frequency of 1.90 GHz. Up to GB of memory is supported in 0 memory channels. The Samsung Exynos 5420 was released in Q3/2013.

The AMD A4-4355M has 2 cores with 2 threads and clocks with a maximum frequency of 2.40 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A4-4355M was released in Q1/2012.
Samsung Exynos (46) Family AMD A (112)
Samsung Exynos 5260/5410/5420/5422/5800 (5) CPU group AMD A4-4000M (2)
3 Generation 2
Cortex-A15 / Cortex-A7 Architecture Trinity (Piledriver)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Samsung Exynos 5420 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Samsung Exynos 5420 is 1.90 GHz while the AMD A4-4355M has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the AMD A4-4355M is at 1.90 GHz (2.40 GHz).
Samsung Exynos 5420 Characteristic AMD A4-4355M
8 Cores 2
8 Threads 2
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.90 GHz
4x Cortex-A15		 A-Core 1.90 GHz (2.40 GHz)
1.30 GHz
4x Cortex-A7		 B-Core --

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.
Samsung Exynos 5420 Characteristic AMD A4-4355M
-- AI hardware --
-- AI specifications --

Internal Graphics

The Samsung Exynos 5420 or AMD A4-4355M 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.
ARM Mali-T628 MP6 GPU AMD Radeon HD 7400G
0.53 GHz GPU frequency 0.33 GHz
-- GPU (Turbo) 0.42 GHz
Midgard 2 GPU Generation 4
32nm Technology 32 nm
1 Max. displays 2
6 Compute units 3
96 Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 1 GB
11 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.
ARM Mali-T628 MP6 GPU AMD Radeon HD 7400G
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
No Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Samsung Exynos 5420 can use up to GB of memory in 0 memory channels. The maximum memory bandwidth is --. The AMD A4-4355M supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.
Samsung Exynos 5420 Characteristic AMD A4-4355M
LPDDR3e-933 Memory DDR3-1333
Max. Memory
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 21.3 GB/s
No ECC No
2.50 MB L2 Cache --
-- L3 Cache 1.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Samsung Exynos 5420 is --, while the AMD A4-4355M has a TDP of 17 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Samsung Exynos 5420 Characteristic AMD A4-4355M
-- TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Samsung Exynos 5420 is manufactured in 28 nm and has 2.50 MB cache. The AMD A4-4355M is manufactured in 32 nm and has a 1.00 MB cache.
Samsung Exynos 5420 Characteristic AMD A4-4355M
28 nm Technology 32 nm
Unknown Chip design Unknown
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
-- Socket FP2
None Virtualization AMD-V
No AES-NI Yes
Android Operating systems
Q3/2013 Release date Q1/2012
-- Release price --
show more data show more data


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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.
Samsung Exynos 5420 Samsung Exynos 5420
ARM Mali-T628 MP6 @ 0.53 GHz
102 (63%)
AMD A4-4355M AMD A4-4355M
AMD Radeon HD 7400G @ 0.42 GHz
163 (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.
Samsung Exynos 5420 Samsung Exynos 5420
8C 8T @ 1.90 GHz
0 (0%)
AMD A4-4355M AMD A4-4355M
2C 2T @ 2.40 GHz
1181 (100%)

Devices using this processor
Samsung Exynos 5420 AMD A4-4355M
Unknown Unknown

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