Samsung Exynos 5 Octa 5420 vs Intel Atom Z3580

Comparisons   11-03-2021
   So, which processor or chip is better? Full data of benchmarks and speed tests Samsung Exynos 5 Octa 5420 vs Intel Atom Z3580, compare of GPUs PowerVR G6430 and Mali-T628 MP6.
   This performance comparison involves two processors: Exynos 5 Octa 5420 is octa-core (ARM Cortex-A15) and Atom Z3580 is quad-core (Moorefield). Both processors went through battery life test and power consumption test. A step-by-step analysis of all the specifications of the processors, to make it easier to read, is summarized in the table.
   From the video comparison, you can get the results of joint benchmarking in software tests such as AnTuTu, Mozilla Kraken, 3DMark, Vellamo, PassMark, Octane V2, WebXPRT 3, GFXBench, Neocore, PCMark, Geekbench, Quadrant, even the gaming performance of processors in Fortnite, PUBG, Garena Free Fire - The Cobra, Call of Duty: Mobile, Minecraft Bedrock, Real Racing 3, Sniper 3D, Mortal Kombat etc.
   After reading the results of joint benchmarks and videos, you already be able to know which CPU is better to buy Exynos 5 Octa 5420 or Atom Z3580 and which chip is better for gaming: Madout2, Need for Speed No Limits, Asphalt 9, CSR Racing 2.

Summary benchmark results

As a percentage of the maximum value based on a sample from the entire base of all processors
CPU Benchmark
Based on Antutu and Geekbench score

Exynos 5 Octa 5420

Atom Z3580

Battery life test
Power Consumption efficiency (how quickly the processor reduces the battery charge)

Exynos 5 Octa 5420

21%

Atom Z3580

34%

Gaming performance
Which CPU is better for gaming

Exynos 5 Octa 5420

Atom Z3580

Antutu v10, 9

Antutu benchmark separately tests the performance of the CPU, GPU, and memory speed

	Exynos 5 Octa 5420	Atom Z3580
Total score	33608	43897
CPU	9416	12298
GPU	12777	16673
MEM	5370	7033
UX	6058	7905

GeekBench 6, 5.2

This benchmark shows Multi-threaded and Single-threaded processor performance

	Exynos 5 Octa 5420	Atom Z3580
Single-Core	89	116
Multi-Core	410	536

Comparison of specifications

CPU and Memory

	Exynos 5 Octa 5420	Atom Z3580
Frequency	1900 MHz	2330 MHz
Cores	8	4
Bit	64	64
Lithography	28 nm	22 nm
Transistors count
Core configuration	4x1.9 GHz ARM Cortex-A15 4x1.3 GHz ARM Cortex-A7	4x2.33 GHz Moorefield
Power consumption (TDP)	4 W	3 W
Memory type	LPDDR3	LPDDR3
Max. Memory	4 Gb	4 Gb
Memory Frequency	1650	1600
Memory bandwidth	7	14
Neural Processor (NPU)	No	No
L1 cache	384 KB	128 KB
L2 cache	512 KB	2 MB
L3 cache	4 MB	8 MB
Instruction set architecture (ISA)	ARMv8-A	ARMv8-A

In this comparison block, you should pay attention to the differences in clock speed and the number of cores. Here Atom Z3580 is 18% better than Exynos 5 Octa 5420 in terms of CPU frequency. Another difference is that Exynos 5 Octa 5420 has -4 more core than Atom Z3580. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	Mali-T628 MP6	PowerVR G6430
GPU Frequency	680 MHz	533 MHz
GFloPS	176	136.4
# of Cores	6	4
# of Shader Units
Display	2560 x 1600 pixels	1920 x 1080 pixels

The frequency of the GPU does not always directly indicate its performance. To fully evaluate all the capabilities of a graphics chip, you should take into account the number of Shader Units and Cores, as well as how many GFlops it has.

Gaming benchmark

Fortnite Mobile	9.5	14.7
PlayerUnknown's Battlegrounds (PUBG Mobile)	26.5	36.8
Garena Free Fire - The Cobra	17.6	24.6
Call of Duty: Mobile	15.2	21.9
Grand Theft Auto V (GTA 5 Mobile)	21.2	30.3
Minecraft: Pocket Edition	33.3	45.6
Real Racing 3	30.8	43.1
Sniper 3D	38.7	32
Need for Speed No Limits	21.1	39.4
Mortal Kombat X	22.9	35.7
CSR Racing 2	22.9	34.4

The numbers in this table indicate the maximum FPS that was received on the device with the corresponding processor. Depending on the configuration of the gadget and graphics quality settings (Ultra, Medium, Normal), the results may differ quite significantly. We recommend that you better study the results of the Antutu v10, 9 and GeekBench 6, 5.2 becnmarks.

Cameras

Camera resolution	13 MP	13 MP
Image Signal Processor (ISP)
Video Encoding FPS	60	30
Video Encoding resolution	FullHD	FullHD
Codec support	H.264, H.265/HEVC, VP8	H.264

Networks and Navigation

Modem		Intel XMM 7160
Download speed	42 MBit/s.	72 MBit/s.
Upload speed	11 MBit/s.	6 MBit/s.
Navigation
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which Samsung Exynos 5 Octa 5420 is better: 13
The number of parameters for which Intel Atom Z3580 is better: 23
Please note that you do not need to blindly trust the software comparison of the table. It is better to just watch the full benchmark video of parallel comparison and listen to what people say who really appreciated the capabilities of both CPUs Exynos 5 Octa 5420 and Atom Z3580, and also read the test results on the links under the article.

Exynos 5 Octa 5420 SoC - all data

• Devices lists
• Benchmarks
• PUBG mobile
• Fortnite Mobile
• Antutu v10
• GeekBench 6, 5 mobile
• 3DMark

• Exynos 5 Octa 5420 specs and review.

Atom Z3580 SoC - all data

• Devices lists
• Benchmarks
• PUBG mobile
• Fortnite Mobile
• Antutu v10
• GeekBench 6, 5 mobile
• 3DMark

• Atom Z3580 specs and review.