Intel Atom Z3740 vs AMD EPYC Embedded 3451

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom Z3740 or Intel Atom Z3740 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Atom Z3740 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q3/2013 and belongs to the 4 generation of the Intel Atom series.
To use the Intel Atom Z3740, you'll need a motherboard with a BGA 1380 socket.
The AMD EPYC Embedded 3451 features 16 processor cores and has the capability to manage 32 threads concurrently.
It was released in Q1/2018 and belongs to the 1 generation of the AMD EPYC series.
To use the AMD EPYC Embedded 3451, you'll need a motherboard with a SP4 socket.
4 Generation 1
Intel Atom Family AMD EPYC
Intel Atom Z3700 Group AMD EPYC Embedded 3000
Intel Atom Z3740 Name AMD EPYC Embedded 3451
Mobile Segment Desktop / Server
 
 

CPU Cores and Base Frequency

The Intel Atom Z3740 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom Z3740 is 1.33 GHz
and turbo frequency for one core is 1.86 GHz.
The AMD EPYC Embedded 3451 has 16 CPU cores and can calculate 32 threads in parallel.
The clock frequency of the AMD EPYC Embedded 3451 is 2.14 GHz
and turbo frequency for one core is 3.0 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4 CPU Cores 16
4 Threads 32
1.86 GHz Turbo Frequency (1 core) 3.0 GHz
1.33 GHz Frequency 2.14 GHz
4x Cores 16x
normal Core architecture normal
No Overclocking Yes
No Hyperthreading Yes
 
 

Internal Graphics

The Intel Atom Z3740 has integrated graphics, called iGPU for short.
Specifically, the Intel Atom Z3740 uses the Intel HD Graphics (Bay Trail GT1), which has 32 texture shaders
and 4 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD EPYC Embedded 3451 does not have integrated graphics.
7 Generation --
Q3/2013 Release date --
-- Max. displays --
4 Execution units --
32 Shaders --
0.67 GHz GPU (Turbo) --
0.31 GHz GPU frequency --
22 nm Technology --
Intel HD Graphics (Bay Trail GT1) GPU name
2.0 GB Max. GPU Memory 0 bytes
11.2 Direct X --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
Decode JPEG --
Decode / Encode h264 --
No AV1 --
No VP9 --
No h265 / HEVC (10 bit) --
Decode / Encode AVC --
No h265 / HEVC (8 bit) --
No VP8 --
Decode VC-1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 4.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 17.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 1.0 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.3 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 4
4.0 GB Max. Memory 1.0 TB
LPDDR3-1066 Memory type DDR4-2666
Yes AES-NI Yes
17.1 GB/s Bandwidth 85.3 GB/s
No ECC Yes
pci PCIe pci
 
 

Thermal Management

The processor has a thermal design power (TDP) of 4 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 100 W watts.
4 W TDP (PL1 / PBP) 100 W
90 °C Tjunction max 105 °C
None TDP down 80 W
 
 

Technical details

The Intel Atom Z3740 is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD EPYC Embedded 3451 is manufactured using a 14 nm process.
In total, this processor boasts a generous 32.0 MB cache.
Q3/2013 Release date Q1/2018
Bay Trail Architecture Snowy Owl (Zen)
Technical data sheet Documents Technical data sheet
VT-x, VT-x EPT Virtualization AMD-V, SVM
Monolithic Chip design Chiplet
2.0 MB L3-Cache 32.0 MB
SSE4.1, SSE4.2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
22 nm Technology 14 nm
BGA 1380 Socket SP4
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
-- Release price --
Operating systems Windows 10, Linux
0 bytes L2-Cache 8.0 MB