Intel Atom Z3795 vs Intel Celeron N4020C

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom Z3795 or Intel Atom Z3795 – 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 Z3795 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2014 and belongs to the 4 generation of the Intel Atom series.
To use the Intel Atom Z3795, you'll need a motherboard with a BGA 1380 socket.
The Intel Celeron N4020C features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q1/2021 and belongs to the 9 generation of the Intel Celeron series.
To use the Intel Celeron N4020C, you'll need a motherboard with a BGA 1090 socket.
Mobile Segment Mobile
Intel Atom Z3700 Group Intel Celeron J4000/N4000/N5000
Intel Atom Family Intel Celeron
4 Generation 9
Intel Atom Z3795 Name Intel Celeron N4020C
 
 

CPU Cores and Base Frequency

The Intel Atom Z3795 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Atom Z3795 is 1.59 GHz
and turbo frequency for one core is 2.39 GHz.
The Intel Celeron N4020C has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Celeron N4020C is 1.1 GHz
and turbo frequency for one core is 2.8 GHz.
4x Cores 2x
2.39 GHz Turbo Frequency (1 core) 2.8 GHz
No Hyperthreading No
4 CPU Cores 2
No Overclocking No
None None 2.8 GHz
4 Threads 2
normal Core architecture normal
1.59 GHz Frequency 1.1 GHz
 
 

Internal Graphics

The Intel Atom Z3795 has integrated graphics, called iGPU for short.
Specifically, the Intel Atom Z3795 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 Intel Celeron N4020C has integrated graphics, called iGPU for short.
Specifically, the Intel Celeron N4020C uses the Intel UHD Graphics 600, which has 96 texture shaders
and 12 execution units.
32 Shaders 96
-- Max. displays --
0.31 GHz GPU frequency 0.2 GHz
22 nm Technology 14 nm
11.2 Direct X 12
2.0 GB Max. GPU Memory 8.0 GB
Q3/2013 Release date Q4/2017
7 Generation 9.5
4 Execution units 12
0.78 GHz GPU (Turbo) 0.65 GHz
Intel HD Graphics (Bay Trail GT1) GPU name Intel UHD Graphics 600
 
 

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

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 8.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
LPDDR3-1066 Memory type DDR4-2400, LPDDR4-2400
pci PCIe pci
No ECC No
Yes AES-NI Yes
2 Memory channels 2
17.1 GB/s Bandwidth 38.4 GB/s
4.0 GB Max. Memory 8.0 GB
 
 

Thermal Management

The processor has a thermal design power (TDP) of 3.5 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 6 W watts.
None TDP down 4.8 W
90 °C Tjunction max 105 °C
3.5 W TDP (PL1 / PBP) 6 W
 
 

Technical details

The Intel Atom Z3795 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 Intel Celeron N4020C is manufactured using a 10 nm process.
In total, this processor boasts a generous 4.0 MB cache.
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
22 nm Technology 10 nm
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
Operating systems Windows 10, Linux, Windows 11
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
BGA 1380 Socket BGA 1090
Q1/2014 Release date Q1/2021
40 $ Release price --
0 bytes L2-Cache 0 bytes
Bay Trail Architecture Gemini Lake
Monolithic Chip design Monolithic
2.0 MB L3-Cache 4.0 MB