Intel Atom Z2420 vs Intel Core i5-12400

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom Z2420 or Intel Atom Z2420 – 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 Z2420 features 1 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q1/2013 and belongs to the 3 generation of the Intel Atom series.
To use the Intel Atom Z2420, you'll need a motherboard with a BGA 617 socket.
The Intel Core i5-12400 features 6 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q1/2022 and belongs to the 12 generation of the Intel Core i5 series.
To use the Intel Core i5-12400, you'll need a motherboard with a LGA 1700 socket.
3 Generation 12
Intel Atom Family Intel Core i5
Intel Atom Z2400/Z2600 Group Intel Core i 12000
Intel Atom Z2420 Name Intel Core i5-12400
Mobile Segment Desktop / Server
 
 

CPU Cores and Base Frequency

The Intel Atom Z2420 has 1 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Atom Z2420 is 1.2 GHz
The processor has one core only.
The Intel Core i5-12400 has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i5-12400 is 2.5 GHz
and turbo frequency for one core is 4.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
None None 4.4 GHz
2 Threads 12
1.2 GHz Frequency 2.5 GHz
1x Cores 6x Golden Cove
Yes Hyperthreading Yes
None None 4.0 GHz
1 CPU Cores 6
normal Core architecture normal
No Overclocking No
 
 

Internal Graphics

The Intel Atom Z2420 has integrated graphics, called iGPU for short.
and 1 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i5-12400 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-12400 uses the Intel UHD Graphics 730, which has 192 texture shaders
and 24 execution units.
-- Generation 12
Q1/2008 Release date Q1/2021
-- Max. displays --
1 Execution units 24
-- Shaders 192
-- GPU (Turbo) 1.45 GHz
0.4 GHz GPU frequency 0.3 GHz
45 nm Technology 14 nm
PowerVR SGX540 GPU name Intel UHD Graphics 730
0 bytes Max. GPU Memory 64.0 GB
10.1 Direct X 12
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 1.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 6.4 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 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 2
1.0 GB Max. Memory 128.0 GB
LPDDR2-800 Memory type DDR4-3200, DDR5-4800
No AES-NI Yes
6.4 GB/s Bandwidth 76.8 GB/s
No ECC No
pci PCIe pci
 
 

Thermal Management

The processor has a thermal design power (TDP) of 3 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 65 W watts.
3 W TDP (PL1 / PBP) 65 W
90 °C Tjunction max 100 °C
None TDP (PL2) 117 W
 
 

Technical details

The Intel Atom Z2420 is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-12400 is manufactured using a 10 nm process.
In total, this processor boasts a generous 18.0 MB cache.
Q1/2013 Release date Q1/2022
Penwell Architecture Alder Lake S
Technical data sheet Documents Technical data sheet
None Virtualization VT-x, VT-x EPT, VT-d
Monolithic Chip design Monolithic
0 bytes L3-Cache 18.0 MB
SSE3, MMX, SSSE3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
32 nm Technology 10 nm
BGA 617 Socket LGA 1700
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
-- Release price 192 $
Operating systems Windows 10, Linux, Windows 11
512.0 KB L2-Cache 7.5 MB