Intel Atom Z2420 vs Intel Core i5-12400

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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.
Intel Atom Family Intel Core i5
Mobile Segment Desktop / Server
Intel Atom Z2420 Name Intel Core i5-12400
Intel Atom Z2400/Z2600 Group Intel Core i 12000
3 Generation 12
 
 

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.
1x Cores 6x Golden Cove
None None 4.0 GHz
1.2 GHz Frequency 2.5 GHz
1 CPU Cores 6
Yes Hyperthreading Yes
2 Threads 12
normal Core architecture normal
No Overclocking No
None None 4.4 GHz
 
 

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.
-- GPU (Turbo) 1.45 GHz
Q1/2008 Release date Q1/2021
1 Execution units 24
10.1 Direct X 12
-- Max. displays --
-- Shaders 192
PowerVR SGX540 GPU name Intel UHD Graphics 730
0.4 GHz GPU frequency 0.3 GHz
0 bytes Max. GPU Memory 64.0 GB
-- Generation 12
45 nm Technology 14 nm
 
 

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

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.
No AES-NI Yes
1.0 GB Max. Memory 128.0 GB
6.4 GB/s Bandwidth 76.8 GB/s
LPDDR2-800 Memory type DDR4-3200, DDR5-4800
pci PCIe pci
2 Memory channels 2
No ECC No
 
 

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.
None TDP (PL2) 117 W
3 W TDP (PL1 / PBP) 65 W
90 °C Tjunction max 100 °C
 
 

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.
Technical data sheet Documents Technical data sheet
Q1/2013 Release date Q1/2022
BGA 617 Socket LGA 1700
512.0 KB L2-Cache 7.5 MB
0 bytes L3-Cache 18.0 MB
Operating systems Windows 10, Linux, Windows 11
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
Penwell Architecture Alder Lake S
None Virtualization VT-x, VT-x EPT, VT-d
-- Release price 192 $
SSE3, MMX, SSSE3 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
Monolithic Chip design Monolithic
32 nm Technology 10 nm