Intel Core i5-12400T vs AMD RX-421ND

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-12400T or Intel Core i5-12400T – 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 Core i5-12400T 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 i5-12400T, you'll need a motherboard with a LGA 1700 socket.
The AMD RX-421ND features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q4/2015 and belongs to the 1 generation of the AMD R series.
To use the AMD RX-421ND, you'll need a motherboard with a FP4 socket.
Desktop / Server Segment Mobile
12 Generation 1
Intel Core i5 Family AMD R
Intel Core i 12000 Group AMD RX 1st Gen.
Intel Core i5-12400T Name AMD RX-421ND
 
 

CPU Cores and Base Frequency

The Intel Core i5-12400T has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Core i5-12400T is 1.8 GHz
and turbo frequency for one core is 4.2 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The AMD RX-421ND has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the AMD RX-421ND is 2.1 GHz
and turbo frequency for one core is 3.4 GHz.
12 Threads 4
normal Core architecture normal
4.2 GHz Turbo Frequency (1 core) 3.4 GHz
Yes Hyperthreading No
6 CPU Cores 4
6x Golden Cove Cores 4x
3.0 GHz Turbo Frequency (all cores) None
No Overclocking No
1.8 GHz Frequency 2.1 GHz
 
 

Internal Graphics

The Intel Core i5-12400T has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-12400T uses the Intel UHD Graphics 730, which has 192 texture shaders
and 24 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The AMD RX-421ND does not have integrated graphics.
12 Generation --
192 Shaders --
-- Max. displays --
0.3 GHz GPU frequency --
1.45 GHz GPU (Turbo) --
24 Execution units --
64.0 GB Max. GPU Memory 0 bytes
12 Direct X --
14 nm Technology --
Intel UHD Graphics 730 GPU name
Q1/2021 Release date --
 
 

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 / Encode AVC --
Decode AV1 --
Decode / Encode VP8 --
Decode / Encode JPEG --
Decode / Encode h264 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode VP9 --
Decode VC-1 --
 
 

Memory & PCIe

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.
128.0 GB Max. Memory 0 bytes
2 Memory channels 2
pci PCIe pci
DDR4-3200, DDR5-4800 Memory type DDR3-2133, DDR4-2400
Yes AES-NI Yes
No ECC Yes
76.8 GB/s Bandwidth --
 
 

Thermal Management

The processor has a thermal design power (TDP) of 35 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.
100 °C Tjunction max 90 °C
None TDP down 12 W
74 W TDP (PL2) None
35 W TDP (PL1 / PBP) 35 W
 
 

Technical details

The Intel Core i5-12400T is manufactured using a 10 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 18.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD RX-421ND is manufactured using a 28 nm process.
-- Part Number RE421NAAY43KA
LGA 1700 Socket FP4
192 $ Release price --
Technical data sheet Documents Technical data sheet
7.5 MB L2-Cache 2.0 MB
Windows 10, Linux, Windows 11 Operating systems
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
Monolithic Chip design --
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
VT-x, VT-x EPT, VT-d Virtualization AMD-V, AMD-Vt
Alder Lake S Architecture Merlin Falcon (Excavator)
18.0 MB L3-Cache 0 bytes
10 nm Technology 28 nm
Q1/2022 Release date Q4/2015