AMD RX-421ND vs Intel Celeron J4125

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD RX-421ND or AMD RX-421ND – 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 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.
The Intel Celeron J4125 features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q4/2019 and belongs to the 9 generation of the Intel Celeron series.
To use the Intel Celeron J4125, you'll need a motherboard with a BGA 1090 socket.
AMD RX 1st Gen. Group Intel Celeron J4000/N4000/N5000
1 Generation 9
AMD RX-421ND Name Intel Celeron J4125
Mobile Segment Mobile
AMD R Family Intel Celeron
 
 

CPU Cores and Base Frequency

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.
The Intel Celeron J4125 has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Celeron J4125 is 2.0 GHz
and turbo frequency for one core is 2.7 GHz.
None None 2.7 GHz
3.4 GHz Turbo Frequency (1 core) 2.7 GHz
normal Core architecture normal
2.1 GHz Frequency 2.0 GHz
4 CPU Cores 4
No Overclocking No
No Hyperthreading No
4x Cores 4x
4 Threads 4
 
 

Internal Graphics

The AMD RX-421ND does not have integrated graphics.
The Intel Celeron J4125 has integrated graphics, called iGPU for short.
Specifically, the Intel Celeron J4125 uses the Intel UHD Graphics 600, which has 96 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- GPU (Turbo) 0.75 GHz
-- Technology 14 nm
-- Direct X 12
0 bytes Max. GPU Memory 8.0 GB
-- Execution units 12
-- Release date Q4/2017
GPU name Intel UHD Graphics 600
-- Shaders 96
-- GPU frequency 0.25 GHz
-- Generation 9.5
-- Max. displays --
 
 

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

Memory & PCIe

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.
DDR3-2133, DDR4-2400 Memory type DDR4-2400, LPDDR4-2400
-- Bandwidth 38.4 GB/s
Yes AES-NI Yes
Yes ECC No
pci PCIe pci
0 bytes Max. Memory 8.0 GB
2 Memory channels 2
 
 

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.
The processor has a thermal design power (TDP) of 10 W watts.
12 W TDP down None
35 W TDP (PL1 / PBP) 10 W
90 °C Tjunction max 105 °C
 
 

Technical details

The AMD RX-421ND is manufactured using a 28 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 Celeron J4125 is manufactured using a 10 nm process.
In total, this processor boasts a generous 4.0 MB cache.
AMD-V, AMD-Vt Virtualization VT-x, VT-x EPT, VT-d
28 nm Technology 10 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4 ISA extensions SSE4.1, SSE4.2
RE421NAAY43KA Part Number --
-- Chip design Monolithic
Q4/2015 Release date Q4/2019
-- Release price --
2.0 MB L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 4.0 MB
FP4 Socket BGA 1090
Operating systems Windows 10, Linux, Windows 11
Merlin Falcon (Excavator) Architecture Gemini Lake