Intel Core i5-661 vs Intel Celeron J4125

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-661 or Intel Core i5-661 – 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 i5-661 features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2010 and belongs to the 1 generation of the Intel Core i5 series.
To use the Intel Core i5-661, you'll need a motherboard with a LGA 1156 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.
Desktop / Server Segment Mobile
Intel Core i5-661 Name Intel Celeron J4125
Intel Core i5 Family Intel Celeron
1 Generation 9
Intel Core i5 600 Group Intel Celeron J4000/N4000/N5000
 
 

CPU Cores and Base Frequency

The Intel Core i5-661 has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-661 is 3.33 GHz
and turbo frequency for one core is 3.6 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.
3.6 GHz Turbo Frequency (1 core) 2.7 GHz
No Overclocking No
normal Core architecture normal
3.33 GHz Frequency 2.0 GHz
4 Threads 4
None None 2.7 GHz
Yes Hyperthreading No
2 CPU Cores 4
2x Cores 4x
 
 

Internal Graphics

The Intel Core i5-661 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-661 uses the Intel HD Graphics (Westmere), which has 24 texture shaders
and 12 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
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
0.5 GHz GPU frequency 0.25 GHz
Q1/2010 Release date Q4/2017
10.1 Direct X 12
Intel HD Graphics (Westmere) GPU name Intel UHD Graphics 600
32 nm Technology 14 nm
-- Max. displays --
24 Shaders 96
2.0 GB Max. GPU Memory 8.0 GB
12 Execution units 12
5 Generation 9.5
0.9 GHz GPU (Turbo) 0.75 GHz
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 16.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 21.0 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.
2 Memory channels 2
16.0 GB Max. Memory 8.0 GB
pci PCIe pci
Yes AES-NI Yes
No ECC No
21.0 GB/s Bandwidth 38.4 GB/s
DDR3-1066, DDR3-1333 Memory type DDR4-2400, LPDDR4-2400
 
 

Thermal Management

The processor has a thermal design power (TDP) of 73 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.
-- Tjunction max 105 °C
73 W TDP (PL1 / PBP) 10 W
 
 

Technical details

The Intel Core i5-661 is manufactured using a 32 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 MB cache.
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.
Q1/2010 Release date Q4/2019
-- Part Number --
512.0 KB L2-Cache 0 bytes
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2
Monolithic Chip design Monolithic
Clarkdale Architecture Gemini Lake
32 nm Technology 10 nm
LGA 1156 Socket BGA 1090
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
177 $ Release price --
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
4.0 MB L3-Cache 4.0 MB