Intel Core i5-2405S vs Intel Core i3-12100E

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CPU comparison with benchmarks


Intel Core i5-2405S CPU1 vs CPU2 Intel Core i3-12100E
Intel Core i5-2405S Intel Core i3-12100E

CPU comparison

Intel Core i5-2405S or Intel Core i3-12100E - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i5-2405S has 4 cores with 4 threads and clocks with a maximum frequency of 3.30 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i5-2405S was released in Q2/2011.

The Intel Core i3-12100E has 4 cores with 8 threads and clocks with a maximum frequency of 4.20 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Core i3-12100E was released in Q1/2022.
Intel Core i5 (331) Family Intel Core i3 (205)
Intel Core i 2000 (28) CPU group Intel Core i 12000 (34)
2 Generation 12
Sandy Bridge S Architecture Alder Lake S
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor Intel Core i3-13100E

CPU Cores and Base Frequency

The Intel Core i5-2405S is a 4 core processor with a clock frequency of 2.50 GHz (3.30 GHz). The Intel Core i3-12100E has 4 CPU cores with a clock frequency of 3.20 GHz (4.20 GHz).

Intel Core i5-2405S Characteristic Intel Core i3-12100E
4 Cores 4
4 Threads 8
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.50 GHz Frequency 3.20 GHz
3.30 GHz Turbo Frequency (1 Core) 4.20 GHz
-- Turbo Frequency (All Cores) 3.80 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i5-2405S Characteristic Intel Core i3-12100E
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel HD Graphics 3000 GPU Intel UHD Graphics 730
0.85 GHz GPU frequency 0.30 GHz
1.10 GHz GPU (Turbo) 1.40 GHz
6 GPU Generation 12
32 nm Technology 14 nm
2 Max. displays 3
12 Compute units 24
96 Shader 192
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 64 GB
10.1 DirectX Version 12

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.

Intel HD Graphics 3000 GPU Intel UHD Graphics 730
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i5-2405S supports a maximum of 32 GB of memory in 2 memory channels. The Intel Core i3-12100E can connect up to 128 GB of memory in 2 memory channels.

Intel Core i5-2405S Characteristic Intel Core i3-12100E
DDR3-1333 Memory DDR5-4800, DDR4-3200
32 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache 5.00 MB
6.00 MB L3 Cache 12.00 MB
2.0 PCIe version 5.0
16 PCIe lanes 20
8.0 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i5-2405S has a TDP of 65 W, that of the Intel Core i3-12100E is 60 W.

Intel Core i5-2405S Characteristic Intel Core i3-12100E
65 W TDP (PL1 / PBP) 60 W
-- TDP (PL2) 89 W
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Core i5-2405S has a 6.00 MB cache, while the Intel Core i3-12100E cache has a total of 17.00 MB.

Intel Core i5-2405S Characteristic Intel Core i3-12100E
32 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
LGA 1155 Socket LGA 1700
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2011 Release date Q1/2022
-- Release price 125 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i5-2405S (35%)
Intel Core i3-12100E (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i5-2405S (26%)
Intel Core i3-12100E (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-2405S Intel Core i5-2405S
4C 4T @ 3.30 GHz
676 (42%)
Intel Core i3-12100E Intel Core i3-12100E
4C 8T @ 4.20 GHz
1594 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-2405S Intel Core i5-2405S
4C 4T @ 2.50 GHz
1942 (33%)
Intel Core i3-12100E Intel Core i3-12100E
4C 8T @ 3.80 GHz
5884 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i5-2405S Intel Core i5-2405S
4C 4T @ 3.30 GHz
578 (27%)
Intel Core i3-12100E Intel Core i3-12100E
4C 8T @ 4.20 GHz
2119 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i5-2405S Intel Core i5-2405S
4C 4T @ 2.50 GHz
1556 (22%)
Intel Core i3-12100E Intel Core i3-12100E
4C 8T @ 3.80 GHz
6984 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-2405S Intel Core i5-2405S
Intel HD Graphics 3000 @ 1.10 GHz
211 (39%)
Intel Core i3-12100E Intel Core i3-12100E
Intel UHD Graphics 730 @ 1.40 GHz
538 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i5-2405S Intel Core i5-2405S
4C 4T @ 2.50 GHz
2982 (23%)
Intel Core i3-12100E Intel Core i3-12100E
4C 8T @ 3.80 GHz
13025 (100%)

Devices using this processor

Intel Core i5-2405S Intel Core i3-12100E
Unknown Unknown

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