Intel Core i3-3120M vs Intel Celeron 4305U

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CPU comparison with benchmarks


Intel Core i3-3120M CPU1 vs CPU2 Intel Celeron 4305U
Intel Core i3-3120M Intel Celeron 4305U

CPU comparison

Intel Core i3-3120M or Intel Celeron 4305U - 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 i3-3120M has 2 cores with 4 threads and clocks with a maximum frequency of 2.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i3-3120M was released in Q3/2012.

The Intel Celeron 4305U has 2 cores with 2 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Celeron 4305U was released in Q2/2019.
Intel Core i3 (205) Family Intel Celeron (165)
Intel Core i 3000M (29) CPU group Intel Celeron 4000 (3)
3 Generation 8
Ivy Bridge H Architecture Whiskey Lake U
Mobile Segment Mobile
-- Predecessor --
-- Successor Intel Celeron 5305U

CPU Cores and Base Frequency

The Intel Core i3-3120M is a 2 core processor with a clock frequency of 2.50 GHz. The Intel Celeron 4305U has 2 CPU cores with a clock frequency of 2.20 GHz.

Intel Core i3-3120M Characteristic Intel Celeron 4305U
2 Cores 2
4 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz Frequency 2.20 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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 i3-3120M Characteristic Intel Celeron 4305U
-- 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 4000 GPU Intel UHD Graphics 610
0.65 GHz GPU frequency 0.30 GHz
1.10 GHz GPU (Turbo) 0.90 GHz
7 GPU Generation 9.5
22 nm Technology 14 nm
3 Max. displays 3
16 Compute units 12
128 Shader 96
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 32 GB
11.0 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 4000 GPU Intel UHD Graphics 610
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 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i3-3120M supports a maximum of 32 GB of memory in 2 memory channels. The Intel Celeron 4305U can connect up to 64 GB of memory in 2 memory channels.

Intel Core i3-3120M Characteristic Intel Celeron 4305U
DDR3-1600 Memory LPDDR3-1866, DDR4-2133
32 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 34.1 GB/s
No ECC No
-- L2 Cache --
3.00 MB L3 Cache 2.00 MB
2.0 PCIe version 3.0
16 PCIe lanes 16
8.0 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-3120M has a TDP of 35 W, that of the Intel Celeron 4305U is 15 W.

Intel Core i3-3120M Characteristic Intel Celeron 4305U
35 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 12.5 W
105 °C Tjunction max. 100 °C

Technical details

The Intel Core i3-3120M has a 3.00 MB cache, while the Intel Celeron 4305U cache has a total of 2.00 MB.

Intel Core i3-3120M Characteristic Intel Celeron 4305U
22 nm Technology 14 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
PGA 988 Socket BGA 1528
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
Q3/2012 Release date Q2/2019
-- Release price 107 $
show more data show more data


Rate these processors

Here you can rate the Intel Core i3-3120M to help other visitors make their purchasing decisions. The average rating is 3.0 stars (1 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i3-3120M (89%)
Intel Celeron 4305U (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i3-3120M (98%)
Intel Celeron 4305U (98%)

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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
508 (89%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
570 (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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
1136 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
1076 (95%)

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 i3-3120M Intel Core i3-3120M
Intel HD Graphics 4000 @ 1.10 GHz
282 (100%)
Intel Celeron 4305U Intel Celeron 4305U
Intel UHD Graphics 610 @ 0.90 GHz
173 (61%)

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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
1682 (96%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
1746 (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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
439 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
927 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
613 (100%)
Intel Celeron 4305U Intel Celeron 4305U
2C 2T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Core i3-3120M Intel Celeron 4305U
Unknown Unknown

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