Intel Core i3-3120M vs MediaTek Dimensity 800

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CPU comparison with benchmarks


Intel Core i3-3120M CPU1 vs CPU2 MediaTek Dimensity 800
Intel Core i3-3120M MediaTek Dimensity 800

CPU comparison

Intel Core i3-3120M or MediaTek Dimensity 800 - 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 MediaTek Dimensity 800 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The MediaTek Dimensity 800 was released in Q2/2020.
Intel Core i3 (205) Family Mediatek Dimensity (36)
Intel Core i 3000M (29) CPU group MediaTek Dimensity 700/720/800 (4)
3 Generation 1
Ivy Bridge H Architecture Cortex-A76 / Cortex-A55
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-3120M is a 2 core processor with a clock frequency of 2.50 GHz. The MediaTek Dimensity 800 has 8 CPU cores with a clock frequency of 2.00 GHz.

Intel Core i3-3120M Characteristic MediaTek Dimensity 800
2 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
2.50 GHz A-Core 2.00 GHz
4x Cortex-A76
-- B-Core 2.00 GHz
4x Cortex-A55

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i3-3120M Characteristic MediaTek Dimensity 800
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 ARM Mali-G57 MP3
0.65 GHz GPU frequency 0.95 GHz
1.10 GHz GPU (Turbo) --
7 GPU Generation Vallhall 1
22 nm Technology 7 nm
3 Max. displays 2
16 Compute units 3
128 Shader 48
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 4 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 ARM Mali-G57 MP3
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 / Encode
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 MediaTek Dimensity 800 can connect up to GB of memory in 2 memory channels.

Intel Core i3-3120M Characteristic MediaTek Dimensity 800
DDR3-1600 Memory LPDDR4X-4266
32 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
3.00 MB L3 Cache --
2.0 PCIe version --
16 PCIe lanes --
8.0 GB/s PCIe Bandwidth --

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 MediaTek Dimensity 800 is --.

Intel Core i3-3120M Characteristic MediaTek Dimensity 800
35 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
105 °C Tjunction max. --

Technical details

The Intel Core i3-3120M has a 3.00 MB cache, while the MediaTek Dimensity 800 cache has a total of 0.00 MB.

Intel Core i3-3120M Characteristic MediaTek Dimensity 800
22 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions --
PGA 988 Socket --
VT-x, VT-x EPT Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q3/2012 Release date Q2/2020
-- Release price --
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 2.7 stars (3 ratings). Rate now:
Here you can rate the MediaTek Dimensity 800 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-3120M (83%)
MediaTek Dimensity 800 (99%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i3-3120M (45%)
MediaTek Dimensity 800 (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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
508 (100%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
497 (98%)

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 (52%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
2176 (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 (65%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
675 (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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
927 (41%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
2280 (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 i3-3120M Intel Core i3-3120M
Intel HD Graphics 4000 @ 1.10 GHz
282 (77%)
MediaTek Dimensity 800 MediaTek Dimensity 800
ARM Mali-G57 MP3 @ 0.95 GHz
365 (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 i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
1682 (42%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
4051 (100%)

AnTuTu 9 Benchmark

The AnTuTu 9 benchmark is very well suited to measuring the performance of a smartphone. AnTuTu 9 is quite heavy on 3D graphics and can now also use the "Metal" graphics interface. In AnTuTu, memory and UX (user experience) are also tested by simulating browser and app usage. AnTuTu version 9 can compare any ARM CPU running on Android or iOS. Devices may not be directly comparable when benchmarked on different operating systems.

In the AnTuTu 9 benchmark, the single-core performance of a processor is only slightly weighted. The rating is made up of the multi-core performance of the processor, the speed of the working memory, and the performance of the internal graphics.
Intel Core i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
0 (0%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
352340 (100%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
Intel Core i3-3120M Intel Core i3-3120M
2C 4T @ 2.50 GHz
0 (0%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
308468 (100%)

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%)
MediaTek Dimensity 800 MediaTek Dimensity 800
8C 8T @ 2.00 GHz
0 (0%)

Devices using this processor

Intel Core i3-3120M MediaTek Dimensity 800
Unknown Unknown

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