Intel Core i3-8145UE vs MediaTek Dimensity 820

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CPU comparison with benchmarks


Intel Core i3-8145UE CPU1 vs CPU2 MediaTek Dimensity 820
Intel Core i3-8145UE MediaTek Dimensity 820

CPU comparison

Intel Core i3-8145UE or MediaTek Dimensity 820 - 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 i3-8145UE has 2 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i3-8145UE was released in Q2/2019.

The MediaTek Dimensity 820 has 8 cores with 8 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The MediaTek Dimensity 820 was released in Q2/2020.
Intel Core i3 (205) Family Mediatek Dimensity (36)
Intel Core i 8000U (WL) (8) CPU group MediaTek Dimensity 820 (1)
8 Generation 1
Whiskey Lake U Architecture Cortex-A76 / Cortex-A55
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-8145UE is a 2 core processor with a clock frequency of 2.20 GHz (3.90 GHz). The MediaTek Dimensity 820 has 8 CPU cores with a clock frequency of 2.60 GHz.

Intel Core i3-8145UE Characteristic MediaTek Dimensity 820
2 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
2.20 GHz (3.90 GHz) A-Core 2.60 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 i3-8145UE Characteristic MediaTek Dimensity 820
-- 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 UHD Graphics 620 GPU ARM Mali-G57 MP5
0.30 GHz GPU frequency 0.90 GHz
1.00 GHz GPU (Turbo) --
9.5 GPU Generation Vallhall 1
14 nm Technology 7 nm
3 Max. displays 2
24 Compute units 5
192 Shader 80
No Hardware Raytracing No
No Frame Generation No
16 GB Max. GPU Memory 4 GB
12 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 UHD Graphics 620 GPU ARM Mali-G57 MP5
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode / Encode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i3-8145UE supports a maximum of 64 GB of memory in 2 memory channels. The MediaTek Dimensity 820 can connect up to 16 GB of memory in 2 memory channels.

Intel Core i3-8145UE Characteristic MediaTek Dimensity 820
LPDDR3-2133, DDR4-2400 Memory LPDDR4X-4266
64 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 17.2 GB/s
Yes ECC No
-- L2 Cache --
4.00 MB L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-8145UE has a TDP of 15 W, that of the MediaTek Dimensity 820 is --.

Intel Core i3-8145UE Characteristic MediaTek Dimensity 820
15 W TDP (PL1 / PBP) --
-- TDP (PL2) --
25 W TDP up --
12.5 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i3-8145UE has a 4.00 MB cache, while the MediaTek Dimensity 820 cache has a total of 0.00 MB.

Intel Core i3-8145UE Characteristic MediaTek Dimensity 820
14 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions --
BGA 1528 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q2/2019 Release date Q2/2020
281 $ Release price --
show more data show more data


Rate these processors

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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-8145UE (100%)
MediaTek Dimensity 820 (65%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i3-8145UE (91%)
MediaTek Dimensity 820 (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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 3.90 GHz
1036 (100%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
646 (62%)

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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 2.20 GHz
2102 (86%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
2432 (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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 3.90 GHz
1218 (100%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
820 (67%)

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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 2.20 GHz
2356 (94%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
2512 (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 i3-8145UE Intel Core i3-8145UE
Intel UHD Graphics 620 @ 1.00 GHz
384 (67%)
MediaTek Dimensity 820 MediaTek Dimensity 820
ARM Mali-G57 MP5 @ 0.90 GHz
576 (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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 2.20 GHz
4070 (92%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
4401 (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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 2.20 GHz
0 (0%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
447630 (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 i3-8145UE Intel Core i3-8145UE
2C 4T @ 2.20 GHz
0 (0%)
MediaTek Dimensity 820 MediaTek Dimensity 820
8C 8T @ 2.60 GHz
407964 (100%)

Devices using this processor

Intel Core i3-8145UE MediaTek Dimensity 820
Unknown Unknown

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