HiSilicon Kirin 820 5G vs Samsung Exynos 3250

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CPU comparison with benchmarks


HiSilicon Kirin 820 5G CPU1 vs CPU2 Samsung Exynos 3250
HiSilicon Kirin 820 5G Samsung Exynos 3250

CPU comparison

HiSilicon Kirin 820 5G or Samsung Exynos 3250 - 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 HiSilicon Kirin 820 5G has 8 cores with 8 threads and clocks with a maximum frequency of 2.36 GHz. Up to GB of memory is supported in 4 memory channels. The HiSilicon Kirin 820 5G was released in Q2/2019.

The Samsung Exynos 3250 has 2 cores with 2 threads and clocks with a maximum frequency of 1.00 GHz. The CPU supports up to GB of memory in 0 memory channels. The Samsung Exynos 3250 was released in 2014.
HiSilicon Kirin (29) Family Samsung Exynos (47)
HiSilicon Kirin 810/820 (3) CPU group Samsung Exynos 3200 (1)
6 Generation 3
Cortex-A76 / Cortex-A55 Architecture Cortex-A7
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The HiSilicon Kirin 820 5G is a 8 core processor with a clock frequency of 2.36 GHz. The Samsung Exynos 3250 has 2 CPU cores with a clock frequency of 1.00 GHz.

HiSilicon Kirin 820 5G Characteristic Samsung Exynos 3250
8 Cores 2
8 Threads 2
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.36 GHz
4x Cortex-A76
A-Core 1.00 GHz
2x Cortex-A7
1.84 GHz
4x Cortex-A55
B-Core --

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.

HiSilicon Kirin 820 5G Characteristic Samsung Exynos 3250
HUAWEI HiAI 2.0 AI hardware --
Da Vinci Architecture. Ascend D110 Lite 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.

ARM Mali-G57 MP6 GPU ARM Mali-400 MP2
0.85 GHz GPU frequency 0.45 GHz
-- GPU (Turbo) --
Vallhall 1 GPU Generation Utgard
7 nm Technology 28nm
2 Max. displays 1
6 Compute units 2
96 Shader 32
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory --
12 DirectX Version 0

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.

ARM Mali-G57 MP6 GPU ARM Mali-400 MP2
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC No
Decode / Encode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The HiSilicon Kirin 820 5G supports a maximum of GB of memory in 4 memory channels. The Samsung Exynos 3250 can connect up to GB of memory in 0 memory channels.

HiSilicon Kirin 820 5G Characteristic Samsung Exynos 3250
LPDDR4X-2133 Memory LPDDR2-400
Max. Memory
4 (Quad Channel) Memory channels 0
-- Max. Bandwidth --
No ECC No
-- L2 Cache --
2.00 MB L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The HiSilicon Kirin 820 5G has a TDP of 6 W, that of the Samsung Exynos 3250 is --.

HiSilicon Kirin 820 5G Characteristic Samsung Exynos 3250
6 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The HiSilicon Kirin 820 5G has a 2.00 MB cache, while the Samsung Exynos 3250 cache has a total of 0.00 MB.

HiSilicon Kirin 820 5G Characteristic Samsung Exynos 3250
7 nm Technology 28 nm
Chiplet Chip design Unknown
Armv8-A (64 bit) Instruction set (ISA) Armv7-A (32 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
No AES-NI No
Android Operating systems Android
Q2/2019 Release date 2014
-- Release price --
show more data show more data


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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.
HiSilicon Kirin 820 5G HiSilicon Kirin 820 5G
ARM Mali-G57 MP6 @ 0.85 GHz
653 (100%)
Samsung Exynos 3250 Samsung Exynos 3250
ARM Mali-400 MP2 @ 0.45 GHz
8 (1%)

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.
HiSilicon Kirin 820 5G HiSilicon Kirin 820 5G
8C 8T @ 2.36 GHz
641 (100%)
Samsung Exynos 3250 Samsung Exynos 3250
2C 2T @ 1.00 GHz
0 (0%)

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.
HiSilicon Kirin 820 5G HiSilicon Kirin 820 5G
8C 8T @ 2.36 GHz
2429 (100%)
Samsung Exynos 3250 Samsung Exynos 3250
2C 2T @ 1.00 GHz
0 (0%)

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.
HiSilicon Kirin 820 5G HiSilicon Kirin 820 5G
8C 8T @ 2.36 GHz
384634 (100%)
Samsung Exynos 3250 Samsung Exynos 3250
2C 2T @ 1.00 GHz
0 (0%)

Devices using this processor

HiSilicon Kirin 820 5G Samsung Exynos 3250
Huawei Honor 30S
Huawei P40 Lite 5G
Samsung Google Nexus S
Samsung Galaxy S 4G

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