HiSilicon Kirin 970 vs AMD EPYC 7742

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CPU comparison with benchmarks


HiSilicon Kirin 970 CPU1 vs CPU2 AMD EPYC 7742
HiSilicon Kirin 970 AMD EPYC 7742

CPU comparison

HiSilicon Kirin 970 or AMD EPYC 7742 - 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 970 has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to 8 GB of memory is supported in 4 memory channels. The HiSilicon Kirin 970 was released in Q3/2017.

The AMD EPYC 7742 has 64 cores with 128 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to GB of memory in 8 memory channels. The AMD EPYC 7742 was released in Q3/2019.
HiSilicon Kirin (29) Family AMD EPYC (129)
HiSilicon Kirin 970 (1) CPU group AMD EPYC 7002 (24)
6 Generation 2
Cortex-A73 / Cortex-A53 Architecture Rome (Zen 2)
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The HiSilicon Kirin 970 is a 8 core processor with a clock frequency of 2.40 GHz. The AMD EPYC 7742 has 64 CPU cores with a clock frequency of 2.25 GHz (3.40 GHz).

HiSilicon Kirin 970 Characteristic AMD EPYC 7742
8 Cores 64
8 Threads 128
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.40 GHz
4x Cortex-A73
A-Core 2.25 GHz (3.40 GHz)
1.84 GHz
4x Cortex-A53
B-Core --

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.

HiSilicon Kirin 970 Characteristic AMD EPYC 7742
-- 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.

ARM Mali-G72 MP12 GPU no iGPU
0.75 GHz GPU frequency --
-- GPU (Turbo) --
Bifrost 2 GPU Generation --
16 nm Technology
1 Max. displays
12 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
12 DirectX Version --

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-G72 MP12 GPU no iGPU
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
No Codec AV1 No
Decode / Encode Codec AVC No
Decode / Encode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The HiSilicon Kirin 970 supports a maximum of 8 GB of memory in 4 memory channels. The AMD EPYC 7742 can connect up to GB of memory in 8 memory channels.

HiSilicon Kirin 970 Characteristic AMD EPYC 7742
LPDDR4X-2133 Memory DDR4-3200
8 GB Max. Memory
4 (Quad Channel) Memory channels 8 (Octa Channel)
-- Max. Bandwidth 51.2 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 256.00 MB
-- PCIe version 4.0
-- PCIe lanes 128
-- PCIe Bandwidth 252.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The HiSilicon Kirin 970 has a TDP of 9 W, that of the AMD EPYC 7742 is 225 W.

HiSilicon Kirin 970 Characteristic AMD EPYC 7742
9 W TDP (PL1 / PBP) 225 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The HiSilicon Kirin 970 has a 2.00 MB cache, while the AMD EPYC 7742 cache has a total of 256.00 MB.

HiSilicon Kirin 970 Characteristic AMD EPYC 7742
10 nm Technology 7 nm
Chiplet Chip design Chiplet
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
-- Socket SP3
None Virtualization AMD-V, SVM
No AES-NI Yes
Android Operating systems Windows 10, Linux
Q3/2017 Release date Q3/2019
-- Release price 9000 $
show more data show more data


Rate these processors

Here you can rate the HiSilicon Kirin 970 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (3 ratings). Rate now:
Here you can rate the AMD EPYC 7742 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
HiSilicon Kirin 970 (33%)
AMD EPYC 7742 (100%)
⌀ Multi core performance in 1 CPU benchmarks
HiSilicon Kirin 970 (4%)
AMD EPYC 7742 (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.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
349 (33%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 3.40 GHz
1050 (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.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
1455 (4%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 2.80 GHz
37515 (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.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
0 (0%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 3.40 GHz
1278 (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.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
0 (0%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 2.80 GHz
13647 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
0 (0%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 3.40 GHz
398 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
0 (0%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 2.80 GHz
20644 (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.
HiSilicon Kirin 970 HiSilicon Kirin 970
ARM Mali-G72 MP12 @ 0.75 GHz
330 (100%)
AMD EPYC 7742 AMD EPYC 7742
@ 0.00 GHz
0 (0%)

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.
HiSilicon Kirin 970 HiSilicon Kirin 970
8C 8T @ 2.40 GHz
0 (0%)
AMD EPYC 7742 AMD EPYC 7742
64C 128T @ 2.80 GHz
65631 (100%)

Devices using this processor

HiSilicon Kirin 970 AMD EPYC 7742
Huawei Honor 10
Huawei Note 10
Huawei Play
Huawei Honor View 10
Huawei Mate 10 Pro
Huawei P20
Huawei Nova 3
Huawei Nova 4
Unknown

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