AMD Ryzen 7 7840H vs HiSilicon Kirin 659

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CPU comparison with benchmarks


AMD Ryzen 7 7840H CPU1 vs CPU2 HiSilicon Kirin 659
AMD Ryzen 7 7840H HiSilicon Kirin 659

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 7 7840H and the HiSilicon Kirin 659 and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 7 7840H 8 core processor released in Q1/2023 with the HiSilicon Kirin 659 which has 8 CPU cores and was introduced in Q2/2016.
AMD Ryzen 7 (70) Family HiSilicon Kirin (29)
AMD Ryzen 7040 (21) CPU group HiSilicon Kirin 650 (4)
6 Generation 4
Phoenix (Zen 4) Architecture Cortex-A53 / Cortex-A53
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 7840H is a 8 core processor with a clock frequency of 3.80 GHz (5.10 GHz). The processor can compute 16 threads at the same time. The HiSilicon Kirin 659 clocks with 2.36 GHz, has 8 CPU cores and can calculate 8 threads in parallel.

AMD Ryzen 7 7840H Characteristic HiSilicon Kirin 659
8 Cores 8
16 Threads 8
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
3.80 GHz (5.10 GHz)
8x Zen 4
A-Core 2.36 GHz
4x Cortex-A53
-- B-Core 1.70 GHz
4x Cortex-A53

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.

AMD Ryzen 7 7840H Characteristic HiSilicon Kirin 659
AMD Ryzen AI AI hardware --
AMD dedicated AI XDNA Technology AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

AMD Radeon 780M GPU ARM Mali-T830 MP2
0.80 GHz GPU frequency 0.90 GHz
2.70 GHz GPU (Turbo) --
3 GPU Generation Midgard 4
4 nm Technology 28nm
4 Max. displays 2
12 Compute units 2
768 Shader 32
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version 11

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.

AMD Radeon 780M GPU ARM Mali-T830 MP2
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode Codec VP8 Decode / Encode
Decode / Encode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 256 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 7 7840H, while the HiSilicon Kirin 659 supports a maximum of GB of memory with a maximum memory bandwidth of -- enabled.

AMD Ryzen 7 7840H Characteristic HiSilicon Kirin 659
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory LPDDR3-933
256 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
120.0 GB/s Max. Bandwidth --
Yes ECC No
8.00 MB L2 Cache --
16.00 MB L3 Cache --
4.0 PCIe version --
20 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The AMD Ryzen 7 7840H has a TDP of 54 W. The TDP of the HiSilicon Kirin 659 is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 7 7840H Characteristic HiSilicon Kirin 659
54 W TDP (PL1 / PBP) --
-- TDP (PL2) --
60 W TDP up --
35 W TDP down --
100 °C Tjunction max. --

Technical details

The AMD Ryzen 7 7840H has 24.00 MB cache and is manufactured in 4 nm. The cache of HiSilicon Kirin 659 is at 0.00 MB. The processor is manufactured in 16 nm.

AMD Ryzen 7 7840H Characteristic HiSilicon Kirin 659
4 nm Technology 16 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions --
FP8 Socket --
AMD-V, SVM Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q1/2023 Release date Q2/2016
-- Release price --
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Rate these processors

Here you can rate the AMD Ryzen 7 7840H to help other visitors make their purchasing decisions. The average rating is 4.7 stars (29 ratings). Rate now:
Here you can rate the HiSilicon Kirin 659 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 1 CPU benchmarks
AMD Ryzen 7 7840H (100%)
HiSilicon Kirin 659 (10%)
⌀ Multi core performance in 1 CPU benchmarks
AMD Ryzen 7 7840H (100%)
HiSilicon Kirin 659 (8%)

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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 5.10 GHz
1857 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
193 (10%)

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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 4.25 GHz
11334 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
893 (8%)

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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
ARM Mali-T830 MP2 @ 0.90 GHz
61 (1%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 5.10 GHz
1757 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 4.25 GHz
15930 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
0 (0%)

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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 5.10 GHz
2456 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 4.25 GHz
12135 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 4.25 GHz
28412 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 4.25 GHz
624 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 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.
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 3.80 GHz
6744 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen 7 7840H AMD Ryzen 7 7840H
8C 16T @ 3.80 GHz
10 (100%)
HiSilicon Kirin 659 HiSilicon Kirin 659
8C 8T @ 2.36 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 7840H HiSilicon Kirin 659
Unknown Unknown

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