Intel Atom x5-Z8330 vs HiSilicon Kirin 955

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CPU comparison with benchmarks


Intel Atom x5-Z8330 CPU1 vs CPU2 HiSilicon Kirin 955
Intel Atom x5-Z8330 HiSilicon Kirin 955

CPU comparison

Intel Atom x5-Z8330 or HiSilicon Kirin 955 - 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 Atom x5-Z8330 has 4 cores with 4 threads and clocks with a maximum frequency of 1.92 GHz. Up to 2 GB of memory is supported in 1 memory channels. The Intel Atom x5-Z8330 was released in Q1/2016.

The HiSilicon Kirin 955 has 8 cores with 8 threads and clocks with a maximum frequency of 2.50 GHz. The CPU supports up to GB of memory in 2 memory channels. The HiSilicon Kirin 955 was released in Q2/2016.
Intel Atom (108) Family HiSilicon Kirin (29)
Intel Atom x3/x5/x7 (9) CPU group HiSilicon Kirin 950 (2)
5 Generation 4
Cherry Trail Architecture Cortex-A72 / Cortex-A53
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom x5-Z8330 is a 4 core processor with a clock frequency of 1.44 GHz (1.92 GHz). The HiSilicon Kirin 955 has 8 CPU cores with a clock frequency of 2.50 GHz.

Intel Atom x5-Z8330 Characteristic HiSilicon Kirin 955
4 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
1.44 GHz (1.92 GHz) A-Core 2.50 GHz
4x Cortex-A72
-- B-Core 1.80 GHz
4x Cortex-A53

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 Atom x5-Z8330 Characteristic HiSilicon Kirin 955
-- 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 400 GPU ARM Mali-T880 MP4
0.20 GHz GPU frequency 0.90 GHz
0.50 GHz GPU (Turbo) 0.90 GHz
8 GPU Generation Midgard 4
14 nm Technology 16 nm
3 Max. displays 2
12 Compute units 4
96 Shader 64
No Hardware Raytracing No
No Frame Generation No
8 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.

Intel HD Graphics 400 GPU ARM Mali-T880 MP4
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
Decode Codec VP8 Decode / Encode
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom x5-Z8330 supports a maximum of 2 GB of memory in 1 memory channels. The HiSilicon Kirin 955 can connect up to GB of memory in 2 memory channels.

Intel Atom x5-Z8330 Characteristic HiSilicon Kirin 955
DDR3L-1600 Memory LPDDR4, LPDDR3
2 GB Max. Memory
1 (Single Channel) Memory channels 2 (Dual Channel)
12.8 GB/s Max. Bandwidth --
No ECC No
2.00 MB L2 Cache --
-- L3 Cache --
2.0 PCIe version --
1 PCIe lanes --
0.5 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom x5-Z8330 has a TDP of 2 W, that of the HiSilicon Kirin 955 is --.

Intel Atom x5-Z8330 Characteristic HiSilicon Kirin 955
2 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. --

Technical details

The Intel Atom x5-Z8330 has a 2.00 MB cache, while the HiSilicon Kirin 955 cache has a total of 0.00 MB.

Intel Atom x5-Z8330 Characteristic HiSilicon Kirin 955
14 nm Technology 16 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2 ISA extensions --
BGA 138 Socket --
VT-x, VT-x EPT Virtualization None
Yes AES-NI No
Operating systems Android
Q1/2016 Release date Q2/2016
20 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom x5-Z8330 (61%)
HiSilicon Kirin 955 (100%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom x5-Z8330 (64%)
HiSilicon Kirin 955 (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 Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
201 (61%)
HiSilicon Kirin 955 HiSilicon Kirin 955
8C 8T @ 2.50 GHz
330 (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.
Intel Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
634 (64%)
HiSilicon Kirin 955 HiSilicon Kirin 955
8C 8T @ 2.50 GHz
989 (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 Atom x5-Z8330 Intel Atom x5-Z8330
Intel HD Graphics 400 @ 0.50 GHz
105 (86%)
HiSilicon Kirin 955 HiSilicon Kirin 955
ARM Mali-T880 MP4 @ 0.90 GHz
122 (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 Atom x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
809 (100%)
HiSilicon Kirin 955 HiSilicon Kirin 955
8C 8T @ 2.50 GHz
0 (0%)

Devices using this processor

Intel Atom x5-Z8330 HiSilicon Kirin 955
Unknown Unknown

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