Intel Atom C3950 vs HiSilicon Kirin 658

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CPU comparison with benchmarks


Intel Atom C3950 CPU1 vs CPU2 HiSilicon Kirin 658
Intel Atom C3950 HiSilicon Kirin 658

CPU comparison

Intel Atom C3950 or HiSilicon Kirin 658 - 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 C3950 has 16 cores with 16 threads and clocks with a maximum frequency of 2.20 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3950 was released in Q3/2017.

The HiSilicon Kirin 658 has 8 cores with 8 threads and clocks with a maximum frequency of 2.35 GHz. The CPU supports up to GB of memory in 2 memory channels. The HiSilicon Kirin 658 was released in Q2/2016.
Intel Atom (108) Family HiSilicon Kirin (29)
Intel Atom C3000 (20) CPU group HiSilicon Kirin 650 (4)
5 Generation 4
Denverton Architecture Cortex-A53 / Cortex-A53
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3950 has 16 CPU cores and can calculate 16 threads in parallel. The clock frequency of the Intel Atom C3950 is 1.70 GHz (2.20 GHz) while the HiSilicon Kirin 658 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the HiSilicon Kirin 658 is at 2.35 GHz.

Intel Atom C3950 Characteristic HiSilicon Kirin 658
16 Cores 8
16 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
1.70 GHz (2.20 GHz) A-Core 2.35 GHz
4x Cortex-A53
-- B-Core 1.70 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 C3950 Characteristic HiSilicon Kirin 658
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom C3950 or HiSilicon Kirin 658 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

no iGPU GPU ARM Mali-T830 MP2
GPU frequency 0.90 GHz
-- GPU (Turbo) --
-- GPU Generation Midgard 4
Technology 28nm
Max. displays 2
-- Compute units 2
-- Shader 32
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

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

Memory & PCIe

The Intel Atom C3950 can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The HiSilicon Kirin 658 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to --.

Intel Atom C3950 Characteristic HiSilicon Kirin 658
DDR4-2400 Memory LPDDR3-933
256 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth --
Yes ECC No
16.00 MB L2 Cache --
-- L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom C3950 is 24 W, while the HiSilicon Kirin 658 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom C3950 Characteristic HiSilicon Kirin 658
24 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Atom C3950 is manufactured in 14 nm and has 16.00 MB cache. The HiSilicon Kirin 658 is manufactured in 16 nm and has a 0.00 MB cache.

Intel Atom C3950 Characteristic HiSilicon Kirin 658
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 1310 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q3/2017 Release date Q2/2016
389 $ Release price --
show more data show more data


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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 C3950 Intel Atom C3950
16C 16T @ 2.20 GHz
0 (0%)
HiSilicon Kirin 658 HiSilicon Kirin 658
8C 8T @ 2.35 GHz
183 (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 C3950 Intel Atom C3950
16C 16T @ 2.20 GHz
0 (0%)
HiSilicon Kirin 658 HiSilicon Kirin 658
8C 8T @ 2.35 GHz
815 (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 C3950 Intel Atom C3950
@ 0.00 GHz
0 (0%)
HiSilicon Kirin 658 HiSilicon Kirin 658
ARM Mali-T830 MP2 @ 0.90 GHz
61 (100%)

Devices using this processor

Intel Atom C3950 HiSilicon Kirin 658
Unknown Unknown

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