Intel Xeon Gold 6403N vs HiSilicon Kirin 9000

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CPU comparison with benchmarks


Intel Xeon Gold 6403N CPU1 vs CPU2 HiSilicon Kirin 9000
Intel Xeon Gold 6403N HiSilicon Kirin 9000

CPU comparison

Intel Xeon Gold 6403N or HiSilicon Kirin 9000 - 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 Xeon Gold 6403N has 24 cores with 48 threads and clocks with a maximum frequency of 3.60 GHz. Up to 4096 GB of memory is supported in 8 memory channels. The Intel Xeon Gold 6403N was released in Q3/2023.

The HiSilicon Kirin 9000 has 8 cores with 8 threads and clocks with a maximum frequency of 3.13 GHz. The CPU supports up to GB of memory in 4 memory channels. The HiSilicon Kirin 9000 was released in Q4/2020.
Intel Xeon Gold (163) Family HiSilicon Kirin (29)
Intel Xeon Gold 5400/6400 Edge Enhanced (8) CPU group HiSilicon Kirin 9000 (2)
4 Generation 9
Sapphire Rapids Edge Enh. Architecture Cortex-A77 / Cortex-A55
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6403N is a 24 core processor with a clock frequency of 1.90 GHz (3.60 GHz). The HiSilicon Kirin 9000 has 8 CPU cores with a clock frequency of 3.13 GHz.

Intel Xeon Gold 6403N Characteristic HiSilicon Kirin 9000
24 Cores 8
48 Threads 8
normal Core architecture hybrid (Prime / big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
1.90 GHz (3.60 GHz) A-Core 3.13 GHz
1x Cortex-A77
-- B-Core 2.54 GHz
3x Cortex-A77
-- C-Core 2.05 GHz
4x Cortex-A55

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.

Intel Xeon Gold 6403N Characteristic HiSilicon Kirin 9000
-- 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.

no iGPU GPU ARM Mali-G78 MP24
GPU frequency 0.76 GHz
-- GPU (Turbo) --
-- GPU Generation Vallhall 2
Technology 5 nm
Max. displays 1
-- Compute units 24
-- Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version 12

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-G78 MP24
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode / Encode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Xeon Gold 6403N supports a maximum of 4096 GB of memory in 8 memory channels. The HiSilicon Kirin 9000 can connect up to GB of memory in 4 memory channels.

Intel Xeon Gold 6403N Characteristic HiSilicon Kirin 9000
Memory LPDDR5-2750, LPDDR4X-2133
4096 GB Max. Memory
8 (Octa Channel) Memory channels 4 (Quad Channel)
256.0 GB/s Max. Bandwidth --
Yes ECC No
-- L2 Cache --
45.00 MB L3 Cache --
4.0 PCIe version --
64 PCIe lanes --
126.0 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon Gold 6403N has a TDP of 185 W, that of the HiSilicon Kirin 9000 is --.

Intel Xeon Gold 6403N Characteristic HiSilicon Kirin 9000
185 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon Gold 6403N has a 45.00 MB cache, while the HiSilicon Kirin 9000 cache has a total of 0.00 MB.

Intel Xeon Gold 6403N Characteristic HiSilicon Kirin 9000
10 nm Technology 5 nm
Chiplet Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions --
LGA 4677 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows, Linux Operating systems Android
Q3/2023 Release date Q4/2020
1796 $ Release price --
show more data show more data


Rate these processors

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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 Xeon Gold 6403N Intel Xeon Gold 6403N
24C 48T @ 3.60 GHz
0 (0%)
HiSilicon Kirin 9000 HiSilicon Kirin 9000
8C 8T @ 3.13 GHz
1063 (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 Xeon Gold 6403N Intel Xeon Gold 6403N
24C 48T @ 1.90 GHz
0 (0%)
HiSilicon Kirin 9000 HiSilicon Kirin 9000
8C 8T @ 3.13 GHz
3767 (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 Xeon Gold 6403N Intel Xeon Gold 6403N
@ 0.00 GHz
0 (0%)
HiSilicon Kirin 9000 HiSilicon Kirin 9000
ARM Mali-G78 MP24 @ 0.76 GHz
2332 (100%)

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.
Intel Xeon Gold 6403N Intel Xeon Gold 6403N
24C 48T @ 1.90 GHz
0 (0%)
HiSilicon Kirin 9000 HiSilicon Kirin 9000
8C 8T @ 3.13 GHz
683679 (100%)

Devices using this processor

Intel Xeon Gold 6403N HiSilicon Kirin 9000
Unknown Unknown

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