HiSilicon Kirin 990 4G VS Qualcomm Snapdragon 780G

Comparison of video cards HiSilicon Kirin 990 4G vs Qualcomm Snapdragon 780G in benchmarks and specifications.

Differences Specifications Benchmarks

Differences

Top features of Qualcomm Snapdragon 780G

Report a bug

Higher clock speed

1.90 GHz 1.86 GHz

Around -2% better clock speed
Higher turbo clock speed

2.40 GHz 2.09 GHz

Around 13% better overclocked clock speed
Performance per watt

5 W 6 W

About 1.2 0.97 times less performance per watt

Top features of HiSilicon Kirin 990 4G

Report a bug

Specifications

Complete list of technical specifications

Qualcomm Snapdragon 780G HiSilicon Kirin 990 4G

CPU generation and family

Let's find out which one of Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G is of a more recent generation, and what segment it belongs to.

Specification	Value
Name	Qualcomm Snapdragon 780G HiSilicon Kirin 990 4G
Segment	Mobile Mobile
Family	Qualcomm Snapdragon HiSilicon Kirin
Generation	4 8
CPU group	Qualcomm Snapdragon 780 HiSilicon Kirin 990

CPU Cores and Base Frequency

In this block we are going to compare Qualcomm Snapdragon 780G vs HiSilicon Kirin 990 4G by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

Specification	Value
Frequency	1.90 GHz 1.86 GHz
CPU Cores	8 8
Turbo (1 Core)	2.40 GHz 2.09 GHz
CPU Threads	8 8
Turbo (8 Cores)	2.20 GHz 2.86 GHz
Hyperthreading	No No
Overclocking	No No
Core architecture	hybrid (Prime / big.LITTLE) hybrid (Prime / big.LITTLE)
A core	1x Kryo 670 Prime 2x Cortex-A76
B core	3x Kryo 670 Gold 2x Cortex-A76
C core	4x Kryo 670 Silver 4x Cortex-A55

Internal Graphics

Common specifications for integrated graphics cards in Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

Specification	Value
GPU name	Qualcomm Adreno 642 ARM Mali-G76 MP16
GPU frequency	0.60 GHz
GPU (Turbo)	No turbo No turbo
Execution units	4 16
Shader	384 256
Max. GPU Memory	4 GB 4 GB
Max. displays	1 2
Generation	5 Bifrost 3
DirectX Version	12.0 12
Technology	5 nm 7 nm
Release date	Q2/2021 Q3/2018

Hardware codec support

Let's compare the support of video codecs between Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

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

Memory & PCIe

To choose the best model between Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

Specification	Value
Memory type	LPDDR4X-2133 LPDDR4X-2133
Max. Memory	16 GB 8 GB
ECC	No No
Memory channels	2 4

Encryption

AES-NI encryption support for CPUs Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G.

Specification	Value
AES-NI	No No

Thermal Management

Let's find out what TDP value would be better for Qualcomm Snapdragon 780G or HiSilicon Kirin 990 4G? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

Specification	Value
TDP (PL1)	5 W 6 W

Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Qualcomm Snapdragon 780G and HiSilicon Kirin 990 4G CPUs along with a list of ISA extensions.

Specification	Value
Instruction set (ISA)	ARMv8-A64 (64 bit) ARMv8-A64 (64 bit)
Virtualization	None None
L3-Cache	2.00 MB 2.00 MB
Architecture	Kryo 670 Cortex-A76 / Cortex-A55
Technology	5 nm 7 nm
Socket	N/A N/A
Release date	Q2/2021 Q3/2019
Part Number	SM7350 --