MediaTek Dimensity 820 vs Qualcomm Snapdragon 845

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CPU comparison with benchmarks

-VS-

CPU lineage

MediaTek Dimensity 820 or MediaTek Dimensity 820 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The MediaTek Dimensity 820 features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2020 and belongs to the 1 generation of the Mediatek Dimensity series.
The Qualcomm Snapdragon 845 features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2018 and belongs to the 5 generation of the Qualcomm Snapdragon series.
Mobile Segment Mobile
MediaTek Dimensity 820 Name Qualcomm Snapdragon 845
Mediatek Dimensity Family Qualcomm Snapdragon
1 Generation 5
MediaTek Dimensity 820 Group Qualcomm Snapdragon 845/850
 
 

CPU Cores and Base Frequency

The MediaTek Dimensity 820 has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
The Qualcomm Snapdragon 845 has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.8 GHz.
2.0 GHz B-Core Frequency 1.8 GHz
2.6 GHz A-Core Frequency 2.8 GHz
4x Cortex-A55 Cores B 4x Kryo 385 Silver
4x Cortex-A76 Cores A 4x Kryo 385 Gold
No Overclocking No
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
8 Threads 8
No Hyperthreading No
8 CPU Cores 8
 
 

Internal Graphics

The MediaTek Dimensity 820 has integrated graphics, called iGPU for short.
Specifically, the MediaTek Dimensity 820 uses the ARM Mali-G57 MP5, which has 80 texture shaders
and 5 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Qualcomm Snapdragon 845 has integrated graphics, called iGPU for short.
Specifically, the Qualcomm Snapdragon 845 uses the Qualcomm Adreno 630, which has 256 texture shaders
0.9 GHz GPU frequency 0.7 GHz
Q2/2020 Release date Q1/2018
12 Direct X 11
ARM Mali-G57 MP5 GPU name Qualcomm Adreno 630
7 nm Technology 10 nm
-- Max. displays --
80 Shaders 256
4.0 GB Max. GPU Memory 8.0 GB
5 Execution units --
Vallhall 1 Generation 4
-- GPU (Turbo) --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 10.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 52.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 4
16.0 GB Max. Memory 10.0 GB
pci PCIe pci
No AES-NI No
No ECC No
-- Bandwidth 52.0 GB/s
LPDDR4X-2133 Memory type LPDDR4X-3733
 
 

Thermal Management

TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
-- Tjunction max --
 
 

Technical details

The MediaTek Dimensity 820 is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Qualcomm Snapdragon 845 is manufactured using a 10 nm process.
In total, this processor boasts a generous 2.0 MB cache.
Q2/2020 Release date Q1/2018
MT6875 Part Number SDM845
0 bytes L2-Cache 1.5 MB
None Virtualization None
ISA extensions
Chiplet Chip design Chiplet
Cortex-A76 / Cortex-A55 Architecture Kryo 385
7 nm Technology 10 nm
Socket
Android Operating systems Android
-- Release price --
Technical data sheet Documents Technical data sheet
ARMv8-A64 (64 bit) Instruction set (ISA) ARMv8-A64 (64 bit)
0 bytes L3-Cache 2.0 MB