MediaTek Dimensity 800U vs MediaTek Dimensity 920

The MediaTek Dimensity 800U and MediaTek Dimensity 920 are both powerful processors designed for mobile devices.

Let's start with the MediaTek Dimensity 800U. It features an octa-core CPU with an architecture consisting of 2x 2.4 GHz Cortex-A76 cores and 6x 2.0 GHz Cortex-A55 cores. This processor uses ARMv8.2-A instruction set and is built on a smaller lithography of 7 nm, making it more power-efficient. It also includes a Neural Processing Unit (NPU) for enhanced AI capabilities.

In comparison, the MediaTek Dimensity 920 also has an octa-core CPU, but with a slightly faster architecture. It consists of 2x 2.5 GHz Cortex-A78 cores and 6x 2.0 GHz Cortex-A55 cores. Like the Dimensity 800U, it uses the same ARMv8.2-A instruction set for optimal performance. However, it is built on an even smaller lithography of 6 nm, which means it can offer improved power efficiency and potentially better heat dissipation. It also has a Thermal Design Power (TDP) of 10 Watts, which indicates its power consumption.

Both processors have a Neural Processing Unit (NPU) that enables advanced AI capabilities. This allows for features like intelligent photography, gaming optimization, and improved voice assistants.

While the MediaTek Dimensity 920 seems to have a slight advantage in terms of CPU architecture and lithography, the MediaTek Dimensity 800U is still a commendable processor with its Cortex-A76 cores and power efficiency. Ultimately, the choice between the two would depend on specific device requirements and user preferences.

CPU cores and architecture

Architecture 2x 2.4 GHz – Cortex-A76
6x 2.0 GHz – Cortex-A55
2x 2.5 GHz – Cortex-A78
6x 2.0 GHz – Cortex-A55
Number of cores 8 8
Instruction Set ARMv8.2-A ARMv8.2-A
Lithography 7 nm 6 nm
TDP 10 Watt
Neural Processing NPU NPU

Memory (RAM)

Max amount up to 12 GB up to 16 GB
Memory type LPDDR4X LPDDR5
Memory frequency 2133 MHz 3200 MHz
Memory-bus 2x16 bit 4x16 bit


Storage specification UFS 2.2 UFS 3.1


GPU name Mali-G57 MP3 Mali-G68 MP4
GPU Architecture Valhall Valhall
GPU frequency 850 MHz 950 MHz
Execution units 3 4
Shaders 48 96
DirectX 12 12
OpenCL API 2.1 2.0
OpenGL API ES 3.2 ES 3.2
Vulkan API 1.2 1.2

Camera, Video, Display

Max screen resolution 2520x1080@120Hz 2520x1080@120Hz
Max camera resolution 1x 64MP, 1x 20MP + 1x 16MP 1x 108MP, 2x 20MP
Max Video Capture 4K@30FPS 4K@30fps
Video codec support H.264 (AVC)
H.265 (HEVC)
H.264 (AVC)
H.265 (HEVC)


4G network Yes Yes
5G network Yes Yes
Peak Download Speed 2.77 Gbps 2.77 Gbps
Peak Upload Speed 1.2 Gbps 1.2 Gbps
Wi-Fi 5 (802.11ac) 6 (802.11ax)
Bluetooth 5.1 5.2
Satellite navigation BeiDou

Supplemental Information

Launch Date 2020 Quarter 3 2021 Quarter 3
Partnumber MT6853V, MT6853V/TNZA, MT6853/TNZA, MT6853T MT6877T
Vertical Segment Mobiles Mobiles
Positioning Mid-end Mid-end

AnTuTu 10

Total Score
Dimensity 800U
Dimensity 920

GeekBench 6 Single-Core

Dimensity 800U
Dimensity 920

GeekBench 6 Multi-Core

Dimensity 800U
Dimensity 920