CPU A
HiSilicon Kirin 820
8 cores 2360 MHz 7 nanometers Mali-G57 MP6
Mobile processor comparison
HiSilicon Kirin 820 vs MediaTek Dimensity 9400
Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.
CPU B
MediaTek Dimensity 9400
8 cores 3630 MHz 3 nanometers Mali-G925 Immortalis MP12
Compared fields
40
Different values
37
Quick factual highlights
HiSilicon Kirin 820
No safely comparable numerical advantage detected.
MediaTek Dimensity 9400
- Higher maximum CPU clock
- Smaller manufacturing process
- Higher listed GPU clock
CPU
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| Architecture | 1x 2.36 GHz - Cortex-A763x 2.22 GHz - Cortex-A764x 1.84 GHz - Cortex-A55 | 1x 3.63 GHz - Cortex-X9253x 3.3 GHz - Cortex-X44x 2.4 GHz - Cortex-A720 |
| CPU cores | 8 | 8 |
| Clock speed | 2360 MHz | 3630 MHz |
| Instruction set | ARMv8.2-A | ARMv9.2-A |
| Process technology | 7 nanometers | 3 nanometers |
| TDP | 5 W | Not available |
Cache and memory
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| L2 cache | Not available | 12 MB |
| Memory type | LPDDR4X | LPDDR5X |
| Memory frequency | 2133 MHz | 5333 MHz |
| Memory bus | 4x 16 Bit | 4x 16 Bit |
| Maximum bandwidth | 31.78 Gbit/s | 85.4 Gbit/s |
| Maximum memory | 12 GB | 24 GB |
Graphics and AI
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| GPU | Mali-G57 MP6 | Mali-G925 Immortalis MP12 |
| GPU architecture | Valhall | Valhall 5th gen |
| GPU clock | 850 MHz | 1612 MHz |
| Execution units | 6 | Not available |
| Shaders | 96 | 128 |
| FLOPS | 579 Gigaflops | 4952.1 Gigaflops |
| Vulkan | 1.1 | 1.3 |
| OpenCL | 2.0 | 3.0 |
| DirectX | 12 | 12.1 |
| Neural processor / NPU | Yes | MediaTek NPU 890 |
Display and media
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| Maximum display resolution | 3360 x 1440 | 3840 x 2160 |
| Maximum camera resolution | 1x 48MP, 2x 20MP | 1x 320MP |
| Video capture | 4K at 30FPS | 8K at 60FPS, 4K at 120FPS |
| Video playback | 4K at 30FPS | 8K at 60FPS, 4K at 120FPS |
| Video codecs | H.264, H.265, AV1, VP9 | - H.264 - H.265 - AV1 - VP9 |
| Audio codecs | AIFF, CAF, MP3, MP4, WAV | - AAC LC - FLAC - HE-AACv1 - HE-AACv2 - MP3 |
Connectivity
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| 4G | LTE Cat. 22 | LTE Cat. 24 |
| 5G | Yes | Yes |
| Download speed | Up to 1600 Mbps | Not available |
| Upload speed | Up to 200 Mbps | Not available |
| Wi-Fi | 6 | 7 |
| Bluetooth | 5.1 | 6.0 |
| Navigation | GPS, GLONASS, Beidou | GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC |
General
| Specification | HiSilicon Kirin 820 | MediaTek Dimensity 9400 |
|---|---|---|
| Release | March 2020 | October 2024 |
| Class | Mid range | Flagship |
| Model number | Not available | MT6991 |
| Storage support | UFS 2.1 | UFS 4.0 |
| Devices in database | 7 | Not available |
Real devices
Phones using these processors
Examples found in the existing device catalogue.
HiSilicon Kirin 820
4G
Huawei Nova 8 Global
- Display
- OLED 1.07G colors, 90 Hz, 1080 × 2340 pixels…
- RAM
- 8 GB
- Storage
- 128 GB
- Battery
- Li-Ion 3800 mAh
5G
Huawei MatePad 10.4 5G
- Display
- IPS TFT 16M colors 1200 × 2000 pixels (10.40…
- RAM
- 4 GB, 6 GB
- Storage
- 64 GB, 128 GB
- Battery
- Li-Ion 7250 mAh
PDF manual 5G
Huawei P40 Lite 5G
- Display
- LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
- RAM
- 6 GB
- Storage
- 128 GB
- Battery
- Li-Po 4000 mAh
PDF manual 5G
Huawei Nova 7 SE
- Display
- LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
- RAM
- 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Po 4000 mAh
5G
Honor X10 Pro
- Display
- IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
- RAM
- 4 GB, 6 GB, 8 GB
- Storage
- 64 GB, 128 GB, 256 GB
- Battery
- Li-Ion 4300 mAh
5G
Honor X10
- Display
- IPS TFT 16M colors, 90 Hz, 1080 × 2400 pixels…
- RAM
- 4 GB, 6 GB, 8 GB
- Storage
- 64 GB, 128 GB, 256 GB
- Battery
- Li-Ion 4300 mAh
5G
Honor 30S
- Display
- IPS TFT 16M colors, 60 Hz, 1080 × 2400 pixels…
- RAM
- 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Ion 4000 mAh
MediaTek Dimensity 9400
5G
Oppo Find X8s
- Display
- LTPO AMOLED 1.07G colors, 120 Hz, 1216 × 2640…
- RAM
- 12 GB, 16 GB
- Storage
- 1000 GB, 256 GB, 512 GB
- Battery
- Li-Po 5700 mAh
5G
Oppo Find X8 Pro
- Display
- LTPO AMOLED 1.07G colors, 120 Hz, 1264 × 2780…
- RAM
- 12 GB, 16 GB
- Storage
- 1000 GB, 256 GB, 512 GB
- Battery
- Si-Car 5910 mAh
5G
Oppo Find X8
- Display
- LTPO AMOLED 1.07G colors, 120 Hz, 1256 × 2760…
- RAM
- 12 GB, 16 GB
- Storage
- 1000 GB, 256 GB, 512 GB
- Battery
- Li-Po 5630 mAh
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