CPU A
MediaTek Dimensity 800U
8 cores 2400 MHz 7 nanometers Mali-G57 MC3
Mobile processor comparison
MediaTek Dimensity 800U vs MediaTek Helio G91
Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.
CPU B
MediaTek Helio G91
8 cores 2000 MHz 12 nanometers Mali-G52 MP2
Compared fields
39
Different values
33
Quick factual highlights
MediaTek Dimensity 800U
- Higher maximum CPU clock
- Smaller manufacturing process
- Higher listed download speed
MediaTek Helio G91
- Higher listed GPU clock
CPU
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| Architecture | 2x 2.4 GHz - Cortex-A766x 2 GHz - Cortex-A55 | 2x 2 GHz - Cortex-A756x 1.8 GHz - Cortex-A55 |
| CPU cores | 8 | 8 |
| Clock speed | 2400 MHz | 2000 MHz |
| Instruction set | ARMv8-A | ARMv8.2-A |
| Process technology | 7 nanometers | 12 nanometers |
| TDP | 10 W | 5 W |
Cache and memory
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| Memory type | LPDDR4X | LPDDR4X |
| Memory frequency | 2133 MHz | 1800 MHz |
| Memory bus | 2x 16 Bit | 2x 16 Bit |
| Maximum bandwidth | 17.07 Gbit/s | 13.41 Gbit/s |
| Maximum memory | 12 GB | 8 GB |
Graphics and AI
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| GPU | Mali-G57 MC3 | Mali-G52 MP2 |
| GPU architecture | Valhall | Bifrost 2nd gen |
| GPU clock | 850 MHz | 1000 MHz |
| Execution units | 3 | Not available |
| Shaders | 48 | 24 |
| FLOPS | Not available | 96 Gigaflops |
| Vulkan | 1.1 | 1.3 |
| OpenCL | 2.0 | 2.0 |
| DirectX | 12 | Not available |
| Neural processor / NPU | Yes | MediaTek APU |
Display and media
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| Maximum display resolution | 2520 x 1080 | 2520 x 1080 |
| Maximum camera resolution | 1x 64MP, 2x 20MP | 1x 108MP, 2x 16MP |
| Video capture | 4K at 30FPS | 2K at 30FPS |
| Video playback | 4K at 30FPS | 2K at 30FPS |
| Video codecs | H.264, H.265, VP9 | - H.264 - H.265 - VP9 |
| Audio codecs | AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC | - AIFF - CAF - MP3 - MP4 - WAV |
Connectivity
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| 4G | LTE Cat. 18 | LTE Cat. 7 |
| 5G | Yes | No |
| Download speed | Up to 1200 Mbps | Up to 300 Mbps |
| Upload speed | Up to 211 Mbps | Up to 100 Mbps |
| Wi-Fi | 5 | 5 |
| Bluetooth | 5.1 | 5.4 |
| Navigation | GPS, GLONASS, Beidou, Galileo, QZSS | GPS, GLONASS, Beidou, Galileo |
General
| Specification | MediaTek Dimensity 800U | MediaTek Helio G91 |
|---|---|---|
| Release | August 2020 | June 2024 |
| Class | Mid range | Low end |
| Model number | MT6853T | Not available |
| Storage support | UFS 2.2 | eMMC 5.1, UFS 2.1 |
| Devices in database | 23 | Not available |
Real devices
Phones using these processors
Examples found in the existing device catalogue.
MediaTek Dimensity 800U
No linked devices were found in the sampled legacy tables.
MediaTek Helio G91
4G
Redmi 13 4G
- Display
- IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
- RAM
- 6 GB, 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Ion 5030 mAh
4G
POCO M6 4G
- Display
- IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
- RAM
- 6 GB, 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Ion 5030 mAh
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