Qualcomm Snapdragon 855 vs MediaTek Helio G99
42
out 100
VS
33
out 100
Compared 2 processors: Qualcomm Snapdragon 855, vs MediaTek Helio G99. Below are specs, tests, pros and cons for each device
Review
Processor Performance
Single-Core Benchmark Score
Gaming Performance
Graphics and OpenCL/Vulkan tests
Energy Efficiency
Chip Power Efficiency
Tests & specs
Specs & test comparisonBenchmarks
| CPU | 188722 | 131367 |
| GPU | 172501 | 71737 |
| Memory | 108871 | 100728 |
| UX | 140333 | 118629 |
| NanoReview Score | 610427 | 422461 |
| Stability | 82 % | n/a |
| Graphics Test | 18 fps | 7 fps |
| File Compression | 129.1 MB/s | 99.7 MB/s |
| HTML5 Browser | 75.9 pages/s | 50.6 pages/s |
| PDF Rendering | 88.8 MP/sec | 70.6 MP/sec |
| Background Blur | 8.79 frames/s | 6.15 frames/s |
| Photo Processing | 27.5 frames/s | 18.8 frames/s |
| Image Detection | 62.3 frames/s | 40.1 frames/s |
| HDR | 91.7 MP/sec | 54.6 MP/sec |
| Ray Tracing | 4.01 MP/sec | 2.79 MP/sec |
Games
 PUBG Mobile |
58 FPS (Ultra) | 86 FPS (Low) |
 Call of Duty: Mobile |
56 FPS (Ultra) | 37 FPS (Ultra) |
 Fortnite |
28 FPS (Ultra) | n/a |
 Shadowgun Legends |
51 FPS (Ultra) | 91 FPS (Low) |
 World of Tanks Blitz |
59 FPS (Ultra) | 66 FPS (Ultra) |
 Genshin Impact |
57 FPS (Ultra) | 55 FPS (Ultra) |
 Mobile Legends: Bang Bang |
n/a | 48 FPS (Ultra) |
| Device | Xiaomi Mi 9T Pro (1080x2340) | Cubot X70 (1080x2408) |
Processor
| Architecture | - 1/2.84 (Cortex-A76 Kryo 485 Gold) - 3/2.42 (Cortex-A76 Kryo 485 Gold) - 4/1.8 (Cortex-A55 Kryo 485 Silver) |
- 2/2.2 (Cortex-A76) - 6/2 (Cortex-A55) |
| Process | TSMC | TSMC |
| Cores count | 8 | 8 |
| Frequency | 2840 | 2200 |
| Instruction set | ARMv8.2-A | ARMv8.2-A |
| L1 cache | 512 KB | n/a |
| L2 cache | 1 MB | n/a |
| L3 Cache | 2 MB | n/a |
| Process tech. | 7 nm | 6 nm |
| Transistor count | 6.7 billion | n/a |
| Power (TDP) | 6 W | 5 W |
Graphics
| GPU Model | Adreno 640 | Mali-G57 MP2 |
| Architecture | Adreno 600 | Valhall 1st gen |
| GPU Frequency | 585 MHz | 1000 MHz |
| Execution Units | 3 | 2 |
| Shader Units | 256 | 32 |
| Total shader | 768 | 64 |
| FLOPS | 898.5 GFLOPS | 128 GFLOPS |
| Vulkan | 1.1 | 1.3 |
| OpenCL | 2.0 | 2.0 |
| DirectX | 12.1 | 12 |
AI Acceleration
| Artificial Intelligence | Hexagon 690 | Yes |
Memory
| Memory Type | LPDDR4X | LPDDR4X |
| Memory Frequency | 2133 MHz | 2133 MHz |
| Bus | 4x16 bit | 2x16 bit |
| Bandwidth | 34.13 Gbit/s | 17.1 Gbit/s |
| Max RAM | 16 GB | 12 GB |
Multimedia
| Memory Type | UFS 3.0 | UFS 2.2 |
| Max. resolution | 3840x2160 pixels | 2520x1080 pixels |
| Camera | 1x192 pixels | 1x108 pixels |
| Video recording | 4K at 120FPS | 2K at 30FPS |
| Video quality | 8K at 30FPS, 4K at 120FPS | 2K at 30FPS |
| Video codecs | - H.264 - H.265 - VP8 - VP9 |
- H.264 - H.265 - VP9 |
| Audio codecs | - AAC - AIFF - CAF - MP3 - MP4 - WAV |
- AAC - AIFF - CAF - MP3 - MP4 - WAV |
Connectivity
| Modem | X24 LTE, X50 5G | n/a |
| 4G Support | LTE Cat. 20 | LTE Cat. 13 |
| 5G Support | Yes | No |
| Download speed | Up to 5000 MB/s | Up to 650 MB/s |
| Upload speed | Up to 1240 MB/s | Up to 150 MB/s |
| Wi-Fi version | 6 | 5 |
| Bluetooth version | 5.0 | 5.2 |
| Navigation | - GPS - GLONASS - Beidou - Galileo - QZSS - SBAS |
- GPS - GLONASS - Beidou - Galileo - QZSS - NAVIC |
Other
| Announced | December, 2018 yr | May, 2022 yr |
| Class | Flagship | Mid-range |
| Codename | SM8150 | MT6789 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 1
