Snapdragon 665 vs Helio G99
We compared two 8-core processors: Qualcomm Snapdragon 665 (with Adreno 610 graphics) and MediaTek Helio G99 (Mali-G57 MP2). Here you will find the pros and cons of each chip, technical specs, and comprehensive tests in benchmarks, like AnTuTu and Geekbench.
Review
CPU Performance
Single and multi-core processor tests
Gaming Performance
GPU performance in games and OpenCL/Vulkan
Battery life
Efficiency of battery consumption
NanoReview Score
Overall chip score
Key Differences
Pros of MediaTek Helio G99
- Has a smaller size transistor (6 versus 11 nm)
- Shows significantly better (up to 76%) AnTuTu 10 score – 409K vs 233K
- Announced 3-years and 2-months later
- Higher GPU frequency (~16%)
- Performs 16% better in floating-point computations
- 10% higher CPU clock speed (2200 vs 2000 MHz)
- Supports 15% higher memory bandwidth (17.1 against 14.9 GB/s)
- Better instruction set architecture
Promotion
Benchmarks
Performance tests in popular benchmarksAnTuTu 10
| CPU | 90638 | 138197 |
| GPU | 42930 | 64385 |
| Memory | 45249 | 106942 |
| UX | 56683 | 103168 |
| Total score | 233361 | 409621 |
GeekBench 6
Single-Core Score
Multi-Core Score
| Asset compression | 74.6 MB/sec | 99.7 MB/sec |
| HTML 5 Browser | 39.1 pages/sec | 50.6 pages/sec |
| PDF Renderer | 49.3 Mpixels/sec | 70.6 Mpixels/sec |
| Image detection | 14.3 images/sec | 40.1 images/sec |
| HDR | 44.3 Mpixels/sec | 54.6 Mpixels/sec |
| Background blur | 1.7 images/sec | 6.15 images/sec |
| Photo processing | 9.53 images/sec | 18.8 images/sec |
| Ray tracing | 2.22 Mpixels/sec | 2.79 Mpixels/sec |
Compute Score (GPU)
Promotion
3DMark
3DMark Wild Life Performance
| Graphics test | 1 FPS | 7 FPS |
| Score | 219 | 1243 |
Gaming
| PUBG Mobile | 29 FPS [Low] |
86 FPS [Low] |
| Call of Duty: Mobile | 28 FPS [Ultra] |
37 FPS [Ultra] |
| Fortnite | 27 FPS [Low] |
- |
| Shadowgun Legends | 53 FPS [Low] |
91 FPS [Low] |
| World of Tanks Blitz | 57 FPS [Medium] |
66 FPS [Ultra] |
| Genshin Impact | - | 48 FPS [Ultra] |
| Mobile Legends: Bang Bang | 30 FPS [High] |
55 FPS [Ultra] |
| Device | Xiaomi Redmi Note 8T 1080 x 2340 |
Cubot X70 1080 x 2408 |
We provide average results. FPS may differ, depending on game version, OS and other factors.
Specifications
Full list of technical specifications of Snapdragon 665 and Helio G99CPU
| Architecture | 4x 2 GHz – Kryo 260 Gold (Cortex-A73) 4x 1.8 GHz – Kryo 260 Silver (Cortex-A53) |
2x 2.2 GHz – Cortex-A76 6x 2 GHz – Cortex-A55 |
| Cores | 8 | 8 |
| Frequency | 2000 MHz | 2200 MHz |
| Instruction set | ARMv8-A | ARMv8.2-A |
| Process | 11 nanometers | 6 nanometers |
| Transistor count | 1.75 billion | - |
| TDP | 5 W | 5 W |
| Manufacturing | Samsung | TSMC |
Graphics
| GPU name | Adreno 610 | Mali-G57 MP2 |
| Architecture | Adreno 600 | Valhall 1st gen |
| GPU frequency | 950 MHz | 1100 MHz |
| Execution units | 1 | 2 |
| Shading units | 128 | 64 |
| Total shaders | 128 | 128 |
| FLOPS | 243.2 Gigaflops | 281.6 Gigaflops |
| Vulkan version | 1.1 | 1.3 |
| OpenCL version | 2.0 | 2.0 |
| DirectX version | 12.1 | - |
Memory
| Memory type | LPDDR4X | LPDDR4X |
| Memory frequency | 1866 MHz | 2133 MHz |
| Bus | 2x 16 Bit | 2x 16 Bit |
| Max bandwidth | 14.9 Gbit/s | 17.1 Gbit/s |
| Max size | 8 GB | 10 GB |
Multimedia (ISP)
| Neural processor (NPU) | Hexagon 686 | Yes |
| Storage type | eMMC 5.1, UFS 2.1 | UFS 2.2 |
| Max display resolution | 2520 x 1080 | 2520 x 1080 |
| Max camera resolution | 1x 48MP, 2x 16MP | 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, VP8, VP9 | H.264, H.265, VP9 |
| Audio codecs | AIFF, CAF, MP3, MP4, WAV | AAC, AIFF, CAF, MP3, MP4, WAV |
Connectivity
| Modem | X12 | - |
| 4G support | LTE Cat. 13 | LTE Cat. 13 |
| 5G support | No | No |
| Download speed | Up to 600 Mbps | Up to 650 Mbps |
| Upload speed | Up to 150 Mbps | Up to 150 Mbps |
| Wi-Fi | 5 | 5 |
| Bluetooth | 5.0 | 5.2 |
| Navigation | GPS, GLONASS, Beidou, Galileo, QZSS, SBAS | GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC |
Info
| Announced | April 2019 | May 2022 |
| Class | Mid range | Mid range |
| Model number | SM6125 | MT6789 |
| Official page | Qualcomm Snapdragon 665 official site | MediaTek Helio G99 official site |
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Total votes: 439