Qualcomm Snapdragon 660 vs MediaTek Helio G99

Compared 2 processors: Qualcomm Snapdragon 660, vs MediaTek Helio G99. Below are specs, tests, pros and cons for each device

Review

Key Specs Qualcomm Snapdragon 660 and MediaTek Helio G99
Processor Performance
Single-Core Benchmark Score
Gaming Performance
Graphics and OpenCL/Vulkan tests
Energy Efficiency
Chip Power Efficiency
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
AnTuTu 10
AnTuTu 10
Qualcomm Snapdragon 660
252006
MediaTek Helio G99
422461
CPU89180131367
GPU3699271737
Memory56965100728
UX68869118629
NanoReview Score252006422461
3DMark Wild Life
3DMark Wild Life
Qualcomm Snapdragon 660
373
MediaTek Helio G99
1243
Stability96 %n/a
Graphics Test2 fps7 fps
GeekBench v6
Geekbench 6 (Single-Core)
Qualcomm Snapdragon 660
342
MediaTek Helio G99
729
Geekbench 6 (Multi-Core)
Qualcomm Snapdragon 660
1232
MediaTek Helio G99
1979
File Compression71.3 MB/s99.7 MB/s
HTML5 Browser41.6 pages/s50.6 pages/s
PDF Rendering51.8 MP/sec70.6 MP/sec
Background Blur1.89 frames/s6.15 frames/s
Photo Processing10.2 frames/s18.8 frames/s
Image Detection13.6 frames/s40.1 frames/s
HDR46.2 MP/sec54.6 MP/sec
Ray Tracing1.97 MP/sec2.79 MP/sec

Games

Graphics in popular 3D games
PUBGPUBG Mobile n/a 86 FPS (Low)
CODCall of Duty: Mobile n/a 37 FPS (Ultra)
Shadow LegendsShadowgun Legends n/a 91 FPS (Low)
World of Tanks BlitzWorld of Tanks Blitz n/a 66 FPS (Ultra)
Mobile Legends: Bang BangGenshin Impact n/a 55 FPS (Ultra)
Genshin ImpactMobile Legends: Bang Bang n/a 48 FPS (Ultra)
Device n/a Cubot X70 (1080x2408)

Processor

Architecture - 4/2.2 (Kryo 260 Gold Cortex-A73)
- 4/1.84 (Kryo 260 Silver Cortex-A53)
- 2/2.2 (Cortex-A76)
- 6/2 (Cortex-A55)
Process Samsung TSMC
Cores count 8 8
Frequency 2200 2200
Instruction set ARMv8-A ARMv8.2-A
L2 cache 2 MB n/a
Process tech. 14 nm 6 nm
Transistor count 1.75 billion n/a
Power (TDP) 5 W 5 W

Graphics

GPU specifications including architecture, frequency, compute units, and support for graphics APIs (Vulkan, OpenCL, DirectX).
GPU Model Adreno 512 Mali-G57 MP2
Architecture Adreno 500 Valhall 1st gen
GPU Frequency 647 MHz 1000 MHz
Execution Units 1 2
Shader Units 128 32
Total shader 128 64
FLOPS 165.6 GFLOPS 128 GFLOPS
Vulkan 1.0 1.3
OpenCL 2.0 2.0
DirectX 11 12

AI Acceleration

Specifications of the neural processor (NPU / DSP) responsible for machine learning and AI acceleration tasks.
Artificial Intelligence Hexagon 680 Yes

Memory

RAM
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1866 MHz 2133 MHz
Bus 2x16 bit 2x16 bit
Bandwidth 13.9 Gbit/s 17.1 Gbit/s
Max RAM 8 GB 12 GB

Multimedia

GPU, ISP capabilities, display and camera support, as well as audio and video codec compatibility.
Memory Type - eMMC 5.1
- UFS 2.1
UFS 2.2
Max. resolution 2560x1600 pixels 2520x1080 pixels
Camera 1x48 pixels 1x108 pixels
Video recording 4K at 30FPS 2K at 30FPS
Video quality 4K at 30FPS 2K at 30FPS
Video codecs - H.264
- H.265
- VP8
- VP9
- H.264
- H.265
- VP9
Audio codecs - AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3
- AAC
- AIFF
- CAF
- MP3
- MP4
- WAV

Connectivity

Modem X12 n/a
4G Support LTE Cat. 13 LTE Cat. 13
5G Support No No
Download speed Up to 600 MB/s Up to 650 MB/s
Upload speed Up to 150 MB/s Up to 150 MB/s
Wi-Fi version 5 5
Bluetooth version 5.0 5.2
Navigation - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- SBAS
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC

Other

Announced May, 2017 yr May, 2022 yr
Class Mid-range Mid-range
Codename SM6115 MT6789

Results

After analyzing the data, we consider MediaTek Helio G99 the clear winner in this comparison.

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