ManualUser Guide
Mobile processor comparison

Samsung Exynos 990 vs MediaTek Helio G91

Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.

Swap sides New comparison
Compared fields 42
Different values 38
Quick factual highlights
Samsung Exynos 990
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed download speed
MediaTek Helio G91
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationSamsung Exynos 990MediaTek Helio G91
Architecture 2x 2.73 GHz - Exynos M52x 2.5 GHz - Cortex-A764x 2 GHz - Cortex-A55 2x 2 GHz - Cortex-A756x 1.8 GHz - Cortex-A55
CPU cores 8 8
Clock speed 2730 MHz 2000 MHz
Instruction set ARMv8.2-A ARMv8.2-A
Process technology 7 nanometers 12 nanometers
TDP 9 W 5 W

Cache and memory

SpecificationSamsung Exynos 990MediaTek Helio G91
L1 cache 192 KB Not available
L2 cache 1 MB Not available
L3 cache 2 MB Not available
Memory type LPDDR5 LPDDR4X
Memory frequency 3200 MHz 1800 MHz
Memory bus 4x 16 Bit 2x 16 Bit
Maximum bandwidth 44 Gbit/s 13.41 Gbit/s
Maximum memory 16 GB 8 GB

Graphics and AI

SpecificationSamsung Exynos 990MediaTek Helio G91
GPU Mali-G77 MP11 Mali-G52 MP2
GPU architecture Valhall Bifrost 2nd gen
GPU clock 800 MHz 1000 MHz
Execution units 11 Not available
Shaders 176 24
FLOPS 1196 Gigaflops 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

SpecificationSamsung Exynos 990MediaTek Helio G91
Maximum display resolution 3840 x 2400 2520 x 1080
Maximum camera resolution 1x 108MP, 2x 25MP 1x 108MP, 2x 16MP
Video capture 8K at 30FPS, 4K at 120FPS 2K at 30FPS
Video playback 8K at 30FPS 2K at 30FPS
Video codecs H.264, H.265, VP8, VP9 - H.264 - H.265 - VP9
Audio codecs AAC, AIFF, CAF, MP3, MP4, WAV - AIFF - CAF - MP3 - MP4 - WAV

Connectivity

SpecificationSamsung Exynos 990MediaTek Helio G91
4G LTE Cat. 24 LTE Cat. 7
5G Yes No
Download speed Up to 3000 Mbps Up to 300 Mbps
Upload speed Up to 422 Mbps Up to 100 Mbps
Wi-Fi 6 5
Bluetooth 5.1 5.4
Navigation GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo

General

SpecificationSamsung Exynos 990MediaTek Helio G91
Release October 2019 June 2024
Class Flagship Low end
Model number S5E9830 Not available
Storage support UFS 2.1, UFS 3.0 eMMC 5.1, UFS 2.1
Devices in database 20 Not available
Real devices

Phones using these processors

Examples found in the existing device catalogue.

Samsung Exynos 990

PDF manual 4G
Samsung Galaxy S20 FE
Samsung

Samsung Galaxy S20 FE

3.5
Smartphone
Display
Super AMOLED 16M colors, 120 Hz, 1080 × 2400…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4500 mAh
View details PDF
PDF manual 4G
Samsung Galaxy S20 FE Dual SIM
Samsung

Samsung Galaxy S20 FE Dual SIM

3.3
Smartphone
Display
Super AMOLED 16M colors, 120 Hz, 1080 × 2400…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4500 mAh
View details PDF
PDF manual 4G
Samsung Galaxy Note 20 LTE
Samsung

Samsung Galaxy Note 20 LTE

3.7
Smartphone
Display
Super AMOLED Plus 16M colors, 60 Hz, 1080 × 2…
RAM
8 GB
Storage
256 GB
Battery
Li-Po 4300 mAh
View details PDF
PDF manual 5G
Samsung Galaxy Note 20 5G
Samsung

Samsung Galaxy Note 20 5G

3.3
Smartphone
Display
Super AMOLED Plus 16M colors, 60 Hz, 1080 × 2…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 4300 mAh
View details PDF

MediaTek Helio G91

4G
Redmi 13 4G
Redmi

Redmi 13 4G

3.6
Smartphone
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
View details
4G
POCO M6 4G
POCO

POCO M6 4G

3.6
Smartphone
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
View details
Keep comparing

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