ManualUser Guide
Mobile processor comparison

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 680

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

Swap sides New comparison
Compared fields 42
Different values 35
Quick factual highlights
Qualcomm Snapdragon 821
  • Higher listed download speed
Qualcomm Snapdragon 680
  • More CPU cores
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
Architecture 2x 2.342 GHz - Kryo2x 1.6 GHz - Kryo 4x 2.4 GHz - Kryo 265 Gold (Cortex-A73)4x 1.9 GHz - Kryo 265 Silver (Cortex-A53)
CPU cores 4 8
Clock speed 2342 MHz 2400 MHz
Instruction set ARMv8-A ARMv8.2-A
Process technology 14 nanometers 6 nanometers
Transistors 2 billion Not available
TDP 11 W Not available

Cache and memory

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
L1 cache 64 KB Not available
L2 cache 3 MB Not available
Memory type LPDDR4 LPDDR4X
Memory frequency 1866 MHz 2133 MHz
Memory bus 4x 16 Bit 2x 16 Bit
Maximum bandwidth 29.8 Gbit/s 17 Gbit/s
Maximum memory 6 GB 8 GB

Graphics and AI

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
GPU Adreno 530 Adreno 610
GPU architecture Adreno 500 Adreno 600
GPU clock 653 MHz 1114 MHz
Execution units 2 2
Shaders 256 96
FLOPS 519 Gigaflops Not available
Vulkan 1.0 1.1
OpenCL 2.0 2.0
DirectX 11.2 12
Neural processor / NPU Hexagon 680 Hexagon 686

Display and media

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
Maximum display resolution 3840 x 2160 2520 x 1080
Maximum camera resolution 1x 28MP, 2x 13MP 1x 64MP, 2x 16MP
Video capture 4K at 30FPS 1K at 60FPS
Video playback 4K at 30FPS 1080p at 60FPS
Video codecs H.264, H.265, VP8, VP9 H.264, H.265, VP8, VP9
Audio codecs AIFF, CAF, MP3, MP4, WAV AIFF, CAF, MP3, MP4, WAV

Connectivity

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
4G LTE Cat. 12 LTE Cat. 13
5G No No
Download speed Up to 600 Mbps Up to 390 Mbps
Upload speed Up to 150 Mbps Up to 150 Mbps
Wi-Fi 5 5
Bluetooth 4.1 5.1
Navigation GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS, SBAS, NAVIC

General

SpecificationQualcomm Snapdragon 821Qualcomm Snapdragon 680
Release August 2016 October 2021
Class Flagship Mid range
Model number MSM8996 Pro SM6225
Storage support eMMC 5.1, UFS 2.0 eMMC 5.1, UFS 2.2
Devices in database 27 47
Real devices

Phones using these processors

Examples found in the existing device catalogue.

Qualcomm Snapdragon 821

4G
Samsung SM-G9298
Samsung

Samsung SM-G9298

2.9
Display
Super AMOLED 16M colors 1080 × 1920 pixels (4…
RAM
4 GB
Storage
64 GB
Battery
Li-Ion 2300 mAh
View details
PDF manual 4G
Samsung Galaxy Tab S3 LTE
Samsung

Samsung Galaxy Tab S3 LTE

3.5
Tablet
Display
Super AMOLED 2048 × 1536 pixels (9.70 inches)…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 6000 mAh
View details PDF
PDF manual 4G
LG G Pad 5 10.1 FHD
LG

LG G Pad 5 10.1 FHD

3.9
Tablet
Display
IPS TFT 16M colors 1200 × 1920 pixels (10.10…
RAM
4 GB
Storage
32 GB
Battery
Li-Ion 8200 mAh
View details PDF
4G
LG Q9
LG

LG Q9

5.0
Smartphone
Display
IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
RAM
4 GB
Storage
32 GB, 64 GB
Battery
Li-Po 3000 mAh
View details
4G
LG G7+ Fit
LG

LG G7+ Fit

3.1
Smartphone
Display
IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
RAM
4 GB
Storage
64 GB
Battery
Li-Ion 3000 mAh
View details
PDF manual 4G
LG G7 Fit
LG

LG G7 Fit

3.6
Smartphone
Display
IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
RAM
4 GB
Storage
32 GB, 64 GB
Battery
Li-Po 3000 mAh
View details PDF
PDF manual 4G
LG G6+ Dual SIM
LG

LG G6+ Dual SIM

3.6
Smartphone
Display
IPS TFT 16M colors 1440 × 2880 pixels (5.70 i…
RAM
4 GB
Storage
128 GB
Battery
Li-Ion 3300 mAh
View details PDF

Qualcomm Snapdragon 680

4G
Huawei Nova Y63
Huawei

Huawei Nova Y63

3.2
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 720 × 1600 pixel…
RAM
4 GB
Storage
128 GB
Battery
Li-Ion 6000 mAh
View details
4G
Huawei Nova 13i
Huawei

Huawei Nova 13i

3.7
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 1080 × 2388 pixe…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 5000 mAh
View details
4G
Huawei Nova Y72S
Huawei

Huawei Nova Y72S

3.0
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 720 × 1600 pixel…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 6000 mAh
View details
4G
Huawei Enjoy 70S
Huawei

Huawei Enjoy 70S

3.2
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 720 × 1600 pixel…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 6000 mAh
View details
Huawei MatePad 10.4 SE WiFi
Huawei

Huawei MatePad 10.4 SE WiFi

5.0
Tablet
Display
IPS TFT 16M colors, 60 Hz, 1200 × 2000 pixels…
RAM
3 GB, 4 GB
Storage
32 GB, 64 GB, 128 GB
Battery
Li-Ion 5100 mAh
View details
4G
Huawei MatePad 10.4 SE
Huawei

Huawei MatePad 10.4 SE

5.0
Tablet
Display
IPS TFT 16M colors, 60 Hz, 1200 × 2000 pixels…
RAM
3 GB, 4 GB
Storage
32 GB, 64 GB, 128 GB
Battery
Li-Ion 5100 mAh
View details
4G
Huawei Nova 10 SE
Huawei

Huawei Nova 10 SE

3.7
Smartphone
Display
OLED 1.07G colors, 90 Hz, 1080 × 2400 pixels…
RAM
6 GB, 8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4500 mAh
View details
4G
Huawei Enjoy 50 Pro
Huawei

Huawei Enjoy 50 Pro

3.1
Smartphone
Display
IPS TFT 16M colors, 90 Hz, 1080 × 2388 pixels…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 5000 mAh
View details
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