Qualcomm Snapdragon 678 vs Qualcomm Snapdragon 821

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Which processor is better? We compared Qualcomm Snapdragon 678 with Qualcomm Snapdragon 821. Compare, analyze the specifications. Find out their scores in popular benchmarks (AnTuTu 10, GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?

CPU cores and architecture

Architecture	2x 2 GHz – Cortex-A76 (Kryo 460 Gold) 6x 1.7 GHz – Cortex-A55 (Kryo 460 Silver)	4x 2.4 GHz – Kryo 4x 1.6 GHz – Kryo
Number of cores	8	8
Instruction Set	ARMv8.2-A	ARMv8-A
Lithography	11 nm	14 nm
Number of transistors		2000 million
TDP	6 Watt	11 Watt
Neural Processing	Qualcomm Hexagon 685	Qualcomm Hexagon 680

Memory (RAM)

Max amount	up to 8 GB	up to 8 GB
Memory type	LPDDR4X	LPDDR4
Memory frequency	1866 MHz	1866 MHz
Memory-bus	2x16 bit	2x16 bit

Storage

Storage specification

UFS 2.1

UFS 2.0

Graphics

GPU name	Adreno 612	Adreno 530
GPU Architecture	Adreno 600	Adreno 500
GPU frequency	850 MHz	650 MHz
Execution units	2	2
Shaders	96	256
DirectX	12	11.2
OpenCL API	2.0	2.0
OpenGL API	ES 3.2	ES 3.1
Vulkan API	1.1	1.0

Camera, Video, Display

Max screen resolution	2520x1080	3840x2160
Max camera resolution	1x 192MP, 2x 16MP	1x 28MP, 2x
Max Video Capture	4K@30fps	4K@30fps
Video codec support	H.264 (AVC) H.265 (HEVC) VP8 VP9	H.264 (AVC) H.265 (HEVC)

Wireless

4G network	Yes	Yes
5G network	Yes	Yes
Peak Download Speed	0.6 Gbps	0.6 Gbps
Peak Upload Speed	0.15 Gbps	0.15 Gbps
Wi-Fi	5 (802.11ac)	5 (802.11ac)
Bluetooth	5.0	4.1
Satellite navigation	BeiDou GPS Galileo GLONASS QZSS SBAS	BeiDou GPS Galileo GLONASS