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Snapdragon 835 vs Snapdragon 660

We compared two 8-core processors: Qualcomm Snapdragon 835 (with Adreno 540 graphics) and Snapdragon 660 (Adreno 512). Here you will find the pros and cons of each chip, technical specs and comprehensive tests in benchmarks like AnTuTu and Geekbench.

Review

General comparison of performance, power consumption and other indicators
CPU Performance
Single and multi-core processor tests
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Battery life
Efficiency of battery consumption
NanoReview Score
Overall chip score

Key Differences

Main differences and advantages of each chip
Pros of Qualcomm Snapdragon 835
  • Performs 2.6x better in floating-point computations
  • Supports 100% higher memory bandwidth (29.8 against 14.9 GB/s)
  • Shows significantly better (up to 78%) AnTuTu 8 score – 282K vs 158K
  • Has the smaller size of the transistor (10 versus 14 nm)
  • 11% higher CPU clock speed (2450 vs 2200 MHz)
  • Better instruction set architecture
Pros of Qualcomm Snapdragon 660
  • Higher GPU frequency (~20%)

Benchmarks

Performance tests in popular benchmarks
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 8
282311

Specifications

Full list of technical specifications of Snapdragon 835 and Snapdragon 660

CPU

Architecture 4x 2.45 GHz – Kryo 280 (Cortex-A73)
4x 1.9 GHz – Kryo 280 (Cortex-A53)
4x 2.2 GHz – Kryo 260 Gold (Cortex-A73)
4x 1.84 GHz – Kryo 260 Silver (Cortex-A53)
Cores 8 8
Frequency 2450 MHz 2200 MHz
Instruction set ARMv8.1-A ARMv8-A
L1 cache 128 KB -
L2 cache 2 MB 1 MB
Process 10 nanometers 14 nanometers
Transistor count 3 billion 1.75 billion

Graphics

GPU name Adreno 540 Adreno 512
Architecture Adreno 500 Adreno 500
GPU frequency 710 MHz 850 MHz
Number of ALUs 256 128
FLOPS 558 Gigaflops 217 Gigaflops
Vulkan version 1.1 1.0
OpenCL version 2.0 1.2
DirectX version 12 12

Memory

Memory type LPDDR4X LPDDR4
Memory frequency 1866 MHz 1866 MHz
Bus 2x 16 Bit 4x 16 Bit
Max bandwidth 29.8 Gbit/s 14.9 Gbit/s
Max size 8 GB 8 GB

Multimedia (ISP)

Neural processor (NPU) Hexagon 680 Hexagon 680
Storage type UFS 2.1 UFS 2.1
Max display resolution 3840 x 2160 2560 x 1600
Max camera resolution 1x 32MP, 2x 16MP 1x 48MP, 2x 16MP
Video capture 4K at 30FPS 4K at 30FPS
Video playback 4K at 60FPS 4K at 30FPS
Video codecs H.264, H.265, VP9 H.264, H.265, VP8, VP9
Audio codecs Qualcomm aptX, Qualcomm Aqstic AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC

Connectivity

Modem X16 LTE X12
4G support LTE Cat. 16 LTE Cat. 12
5G support No No
Download speed Up to 1000 Mbps Up to 600 Mbps
Upload speed Up to 150 Mbps Up to 150 Mbps
Wi-Fi 5 5
Bluetooth 5.0 5.0
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS GPS, GLONASS, Beidou, Galileo, QZSS, SBAS

Info

Announced November 2016 May 2017
Class Flagship Mid range
Model number MSM8998 SDM660
Official page Qualcomm Snapdragon 835 official site Qualcomm Snapdragon 660 official site

Cast your vote

So, which SoC would you choose?
16 (72.7%)
6 (27.3%)
Total votes: 22

Comments

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