Qualcomm Snapdragon 625 vs Qualcomm Snapdragon 855

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CPU comparison with benchmarks


Qualcomm Snapdragon 625 CPU1 vs CPU2 Qualcomm Snapdragon 855
Qualcomm Snapdragon 625 Qualcomm Snapdragon 855

CPU comparison

Qualcomm Snapdragon 625 or Qualcomm Snapdragon 855 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Qualcomm Snapdragon 625 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 625 was released in Q2/2016.

The Qualcomm Snapdragon 855 has 8 cores with 8 threads and clocks with a maximum frequency of 2.84 GHz. The CPU supports up to 16 GB of memory in 4 memory channels. The Qualcomm Snapdragon 855 was released in Q4/2018.
Qualcomm Snapdragon (102) Family Qualcomm Snapdragon (102)
Qualcomm Snapdragon 625/626 (2) CPU group Qualcomm Snapdragon 855/860 (3)
3 Generation 6
Cortex-A53 Architecture Kryo 485
Mobile Segment Mobile
-- Predecessor Qualcomm Snapdragon 845
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon 625 has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Qualcomm Snapdragon 625 is 2.00 GHz while the Qualcomm Snapdragon 855 has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 855 is at 2.84 GHz.

Qualcomm Snapdragon 625 Characteristic Qualcomm Snapdragon 855
8 Cores 8
8 Threads 8
normal Core architecture hybrid (Prime / big.LITTLE)
No Hyperthreading No
No Overclocking ? No
2.00 GHz
8x Cortex-A53
A-Core 2.84 GHz
1x Kryo 485 Prime
-- B-Core 2.42 GHz
3x Kryo 485 Gold
-- C-Core 1.80 GHz
4x Kryo 485 Silver

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Qualcomm Snapdragon 625 Characteristic Qualcomm Snapdragon 855
Qualcomm AI engine AI hardware Qualcomm AI engine
Hexagon 546 AI specifications Hexagon 690 @ 7 TOPS

Internal Graphics

The Qualcomm Snapdragon 625 or Qualcomm Snapdragon 855 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Qualcomm Adreno 506 GPU Qualcomm Adreno 640
0.65 GHz GPU frequency 0.25 GHz
0.65 GHz GPU (Turbo) 0.59 GHz
5 GPU Generation 5
14 nm Technology 7 nm
0 Max. displays 1
-- Compute units 4
96 Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 4 GB
11 DirectX Version 12.0

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Qualcomm Adreno 506 GPU Qualcomm Adreno 640
Decode Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Qualcomm Snapdragon 625 can use up to 8 GB of memory in 2 memory channels. The maximum memory bandwidth is 14.9 GB/s. The Qualcomm Snapdragon 855 supports up to 16 GB of memory in 4 memory channels and achieves a memory bandwidth of up to 34.1 GB/s.

Qualcomm Snapdragon 625 Characteristic Qualcomm Snapdragon 855
LPDDR3-1866 Memory LPDDR4X-4266
8 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
14.9 GB/s Max. Bandwidth 34.1 GB/s
No ECC No
-- L2 Cache 1.75 MB
-- L3 Cache 2.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Qualcomm Snapdragon 625 is --, while the Qualcomm Snapdragon 855 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Qualcomm Snapdragon 625 Characteristic Qualcomm Snapdragon 855
-- TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Qualcomm Snapdragon 625 is manufactured in 14 nm and has 0.00 MB cache. The Qualcomm Snapdragon 855 is manufactured in 7 nm and has a 3.75 MB cache.

Qualcomm Snapdragon 625 Characteristic Qualcomm Snapdragon 855
14 nm Technology 7 nm
Chiplet Chip design Chiplet
Armv8-A (64 bit) Instruction set (ISA) Armv8-A (64 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
No AES-NI No
Android Operating systems Android
Q2/2016 Release date Q4/2018
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Qualcomm Snapdragon 625 to help other visitors make their purchasing decisions. The average rating is 3.5 stars (2 ratings). Rate now:
Here you can rate the Qualcomm Snapdragon 855 to help other visitors make their purchasing decisions. The average rating is 4.2 stars (5 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
271 (37%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
724 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
1163 (45%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
2578 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
294 (31%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
960 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
941 (33%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
2819 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
Qualcomm Adreno 506 @ 0.65 GHz
125 (14%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
Qualcomm Adreno 640 @ 0.59 GHz
899 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
1775 (39%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
4527 (100%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
0 (0%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
432560 (100%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Qualcomm Snapdragon 625 Qualcomm Snapdragon 625
8C 8T @ 2.00 GHz
0 (0%)
Qualcomm Snapdragon 855 Qualcomm Snapdragon 855
8C 8T @ 2.84 GHz
7 (100%)

Devices using this processor

Qualcomm Snapdragon 625 Qualcomm Snapdragon 855
Unknown OnePlus 7 Pro
OnePlus 7 Pro 5G
Sony Xperia 1
Sony Xperia 5
Xiaomi Mi 9
Oppo Reno 10x Zoom

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