Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 850

Last updated:

CPU comparison with benchmarks


Qualcomm Snapdragon 821 CPU1 vs CPU2 Qualcomm Snapdragon 850
Qualcomm Snapdragon 821 Qualcomm Snapdragon 850

CPU comparison

Qualcomm Snapdragon 821 or Qualcomm Snapdragon 850 - 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 821 has 4 cores with 4 threads and clocks with a maximum frequency of 2.40 GHz. Up to 8 GB of memory is supported in 2 memory channels. The Qualcomm Snapdragon 821 was released in Q3/2016.

The Qualcomm Snapdragon 850 has 8 cores with 8 threads and clocks with a maximum frequency of 2.95 GHz. The CPU supports up to 8 GB of memory in 4 memory channels. The Qualcomm Snapdragon 850 was released in Q3/2018.
Qualcomm Snapdragon (102) Family Qualcomm Snapdragon (102)
Qualcomm Snapdragon 820 (3) CPU group Qualcomm Snapdragon 845/850 (2)
3 Generation 5
Kryo Architecture Kryo 385
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon 821 is a 4 core processor with a clock frequency of 2.40 GHz. The Qualcomm Snapdragon 850 has 8 CPU cores with a clock frequency of 2.95 GHz.

Qualcomm Snapdragon 821 Characteristic Qualcomm Snapdragon 850
4 Cores 8
4 Threads 8
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
2.40 GHz
2x Kryo
A-Core 2.95 GHz
4x Kryo 385 Gold
1.60 GHz
2x Kryo
B-Core 1.80 GHz
4x Kryo 385 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 821 Characteristic Qualcomm Snapdragon 850
Qualcomm AI engine AI hardware --
Hexagon 680 AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Qualcomm Adreno 530 GPU Qualcomm Adreno 630
0.62 GHz GPU frequency 0.70 GHz
0.62 GHz GPU (Turbo) --
5 GPU Generation 4
14 nm Technology 10 nm
0 Max. displays 2
-- Compute units --
256 Shader 256
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 8 GB
11,1 DirectX Version 11

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 530 GPU Qualcomm Adreno 630
Decode Codec h265 / HEVC (8 bit) Decode
No Codec h265 / HEVC (10 bit) Decode
Decode Codec h264 Decode / Encode
Decode Codec VP9 Decode
Decode Codec VP8 Decode
No Codec AV1 No
No Codec AVC Decode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Qualcomm Snapdragon 821 supports a maximum of 8 GB of memory in 2 memory channels. The Qualcomm Snapdragon 850 can connect up to 8 GB of memory in 4 memory channels.

Qualcomm Snapdragon 821 Characteristic Qualcomm Snapdragon 850
LPDDR4-3733 Memory LPDDR4X-3733
8 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 4 (Quad Channel)
14.9 GB/s Max. Bandwidth 29.8 GB/s
No ECC No
-- L2 Cache 1.50 MB
-- L3 Cache 2.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Qualcomm Snapdragon 821 has a TDP of --, that of the Qualcomm Snapdragon 850 is --.

Qualcomm Snapdragon 821 Characteristic Qualcomm Snapdragon 850
-- TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Qualcomm Snapdragon 821 has a 0.00 MB cache, while the Qualcomm Snapdragon 850 cache has a total of 3.50 MB.

Qualcomm Snapdragon 821 Characteristic Qualcomm Snapdragon 850
14 nm Technology 10 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
Q3/2016 Release date Q3/2018
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Qualcomm Snapdragon 821 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Qualcomm Snapdragon 850 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Qualcomm Snapdragon 821 (70%)
Qualcomm Snapdragon 850 (100%)
⌀ Multi core performance in 1 CPU benchmarks
Qualcomm Snapdragon 821 (44%)
Qualcomm Snapdragon 850 (100%)

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 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
341 (70%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
489 (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 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
864 (44%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
1953 (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 821 Qualcomm Snapdragon 821
Qualcomm Adreno 530 @ 0.62 GHz
476 (65%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
Qualcomm Adreno 630 @ 0.70 GHz
737 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
0 (0%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
30 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
0 (0%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
148 (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 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
370 (100%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
0 (0%)

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 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
752 (100%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
0 (0%)

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 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
1594 (100%)
Qualcomm Snapdragon 850 Qualcomm Snapdragon 850
8C 8T @ 2.95 GHz
0 (0%)

Devices using this processor

Qualcomm Snapdragon 821 Qualcomm Snapdragon 850
Unknown Unknown

Popular comparisons containing this CPUs

1. Qualcomm Snapdragon 821Qualcomm Snapdragon 888 Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 888
2. Qualcomm Snapdragon 850Qualcomm Snapdragon 7c Qualcomm Snapdragon 850 vs Qualcomm Snapdragon 7c
3. Qualcomm Snapdragon 821Qualcomm Snapdragon 720G Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 720G
4. Qualcomm Snapdragon 888Qualcomm Snapdragon 850 Qualcomm Snapdragon 888 vs Qualcomm Snapdragon 850
5. Qualcomm Snapdragon 750GQualcomm Snapdragon 850 Qualcomm Snapdragon 750G vs Qualcomm Snapdragon 850
6. Qualcomm Snapdragon 850Qualcomm Snapdragon 778G Qualcomm Snapdragon 850 vs Qualcomm Snapdragon 778G
7. Qualcomm Snapdragon 850Qualcomm Snapdragon 8cx Qualcomm Snapdragon 850 vs Qualcomm Snapdragon 8cx
8. Qualcomm Snapdragon 865Qualcomm Snapdragon 850 Qualcomm Snapdragon 865 vs Qualcomm Snapdragon 850
9. Qualcomm Snapdragon 821Qualcomm Snapdragon 695 5G Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 695 5G
10. Qualcomm Snapdragon 850Apple M1 Qualcomm Snapdragon 850 vs Apple M1


back to index