Qualcomm Snapdragon 821
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Overall score
star star star star star
Released
Q3/2016
Qualcomm Snapdragon 821

Processor Qualcomm Snapdragon 821, specifications and benchmarks

1718 place in the overall ranking CPUs!
The Qualcomm Snapdragon 821 processor is installed in N/A socket boards and operates at a frequency of 1.60 GHz. The Qualcomm Snapdragon 821 has a total of 4 / 4 cores. Release date: Q3/2016. TDP is . This review will provide all the technical specifications and detailed data about the Qualcomm Snapdragon 821 processor. Discover everything to determine whether a game or software will run on Qualcomm Snapdragon 821.

Qualcomm Snapdragon 821 Specifications

Technical data
CPU Family and Group

This section provides a comprehensive overview of the processors generation and family, explaining the specific market segment it is designed for. It covers key details such as the CPUs position within its product lineup, its intended use cases (e.g., consumer, server, or workstation), and how its generation compares to previous models.

  • Family
  • CPU group
    Qualcomm Snapdragon 820
  • Segment
    Mobile
  • Generation
    3
  • Predecessor
    --
  • Successor
    --
CPU Technical Specs

Qualcomm Snapdragon 821. This section highlights key performance parameters of the processor, including the number of cores, threads, and clock speeds (base and boost frequencies). These metrics directly impact multitasking capabilities and overall system performance in both single-threaded and multi-threaded applications.

  • CPU Cores / Threads
    4 / 4
  • Core architecture
    hybrid (big.LITTLE)
  • A-Core
    2x Kryo
  • B-Core
    2x Kryo
  • C-Core
    --
  • Frequency
    1.60 GHz
  • Turbo (1 Core)
    2.40 GHz
  • Turbo (4 Cores)
    2.40 GHz
  • Hyperthreading
    No
  • Overclocking
    No
IGPU

This section provides details on the integrated graphics capabilities of the processor. It covers the architecture, performance characteristics, and supported technologies (e.g., DirectX, OpenGL), which are essential for systems without dedicated GPUs or for mobile devices that require energy-efficient graphics processing.

  • GPU name
    Qualcomm Adreno 530
  • GPU frequency
    0.62 GHz
  • GPU (Turbo)
    0.62 GHz
  • Execution units
    0
  • Shader
    256
  • Max. GPU Memory
    --
  • Max. displays
    0
  • Generation
    5
  • Direct X
    11,1
  • Technology
    14 nm
  • Release date
    Q4/2015
Hardware codec support

This section covers the built-in hardware codec support for video and image processing. The processor’s ability to handle codecs like H.264, HEVC, and VP9 directly influences its performance in tasks such as video playback, editing, and streaming. This hardware acceleration ensures smoother media handling with lower CPU utilization.

  • h265 / HEVC (8 bit)
    Decode
  • h265 / HEVC (10 bit)
    No
  • h264
    Decode
  • VP8
    Decode
  • VP9
    Decode
  • AV1
    No
  • AVC
    No
  • VC-1
    Decode
  • JPEG
    Decode
Memory Specs & PCI

This section breaks down the technical characteristics of the memory supported by the processor, including the types (e.g., DDR4, DDR5), number of memory channels, and maximum supported memory speed. It also covers PCI Express support, which determines the bandwidth available for GPUs, SSDs, and other peripherals, critical for high-performance systems.

  • Memory type
    LPDDR4-1866
  • Max. Memory
  • Memory channels
    4
  • ECC
    No
  • PCIe
  • AES-NI
    No
Thermal Management
  • TDP (PL1)
  • TDP (PL2)
    --
  • TDP up
    --
  • TDP down
    --
  • Tjunction max.
    --
* see below
Technologies and Extensions

This section explains the underlying technologies that enable the processor to deliver high performance. It includes details about the manufacturing process (e.g., 7nm, 10nm), supported instruction sets (e.g., AVX, SSE), and virtual machine extensions that enhance compatibility and efficiency across various workloads.

  • Instruction set (ISA)
    ARMv8-A64 (64 bit)
  • ISA extensions
  • L2-Cache
    --
  • L3-Cache
    --
  • Architecture
    Kryo
  • Technology
    14 nm
  • Virtualization
    None
  • Socket
    N/A
  • Release date
    Q3/2016
  • Part Number
    MSM8996 Pro-AB
Positions in all rankings

Common positions Qualcomm Snapdragon 821 CPU in popular benchmarks, for comparison with other models.

  • Geekbench 5, 64bit (Single-Core)
    1357 place
  • Geekbench 5, 64bit (Multi-Core)
    1389 place
  • iGPU - FP32 Performance (Single-precision GFLOPS)
    628 place

Qualcomm Snapdragon 821 Benchmarks

Performance tests CPU

Compare the benchmark scores of Qualcomm Snapdragon 821 with other processors to gauge its real-world performance across various tasks..

These tests encompass tasks such as mathematical calculations, 3D rendering, cryptocurrency mining, and performance evaluations in both single-core and multi-core modes.

Geekbench 5, 64bit (Single-Core)
Geekbench 5 SC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
311
307
306
303
Qualcomm Snapdragon 821
303
Qualcomm Snapdragon 821
Geekbench 5, 64bit (Multi-Core)
Geekbench 5 MC is a popular cross-platform performance test for desktop or mobile processors that uses system memory intensively
798
794
793
786
Qualcomm Snapdragon 821
786
Qualcomm Snapdragon 821
iGPU - FP32 Performance (Single-precision GFLOPS)
The performance of the iGPU - the internal GPU in games
480
480
480
476
Qualcomm Snapdragon 821
476
Qualcomm Snapdragon 821

Synonyms

Similar processors in terms of performance.

Similar in technical data processors with Qualcomm Snapdragon 821.

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MediaTek Helio P25 View
AMD A4-3310MX View
AMD E-240 View
AMD A4-6300 View
Intel Core i5-2500S View
Intel Core 2 Extreme QX9775 View
AMD A6-5357M View

*

PL1 - The power limit (in watts) generated by the processor (or GPU) during sustained, standard operation. It represents the typical thermal output during normal workloads.

PL2 - Represents the maximum power limit under heavy load or overclocking conditions. It indicates the thermal output during peak performance.

These values are essential for determining the optimal cooling system and power supply required to maintain stable performance.

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Qualcomm Snapdragon 821

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