Qualcomm Snapdragon 821 Benchmark, Test and specs

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The Qualcomm Snapdragon 821 is a 4 core processor. It can process 4 threads concurrently and is based on the 3. gen of the Qualcomm Snapdragon series. The processor was released in Q3/2016. The Qualcomm Snapdragon 821 scores 341 points with one CPU core in the Geekbench 5 benchmark. When using all CPU cores, the result is 864 points.
Qualcomm Snapdragon 821

At a glance

Name: Qualcomm Snapdragon 821
Family: Qualcomm Snapdragon (104)
CPU group: Qualcomm Snapdragon 820 (3)
Architecture: Kryo
Technology: 14 nm
Segment: Mobile
Generation: 3
Predecessor: --
Successor: --

CPU Cores and Base Frequency

The 4 CPU cores of the Qualcomm Snapdragon 821 clock with 2.40 GHz. The number of CPU cores and the clock frequency of the processor are largely responsible for the overall performance.

CPU Cores / Threads: 4 / 4
Core architecture: hybrid (big.LITTLE)
A-Core: 2x Kryo
B-Core: 2x Kryo
Hyperthreading / SMT: No
Overclocking: No
A-Core Frequency: 2.40 GHz
B-Core Frequency: 1.60 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AI hardware: Qualcomm AI engine
AI specifications: Hexagon 680
NPU + CPU + iGPU: --

Integrated graphics (iGPU)

With the Qualcomm Adreno 530, the Qualcomm Snapdragon 821 has an build in graphic solution. It has -- SM processors, which have a total of 256 texture shaders. The iGPU not only enables games, but also significantly accelerates video playback.

GPU name: Qualcomm Adreno 530
GPU frequency: 0.62 GHz
GPU (Turbo): 0.62 GHz
Compute units: --
Shader: 256
Hardware Raytracing: No
Release date: Q4/2015
Max. displays: 0
Generation: 5
Direct X: 11,1
Technology: 14 nm
Max. GPU Memory: --
Frame Generation: No

Hardware codec support

Processors that have an integrated graphics can play videos faster and more efficiently. This can have a positive effect on the battery life of notebooks, for example.

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 & PCIe

The Qualcomm Snapdragon 821 supports up to 8 GB memory in up to 2 (Dual Channel) memory channels. This results in a maximum memory bandwidth of 14.9 GB/s.

Memory type: Memory bandwidth:
LPDDR4-3733
14.9 GB/s
Max. Memory: 8 GB
Memory channels: 2 (Dual Channel)
ECC: No
PCIe:
PCIe Bandwidth: --

Thermal Management

With the TDP, the processor manufacturer specifies the cooling solution required for the processor. The Qualcomm Snapdragon 821 has a TDP of .

TDP (PL1 / PBP):
TDP (PL2): --
TDP up: --
TDP down: --
Tjunction max.: --

Technical details

The Qualcomm Snapdragon 821 has a 0.00 MB large cache. The processor is manufactured in 14 nm. Modern production increases the efficiency of the processor.

Technology: 14 nm
Chip design: Chiplet
Socket: --
L2-Cache: --
L3-Cache: --
AES-NI: No
Operating systems: Android
Virtualization: None
Instruction set (ISA): Armv8-A (64 bit)
ISA extensions: --
Release date: Q3/2016
Release price: --
Part Number: MSM8996 Pro-AB
Documents: Technical data sheet

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Benchmark results

Verified Benchmark results
The benchmark results for the Qualcomm Snapdragon 821 have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.


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.
AMD Athlon II X2 210e AMD Athlon II X2 210e
2C 2T @ 2.60 GHz
342
Intel Core2 Duo E6540 Intel Core2 Duo E6540
2C 2T @ 2.33 GHz
342
Intel Core2 Duo E6550 Intel Core2 Duo E6550
2C 2T @ 2.33 GHz
342
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
341
Intel Atom C3558 Intel Atom C3558
4C 4T @ 2.20 GHz
338
Qualcomm Snapdragon 660 non LTE Qualcomm Snapdragon 660 non LTE
8C 8T @ 2.20 GHz
338
Intel Core2 Duo E4600 Intel Core2 Duo E4600
2C 2T @ 2.40 GHz
337

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.
MediaTek Helio P25 MediaTek Helio P25
8C 8T @ 2.60 GHz
867
AMD Athlon 5350 AMD Athlon 5350
4C 4T @ 2.05 GHz
865
MediaTek MT8169A MediaTek MT8169A
6C 6T @ 2.00 GHz
865
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
864
Qualcomm Snapdragon 820 Lite Qualcomm Snapdragon 820 Lite
4C 4T @ 1.80 GHz
864
Intel Pentium B970 Intel Pentium B970
2C 2T @ 2.30 GHz
862
MediaTek MT8176 MediaTek MT8176
6C 6T @ 2.00 GHz
861

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.
Intel Pentium 3805U Intel Pentium 3805U
2C 2T @ 1.90 GHz
379
Intel Pentium B950 Intel Pentium B950
2C 2T @ 2.10 GHz
379
Qualcomm Snapdragon 670 Qualcomm Snapdragon 670
8C 8T @ 2.00 GHz
375
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
370
Samsung Exynos 9610 Samsung Exynos 9610
8C 8T @ 2.30 GHz
370
Intel Celeron 3765U Intel Celeron 3765U
2C 2T @ 1.90 GHz
370
Intel Core i3-2328M Intel Core i3-2328M
2C 4T @ 2.20 GHz
369

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.
AMD Opteron X3216 AMD Opteron X3216
2C 2T @ 1.60 GHz
764
Intel Celeron G1620 Intel Celeron G1620
2C 2T @ 2.70 GHz
760
Intel Pentium 2030M Intel Pentium 2030M
2C 2T @ 2.50 GHz
754
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
752
Qualcomm Snapdragon 820 Qualcomm Snapdragon 820
4C 4T @ 2.15 GHz
746
Qualcomm Snapdragon 439 Qualcomm Snapdragon 439
8C 8T @ 1.95 GHz
736
Intel Core i3-2312M Intel Core i3-2312M
2C 4T @ 2.10 GHz
731

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.
AMD A8-3800 AMD A8-3800
AMD Radeon HD 6550D @ 0.60 GHz
480
AMD A8-3820 AMD A8-3820
AMD Radeon HD 6550D @ 0.60 GHz
480
AMD A8-3850 AMD A8-3850
AMD Radeon HD 6550D @ 0.60 GHz
480
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
Qualcomm Adreno 530 @ 0.62 GHz
476
Qualcomm Snapdragon 820 Qualcomm Snapdragon 820
Qualcomm Adreno 530 @ 0.62 GHz
476
Intel Core i9-10880H Intel Core i9-10880H
Intel UHD Graphics 630 @ 1.20 GHz
461
AMD Ryzen Embedded R2312 AMD Ryzen Embedded R2312
AMD Radeon RX Vega 3 (Raven Ridge) @ 1.20 GHz
461

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.
Intel Pentium G3220T Intel Pentium G3220T
2C 2T @ 2.60 GHz
1602
Intel Core i3-550 Intel Core i3-550
2C 4T @ 3.20 GHz
1597
Intel Celeron J4005 Intel Celeron J4005
2C 2T @ 2.70 GHz
1595
Qualcomm Snapdragon 821 Qualcomm Snapdragon 821
4C 4T @ 2.40 GHz
1594
Intel Core i5-4202Y Intel Core i5-4202Y
2C 4T @ 1.60 GHz
1592
Intel Core i5-4220Y Intel Core i5-4220Y
2C 4T @ 1.60 GHz
1592
Intel Pentium Gold 4415Y Intel Pentium Gold 4415Y
2C 4T @ 1.70 GHz
1590

Benchmarks





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