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Qualcomm Snapdragon 820 vs Apple A4
Last updated:
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
More benchmarks
Specifications
At a glance
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| Family | Qualcomm Snapdragon (105) | Apple A series (27) |
| CPU group | Qualcomm Snapdragon 820 (3) | Apple A4 (1) |
| Architecture | Kryo | A4 |
| Technology | 14 nm | 45 nm |
| Segment | Smartphone / Tablet | Smartphone / Tablet |
| Socket | ||
| Predecessor | ||
| Successor |
CPU Cores and Base Frequency
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| CPU Cores / Threads | 4 / 4 | 1 / 1 |
| Hyperthreading / SMT | ✗ | ✗ |
| Core architecture | hybrid (big.LITTLE) | normal |
| Core Cluster 1: | 2x Kryo 2.15 GHz |
1x Cortex-A8 0.80 - 1.00 GHz |
| Core Cluster 2: | 2x Kryo 1.60 GHz |
|
| L2-Cache | 0.51 MB | |
| L3-Cache | ||
| Overclocking | ✗ | ✗ |
Integrated graphics (iGPU)
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| GPU name | Qualcomm Adreno 530 | PowerVR SGX535 |
| GPU frequency | 0.62 - 0.62 GHz | |
| CUs / Shader | / 256 | 2 / 2 |
| Raytracing | ✗ | ✗ |
| Max. displays | 0 | 1 |
| Max. GPU Memory | ||
| Technology | 14 nm | 65nm |
| Release date | Q4/2015 | Q4/2007 |
NPU AI performance
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| AI hardware | Qualcomm AI engine | |
| AI specifications | Hexagon 680 | |
| NPU + CPU + iGPU |
Memory & PCIe
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| Memory | LPDDR4-3733 (14.9 GB/s) | LPDDR2-800 |
| Max. Memory | 12 GB | |
| Memory channels | 4 | 1 |
| ECC | No | No |
| PCIe | ||
| PCIe Bandwidth |
Thermal Management
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| TDP | ||
| TDP (PL2) | ||
| TDP up | ||
| TDP down | ||
| T. junction max. |
Technical details
|
Wischen
|
Qualcomm Snapdragon 820 | Apple A4 |
|---|---|---|
| Chip design | Chiplet | Chiplet |
| AES-NI | ✗ | ✗ |
| Operating systems | Android | iOS |
| Instruction set | Armv8-A (64 bit) | Armv7-A (32 bit) |
| ISA extensions | ||
| Release date | Q4/2015 | Q2/2010 |
| Release price | ||
| Documents | Technical data sheet |
User Reviews
Your rating
Here you can rate one or both of the processors. The average rating of Qualcomm Snapdragon 820 is 4.4 stars (10 ratings), while Apple A4 has received 3.6 stars (12 ratings).
Click on the stars to rate one or both processors.
Most popular CPUs in both categories
1
MediaTek Dimensity 8300
8C / 8T · 0.00 GHz
2
MediaTek Dimensity 9300
8C / 8T · 0.00 GHz
3
Qualcomm Snapdragon 8 Elite for Galaxy
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4
Qualcomm Snapdragon 8s Gen 3
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5
MediaTek Dimensity 9300+
8C / 8T · 0.00 GHz
6
Apple A15 Bionic (4-GPU)
6C / 6T · 0.00 GHz
7
Qualcomm Snapdragon 820
4C / 4T · 0.00 GHz
8
Qualcomm Snapdragon 8+ Gen 1
8C / 8T · 0.00 GHz
9
Apple A4
1C / 1T · 1.00 GHz
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