CPU A
Qualcomm Snapdragon 821
4 cores 2342 MHz 14 nanometers Adreno 530
Mobile processor comparison
Qualcomm Snapdragon 821 vs Samsung Exynos 1580
Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.
CPU B
Samsung Exynos 1580
8 cores 2900 MHz 4 nanometers Samsung Xclipse 540
Compared fields
42
Different values
40
Quick factual highlights
Qualcomm Snapdragon 821
No safely comparable numerical advantage detected.
Samsung Exynos 1580
- More CPU cores
- Higher maximum CPU clock
- Smaller manufacturing process
- Higher listed download speed
CPU
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| Architecture | 2x 2.342 GHz - Kryo2x 1.6 GHz - Kryo | 1x 2.9 GHz - Cortex-A7203x 2.6 GHz - Cortex-A7204x 1.95 GHz - Cortex-A520 |
| CPU cores | 4 | 8 |
| Clock speed | 2342 MHz | 2900 MHz |
| Instruction set | ARMv8-A | ARMv9-A |
| Process technology | 14 nanometers | 4 nanometers |
| Transistors | 2 billion | Not available |
| TDP | 11 W | Not available |
Cache and memory
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| L1 cache | 64 KB | Not available |
| L2 cache | 3 MB | Not available |
| Memory type | LPDDR4 | LPDDR5 |
| Memory frequency | 1866 MHz | 3200 MHz |
| Memory bus | 4x 16 Bit | 4x 16 Bit |
| Maximum bandwidth | 29.8 Gbit/s | 51.2 Gbit/s |
| Maximum memory | 6 GB | 12 GB |
Graphics and AI
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| GPU | Adreno 530 | Samsung Xclipse 540 |
| GPU architecture | Adreno 500 | Magellan (RDNA 3) |
| GPU clock | 653 MHz | Not available |
| Execution units | 2 | Not available |
| Shaders | 256 | Not available |
| FLOPS | 519 Gigaflops | Not available |
| Vulkan | 1.0 | 1.3 |
| OpenCL | 2.0 | 2.0 |
| DirectX | 11.2 | 12.1 |
| Neural processor / NPU | Hexagon 680 | Yes |
Display and media
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| Maximum display resolution | 3840 x 2160 | 2960 x 1440 |
| Maximum camera resolution | 1x 28MP, 2x 13MP | 1x 200MP, 2x 32MP |
| Video capture | 4K at 30FPS | 4K at 60FPS |
| Video playback | 4K at 30FPS | 4K at 60FPS |
| Video codecs | H.264, H.265, VP8, VP9 | - H.264 - H.265 - VP8 - VP9 |
| Audio codecs | AIFF, CAF, MP3, MP4, WAV | - AAC - AIFF - CAF - MP3 - MP4 - WAV |
Connectivity
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| 4G | LTE Cat. 12 | LTE Cat. 18 |
| 5G | No | Yes |
| Download speed | Up to 600 Mbps | Up to 5100 Mbps |
| Upload speed | Up to 150 Mbps | Up to 1280 Mbps |
| Wi-Fi | 5 | 6 |
| Bluetooth | 4.1 | 5.4 |
| Navigation | GPS, GLONASS, Beidou, Galileo | GPS, GLONASS, Beidou, Galileo, QZSS |
General
| Specification | Qualcomm Snapdragon 821 | Samsung Exynos 1580 |
|---|---|---|
| Release | August 2016 | October 2024 |
| Class | Flagship | Mid range |
| Model number | MSM8996 Pro | S5E8855 |
| Storage support | eMMC 5.1, UFS 2.0 | UFS 3.1 |
| Devices in database | 27 | Not available |
Real devices
Phones using these processors
Examples found in the existing device catalogue.
Qualcomm Snapdragon 821
4G
Samsung SM-G9298
- Display
- Super AMOLED 16M colors 1080 × 1920 pixels (4…
- RAM
- 4 GB
- Storage
- 64 GB
- Battery
- Li-Ion 2300 mAh
PDF manual
Samsung Galaxy Tab S3 WiFi
- Display
- Super AMOLED 2048 × 1536 pixels (9.70 inches)…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 6000 mAh
PDF manual 4G
Samsung Galaxy Tab S3 LTE
- Display
- Super AMOLED 2048 × 1536 pixels (9.70 inches)…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 6000 mAh
PDF manual 4G
LG G Pad 5 10.1 FHD
- Display
- IPS TFT 16M colors 1200 × 1920 pixels (10.10…
- RAM
- 4 GB
- Storage
- 32 GB
- Battery
- Li-Ion 8200 mAh
4G
LG Q9
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 32 GB, 64 GB
- Battery
- Li-Po 3000 mAh
4G
LG G7+ Fit
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 64 GB
- Battery
- Li-Ion 3000 mAh
PDF manual 4G
LG G7 Fit
- Display
- IPS TFT 16M colors 1440 × 3120 pixels (6.10 i…
- RAM
- 4 GB
- Storage
- 32 GB, 64 GB
- Battery
- Li-Po 3000 mAh
PDF manual 4G
LG G6+ Dual SIM
- Display
- IPS TFT 16M colors 1440 × 2880 pixels (5.70 i…
- RAM
- 4 GB
- Storage
- 128 GB
- Battery
- Li-Ion 3300 mAh
Samsung Exynos 1580
5G
Samsung Galaxy A56
- Display
- Super AMOLED 16.7M colors, 120 Hz, 1080 × 234…
- RAM
- 12 GB, 8 GB
- Storage
- 128 GB, 256 GB
- Battery
- Li-Po 5000 mAh
Keep comparing
Related processor comparisons
MediaTek Dimensity 7300vsSamsung Exynos 1580
Samsung Exynos 1580vsSamsung Exynos 2400e
Qualcomm Snapdragon 778GvsSamsung Exynos 1580
Google Tensor G4vsSamsung Exynos 1580
Apple A16 BionicvsSamsung Exynos 1580
Apple A15 BionicvsSamsung Exynos 1580
Qualcomm Snapdragon 6 Gen 1vsSamsung Exynos 1580
Samsung Exynos 1580vsSamsung Exynos 2200