Qualcomm claims that "our new Spectra camera and Adreno graphics architectures boost power efficiency by up to 30 percent compared to our previous generations," so we should notice significant battery savings when performing graphics-intensive tasks or video capture with Snapdragon 845 devices compared to 835 gear.
| Snapdragon 845 | Snapdragon 835 | |
|---|---|---|
| Production process | Second-gen 10nm (LPP) | First-gen 10nm (LPE) |
| Processor cores | 4x Kryo 385 @ 2.8GHz (custom Cortex-A75) + 4x Kryo 385 @ 1.8GHz (custom Cortex-A55) | 4x Kryo 280 @ 2.45GHz + 4x Kryo 280 @ 1.90GHz |
| GPU | Adreno 630, 2x 2400x2400 @ 120 FPS (VR), physical object detection during VR sessions | Adreno 540 |
| Modem | Snapdragon X20 LTE (5xCA) (download: Cat 18, up to 1200 Mbit/s; upload: Cat 13, up to 150 Mbit/s), 4x4 MIMO | Snapdragon X16 LTE (4xCA) (download: Cat 16, up to 1000 Mbit/s; upload: Cat 13, up to 150 Mbit/s) |
| AI co-processing | Yes, Hexagon 685 | Yes, Hexagon 682 |
| Video encode | 4K HDR at 60fps | 4K at 30fps |
| Image signal processing | Qualcomm Spectra 280, support for 16MP image sensor operating up to 60 frames per second | Qualcomm Spectra 180 |
| Security | Secure Processing Unit (SPU) isolated subsystem | Qualcomm Processor Security |
| Misc. | Quick Charge 4+ Dual SIM dual VoLTE support Multi-frame Noise Reduction (MFNR) Slow Motion video capture (720p@480fps) | Quick Charge 4 |
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