Apple A9 (Samsung) vs Qualcomm Snapdragon 821 Full Specs
2 Cores 2 Threads 1.85GHz | 4 Cores(2P+2E) 4 Threads(2P+2E) 2.15GHz |
TDP 5W | TDP 5W |
Bandwidth 25.6GB/s LPDDR4 | Bandwidth 29.9GB/s LPDDR4 |
iGPU | iGPU |
·· 499.2 GFLOPSFP16 | ·· 639 GFLOPSFP16 |
A9 (Samsung)644
Snapdragon 8213022 Cores 2P - | 4 Cores 2P 2E |
2 Threads 2P - | 4 Threads 2P 2E |
Base Clock 1.85GHz | Base Clock 2.15GHz |
Overclocking Locked | Overclocking Locked |
L1i 64KB P - | L1i 32KB P 32KB E |
L1d 64KB P - | L1d 32KB P 32KB E |
L2 3MB P shared - | L2 1MB P shared 512KB E shared |
L3 4MB | L3 - |
Type LPDDR4 | Type LPDDR4 |
Max Memory 2GB | Max Memory 8GB |
ECC No | ECC No |
Channels 1 | Channels 4 |
Bus Width 64-bit | Bus Width 64-bit |
Speed 3200MT/s | Speed 3733MT/s |
Bandwidth 25.6GB/s | Bandwidth 29.9GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 25.6GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 29.9GB/s |
TDP 5W | TDP 5W |
iGPU | iGPU |
Shaders 192 | Shaders 256 |
Boost Clock 650MHz | Boost Clock 624MHz |
·· 499.2 GFLOPSFP16 | ·· 639 GFLOPSFP16 |
NPU Model - | NPU Model Hexagon 680 |
NPU Clock - | NPU Clock 1GHz |
Modem Model - | Modem Model X12 |
Peak Down - | Peak Down Up to 600Mbps |
Peak Up - | Peak Up Up to 150Mbps |
Manufacturer | Manufacturer |
ISA AArch64 | ISA AArch64 |
Architecture Apple Silicon 4ARMv8.0-A | Architecture KryoARMv8.0-A |
Family | Family |
Branding  | Branding  |
Codename Maui A9 SamsungVariant TwisterP-Core | Codename - Snapdragon 821Variant - |
Market Segment Smartphone | Market Segment Smartphone |
Release Date Sep 25, 2015 | Release Date Sep 9, 2016 |
Foundry Samsung | Foundry Samsung |
Fabrication Node 14LPP | Fabrication Node 14LPP |
Die Size 96mm² | Die Size - |
Transistor Count 2.5 Billion | Transistor Count - |
Transistor Density 26 MTr/mm² | Transistor Density - |
No images available
No images available
Smartphones | Smartphones |
Tablets | Tablets - |