Apple S7 vs Apple S9 Full Specs
S712.8GB/s
S925.6GB/s2 Cores | 2 Cores |
2 Threads | 2 Threads |
Base Clock 1.73GHz | Base Clock 2.02GHz |
Overclocking Locked | Overclocking Locked |
L1i 96KB | L1i 128KB |
L1d 48KB | L1d 64KB |
L2 4MB shared | L2 4MB shared |
SLC Cache 1MB | SLC Cache 4MB |
Type LPDDR4 | Type LPDDR5 |
Max Memory 1.5GB | Max Memory 2GB |
ECC No | ECC No |
Channels 1 | Channels 1 |
Bus Width 32-bit | Bus Width 32-bit |
Speed 3200MT/s | Speed 6400MT/s |
Bandwidth 12.8GB/s | Bandwidth 25.6GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 12.8GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 25.6GB/s |
TDP 2W | TDP 2W |
NPU Model H11 Mercury | NPU Model H15 Crius |
NPU Cores 2 | NPU Cores 4 |
Performance 2 TOPSFP16 | Performance 4.3 TOPSFP16 |
Manufacturer | Manufacturer |
ISA AArch64 | ISA AArch64 |
Architecture Apple Silicon 9ARMv8.4-A | Architecture Apple Silicon 12ARMv8.5-A |
Family | Family |
Branding  | Branding  |
Codename Turks ThunderP-Core | Codename Caicos Sawtooth P-Core |
Market Segment Smartwatch | Market Segment Smartwatch |
Release Date Oct 15, 2021 | Release Date Sep 12, 2023 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N7P | Fabrication Node N4P |
Die Size 40mm² | Die Size 41mm² |
Transistor Count 3.5 Billion | Transistor Count 5.6 Billion |
Transistor Density 88 MTr/mm² | Transistor Density 135 MTr/mm² |
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