Apple A1 vs Apple A18 Full Specs
1 Core 1 Thread 412MHz | 6 Cores(2P+4E) 6 Threads(2P+4E) 4.04GHz |
TDP 5W | TDP 5W |
Bandwidth 500MB/s LPDDR | Bandwidth 60GB/s LPDDR5X |
iGPU | iGPU |
·· 206 MFLOPSFP32 | ·· 1.71 TFLOPSFP16 |
1 Core 1P - | 6 Cores 2P 4E |
1 Threads 1P - | 6 Threads 2P 4E |
Base Clock 412MHz | Base Clock 4.04GHz |
Overclocking Locked | Overclocking Locked |
L1i 16KB P - | L1i 192KB P 128KB E |
L1d 16KB P - | L1d 128KB P 64KB E |
L2 - - | L2 8MB P shared 4MB E shared |
SLC Cache - | SLC Cache 12MB |
Type LPDDR | Type LPDDR5X |
Max Memory 128MB | Max Memory 8GB |
ECC No | ECC No |
Channels 1 | Channels 1 |
Bus Width 16-bit | Bus Width 64-bit |
Speed 266MT/s | Speed 7500MT/s |
Bandwidth 500MB/s | Bandwidth 60GB/s |
Bandwidth Calculator Channels Transfer Rate ·· | Bandwidth Calculator Channels Transfer Rate ·· |
TDP 5W | TDP 5W |
Peak Power - | Peak Power 12W |
- | PCIe PCIe 4.0 x35.9GB/sBandwidth |
iGPU | iGPU |
Shaders 1 | Shaders 640 |
Boost Clock 103MHz | Boost Clock 1.34GHz |
·· 206 MFLOPSFP32 | ·· 1.71 TFLOPSFP16 |
NPU Model - | NPU Model H17 Theia |
NPU Cores - | NPU Cores 16 |
NPU Clock - | NPU Clock 2.17GHz |
Performance - | Performance 35 TOPSINT8 |
Manufacturer | Manufacturer |
ISA AArch32 | ISA AArch64 |
Architecture | Architecture Apple Silicon 14ARMv9.2-A |
Family | Family |
Branding ![]() | Branding ![]() |
Codename A1 - ARM11P-Core - | Codename Tupai A18Variant AS14PP-Core AS14EE-Core |
Market Segment Smartphone | Market Segment Smartphone |
Release Date Jun 29, 2007 | Release Date Sep 9, 2024 |
Foundry Samsung | Foundry TSMC |
Fabrication Node 90nm | Fabrication Node N3E |
Die Size 72mm² | Die Size 90mm² |
Transistor Count - | Transistor Count 15.5 Billion |
Transistor Density - | Transistor Density 172 MTr/mm² |
Smartphones | Smartphones |



