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Apple A4
Benchmarks & Specs
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Apple A4
Summary
The Apple A4 marked a significant step in Apple's history. This processor was Apple's first custom-designed system-on-a-chip. It laid the foundation for mobile innovations. Manufactured in a 45-nanometer process, the A4 architecture was specifically optimized for mobile devices. A particular strength of the Apple A4 was its remarkable energy efficiency.
This feature was crucial for the long battery life of the groundbreaking iPad and the popular iPhone 4. The Apple A4 also integrated the PowerVR SGX535 graphics unit alongside the CPU. This combination enabled a smooth and responsive user experience for the time. The seamless integration of all major components on a single chip was groundbreaking.
It simplified the design of end devices and contributed to the compact design. With its 1 MB Level 2 Cache, the processor delivered solid computing power. It demonstrated Apple's increasing independence and innovative strength in the hardware sector. The Apple A4 remains a milestone in mobile technology.
This feature was crucial for the long battery life of the groundbreaking iPad and the popular iPhone 4. The Apple A4 also integrated the PowerVR SGX535 graphics unit alongside the CPU. This combination enabled a smooth and responsive user experience for the time. The seamless integration of all major components on a single chip was groundbreaking.
It simplified the design of end devices and contributed to the compact design. With its 1 MB Level 2 Cache, the processor delivered solid computing power. It demonstrated Apple's increasing independence and innovative strength in the hardware sector. The Apple A4 remains a milestone in mobile technology.
- Apple's first custom-designed system-on-a-chip.
- High energy efficiency.
- Seamless integration of CPU and graphics.
- Foundation for mobile devices like iPad and iPhone 4.
Benchmarks
Performance Overview
Average performance across multiple benchmarks
Single-core performance
Multi-core performance
More benchmarks
Specifications
At a glance
| Property | Value |
|---|---|
| Family | Apple A series (27) |
| CPU group | Apple A4 (1) |
| Architecture | A4 |
| Technology | 45 nm |
| Segment | Smartphone / Tablet |
| Socket | |
| Generation | 4 |
| Predecessor | |
| Successor |
CPU Cores and Base Frequency
| Property | Value |
|---|---|
| CPU Cores / Threads | 1 / 1 |
| Hyperthreading / SMT | ✗ |
| Core architecture | normal |
| Cores: | 1x Cortex-A8 |
| Frequency: | 0.80 GHz |
| Turbo Frequency (1 Core): | 1.00 GHz |
| Turbo Frequency (1 Cores): | |
| L2-Cache | 0.51 MB |
| L3-Cache | |
| Overclocking | No |
Integrated graphics (iGPU)
| Property | Value |
|---|---|
| GPU name | PowerVR SGX535 |
| GPU frequency | |
| CUs / Shader | 2 / 2 |
| Raytracing | ✗ |
| Max. displays | 1 |
| Max. GPU Memory | |
| Technology | 65nm |
| Release date | Q4/2007 |
Memory & PCIe
| Memory type | Memory bandwidth |
|---|---|
| LPDDR2-800 | -- |
| Property | Value |
| Max. Memory | |
| Memory channels | 1 |
| ECC | ✗ |
| PCIe | |
| PCIe Bandwidth |
Thermal Management
| Property | Value |
|---|---|
| TDP | |
| TDP (PL2) | |
| TDP up | |
| TDP down | |
| T. junction max. |
Technical details
| Property | Value |
|---|---|
| Chip design | Chiplet |
| AES-NI | ✗ |
| Operating systems | iOS |
| Instruction set | Armv7-A (32 bit) |
| ISA extensions | |
| Release date | Q2/2010 |
| Release price | |
| Documents |
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