The first 64-bit processor was made by AMD in 2003, allowing support for more than 4GB of RAM. Ten years later in 2013, Apple launched the iPhone 5S with a 64-bit processor, providing increased memory and performance capabilities compared to 32-bit processors which can only support up to 4GB of RAM. 64-bit processors allow devices to access more than 4GB of memory.

1. 32 bit 64 bit processer

2. 64 bit
The first AMD company are made 64 bit processer in 2003
After 10 Year Apple are launch in iphone5s in 2013

3. 64 bit
The first AMD company are made 64 bit processer in 2003
After 10 Year Apple are launch in iphone5s in 2013

4. Memory Addressing
32 Bit

5. 32 Bit
32 bit processer are support up to 4 GB RAM
If you are using up to 4GB RAM in your PC or Mobile Then
you are use the 64 bit Processer