The formula used to calculate SD card capacity in version 1.01 of the standard. The 1.01 standard made a seemingly minor change – allowing the block size to be 512, 1024, or even 2048 bytes per ...

However, while that means that the most common SIM cards are a lot smaller than a standard SIM card, the older, larger SIM card sizes are still in use too in some older devices, and in some devices ...