Windows 7 When you secure erase entire SSD; do you wipe out the whole drive or "System Reserved" is untouched?

[ztplru]

When you secure erase entire SSD; do you wipe out the whole drive (all partitions); or "System Reserved" partition is untouched?

 

[nmsuk]

If you use secure erase it should wipe the whole drive.

 

[ztplru]

If you use secure erase it should wipe the whole drive.

This leads to other thread i created.

1 physical C drive with 3 partitions. Can i secure erase partitions 1&2 but leave 3 untouched?