On the rear of the DPE are two SP assemblies: SP assembly A and SP assembly B.
Each SP assembly contains the following hardware components:

| Location | Description |
|---|---|
![]() | Storage processor assembly B |
![]() | Storage processor assembly A |
![]() | Power supply module |
![]() | I/O module, slots 0 and 1 |
![]() | Embedded module |
