How do I upgrade from SCCM 2012 to SCCM 2012 R2 SP1 - CU4?

Question

System administration

Can you tell me how to upgrade SCCM 2012 to SCCM 2012 R2 SP1 - CU4? Install all intermediate CUs, or this scheme will be enough:
SCCM 2012 R2 to SCCM 2012 R2 SP1 to SCCM 2012 R2 SP1 - CU4
Or you can immediately: SCCM
2012 R2 to SCCM 2012 R2 SP1 -
CU4 SCCM 2012 R2 SP1 - CU4 Installation information says:
This update applies to the following:
System Center 2012 Configuration Manager Service Pack 2
System Center 2012 R2 Configuration Manager Service Pack 1
i.e. it turns out, I can immediately go along the path: SCCM 2012 to SCCM 2012 R2 SP1 - CU4?