App Direct Mode

In this mode, PMEMs act as independent and persistent memory resources directly accessible by specific applications, and DRAM DIMMs act as system memory. Ensure that the ratio of total DRAM DIMM capacity to total PMEM capacity within a processor is between 1:1 and 1:8.

With one processor

Table 1. Memory population in App Direct Mode with one processor (CPU 1).
D: DRAM DIMM P: Persistent Memory Module (PMEM)
Configuration	DIMM slots
Configuration	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
1 PMEM and 6 DIMMs*	D		D		P		D			D				D		D
1 PMEM and 8 DIMMs*	D		D	P	D		D			D		D		D		D
2 PMEMs and 12 DIMMs	D	D	D	D	P		D	D	D	D		P	D	D	D	D
4 PMEMs and 4 DIMMs	P		D		P		D			D		P		D		P
4 PMEMs and 8 DIMMs	D		D	P	D		D	P	P	D		D	P	D		D
8 PMEMs and 8 DIMMs	D	P	D	P	D	P	D	P	P	D	P	D	P	D	P	D

Note

Configurations with an asterisk (*) support the not-interleaved mode only. 100% interleaved mode is not supported.

Two processors

Table 2. Memory population in App Direct Mode with two processors (CPU 1 and CPU 2)
D: DRAM DIMM P: Persistent Memory Module (PMEM)
Configuration	DIMM slots
Configuration	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16
2 PMEM and 12 DIMMs*	D		D		P		D			D				D		D
2 PMEM and 16 DIMMs*	D		D	P	D		D			D		D		D		D
4 PMEMs and 24 DIMMs	D	D	D	D	P		D	D	D	D		P	D	D	D	D
8 PMEMs and 8 DIMMs	P		D		P		D			D		P		D		P
8 PMEMs and 16 DIMMs	D		D	P	D		D	P	P	D		D	P	D		D
16 PMEMs and 16 DIMMs	D	P	D	P	D	P	D	P	P	D	P	D	P	D	P	D
Configuration	DIMM slots
Configuration	17	18	19	20	21	22	23	24	25	26	27	28	29	30	31	32
2 PMEM and 12 DIMMs*	D		D		P		D			D				D		D
2 PMEM and 16 DIMMs*	D		D	P	D		D			D		D		D		D
4 PMEMs and 24 DIMMs	D	D	D	D	P		D	D	D	D		P	D	D	D	D
8 PMEMs and 8 DIMMs	P		D		P		D			D		P		D		P
8 PMEMs and 16 DIMMs	D		D	P	D		D	P	P	D		D	P	D		D
16 PMEMs and 16 DIMMs	D	P	D	P	D	P	D	P	P	D	P	D	P	D	P	D

Note

Configurations with an asterisk (*) support the not-interleaved mode only. 100% interleaved mode is not supported.

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App Direct Mode

With one processor​

Two processors​

With one processor

Two processors