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
D: DRAM DIMMs P: Persistent Memory Module (PMEM)
Configuration	CPU 1
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

* Not-interleaved mode only. Does not support 100% interleaved mode.

With two processors

Table 2. Memory population in App Direct Mode with two processors
D: DRAM DIMMs P: Persistent Memory Module (PMEM)
Configuration	CPU 1
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	CPU 2
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

* Not-interleaved mode only. Does not support 100% interleaved mode.

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App Direct Mode

With one processor​

With two processors​

With one processor

With two processors