IBM z13s Technical Manual page 87

Cust Total Increm
Mem Phys ent
(GB) GB GB
120 320 32
152
184
216
248 640
280
312
344
408 64
472
536 1280
600
728 128
856
984
1112 2560
1240
1368
1496
1624
1752
1880
2008
Model N20 two drawer memory configurations
The memory in Model N20 with two drawers can be configured in the following manner:
Ten or twenty DIMM slots per N20 drawer supported by two or four memory controllers
with five slots each.
The remaining unpopulated DIMM banks, MD06-MD10 and MD21-MD25, must be
plugged with memory DIMM airflows.
Drawer memory configurations based on DIMM sizes of 16, 32, 64, 128 supporting up to
2008 GB in the drawer and up to 4056 GB customer available memory per system.
HSA size (40 GB) is fixed and is not taken from customer purchased memory.
Node 1
DIMM location / size GB
MD06-MD10 MD11-MD15
16 16
16 16
16 16
16 16
32 32
32 32
32 32
32 32
32 32
32 32
64 64
64 64
64 64
64 64
64 64
128 128
128 128
128 128
128 128
128 128
128 128
128 128
128 128
Chapter 2. Central processor complex hardware components
Node 0
DIMM location / size GB
MD16-MD20 MD21-MD25
16 16
16 16
16 16
16 16
32 32
32 32
32 32
32 32
32 32
32 32
64 64
64 64
64 64
64 64
64 64
128 128
128 128
128 128
128 128
128 128
128 128
128 128
128 128
Dial Max
216
472
984
2008
59