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IBM NeXtScale System Planning and Implementation Guide
Table 3-3 Number of compute nodes supported each with two 130 W GPUs installed (6 x 1300 W PSUs)
Compute nodes
Power policy - 6 x 1300W power supplies
CPU TDP
Number of
CPUs
Non-redundant
or N+1 with OVS
a
a. OVS (oversubscription) of the power system allows for more efficient use of the available system
power.
N+1
N+N
N+N
with OVS
a
High line AC input (200-240 V)
50 W
1
6
6
6
6
2
6
6
6
6
60 W
1
6
6
6
6
2
6
6
6
6
70 W
1
6
6
6
6
2
6
6
6
6
80 W
1
6
6
6
6
2
6
6
6
6
95 W
1
6
6
6
6
2
6
6
5 + 1
b
b. See shaded box on page 31
6
115 W
1
6
6
6
6
2
6
6
5
6
130 W
1
6
6
5 + 1
b
6
2
6
6
4 + 1
b
5 + 1
b
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