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Table 3-5 on page 34 shows the quantity supported of compute nodes with GPU
trays attached and two 235 W GPUs installed. Only 1300 W power supplies are
supported and only 200-240V AC input supported. The supported 235 W GPU is:
NVIDIA Tesla K40, 00FL133
Table 3-5 Number of compute nodes supported each with two 235 W GPUs installed (6 x 1300 W PSUs)
Compute nodes
Number of
CPU TDP
CPUs
High line AC input (200-240 V)
50 W
1
2
60 W
1
2
70 W
1
2
80 W
1
2
95 W
1
2
115 W
1
2
130 W
1
2
a. OVS (oversubscription) of the power system allows for more efficient use of the available system
power.
b. See shaded box on page 31
34
IBM NeXtScale System Planning and Implementation Guide
Power policy - 6 x 1300W power supplies
Non-redundant
a
or N+1 with OVS
N+1
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
N+N
N+N
with OVS
b
5 + 1
6
b
4 + 1
6
5
6
b
b
4 + 1
5 + 1
5
6
b
b
4 + 1
5 + 1
5
6
b
b
4 + 1
5 + 1
b
b
4 + 2
5 + 1
4
5
b
b
4 + 1
5 + 1
b
b
3 + 1
4 + 1
4
5
b
3 + 1
4
a
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