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6.4.2 Adding CPU modules
A total of four CPU module slots are provided on the PRIMEPOWER400 Rackmount (10U) Systemboard.
When adding CPU modules the following restrictions apply:
Only SPARC64 GP processors can be used.
To ensure they all operate at the same clock speed, have the same cache size and use the same CPU stepping,
the model name must be identical for all CPUs.
CPU modules must be added according to Table 6.4 .
IMPORTANT
Operation for configurations other than those shown in Table 6.4 cannot be guaranteed.
6.4.3 Adding memory modules
A total of 16 memory module slots are provided on the PRIMEPOWER400 Rackmount (10U) Systemboard.
When adding memory modules the following restrictions apply.
IMPORTANT
Operation for configuration other than those described below cannot be guaranteed.
Each sequential group of 4 memory slots (#0-3, #4-7, #8-11, #12-15) must be either left empty or completely
filled with 4 identical memory modules.
Table 6.4
Allowed CPU Module Configurations
CPU slot #
No. of
CPUs
#0 #1 #2 #3
1
O
-
-
-
2
O
-
O
-
3
O
O
O
-
4
O
O
O
O
6.4 Expanding the Server Unit
No. of
DDCs to be added
DDCs
(incremental)
2
DDC #0, DDC #1
4
DDC #4, DDC #5
6
DDC #2, DDC #3
8
DDC #6, DDC #7
111
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