Fujitsu PRIMERGY BX922 S2 Options Manual page 33

Performance Channel Mode (high memory configuration with high security)
The populated memory of the 6 channels (A - F) can be used completely
(max. 192 GB).
Spare channel mode (large population and large security)
Only the populated memory of the four channels A, B, D and E can be used
(max. 128 GB). The channels C and F serve as safeguarding against failure.
Spare channel mode is only supported by Intel
series.
Independent
Channel Mode
DIMM 1C
CPU 2
DIMM 2C
DIMM 1B
DIMM 2B
DIMM 2D
DIMM 1A
DIMM 1D
DIMM 2A
DIMM 2E
DIMM 1E
DIMM 2F
CPU 1
DIMM 1F
required
required, if 2nd CPU is configured
optional, same type in bank per CPU
Spare channel mode has to be installed the same as performance channel mode.
Figure 12: Main memory operational modes
– Start by populating the main memory at CPU 1.
– If CPU 2 is installed, at least one DIMM module (DIMM 1D) must be
installed.
– If DIMM modules with different memory capacities are to be installed for a
CPU, the modules with the lower memory capacity must be installed nearer
to the CPU.
BX922 S2
Mirrored
Channel Mode
DIMM 1C
CPU 2
DIMM 2C
DIMM 1B
DIMM 2B
DIMM 2D
DIMM 1A
DIMM 1D
DIMM 2A
DIMM 2E
DIMM 1E
DIMM 2F
CPU 1
DIMM 1F
Options Guide
Main memory
® ®
Xeon 5600 processor
Performance
Channel Mode
DIMM 1C
DIMM 2C
DIMM 1B
DIMM 2B
DIMM 1A
DIMM 2A
CPU 1
optional, any type
not used
CPU 2
DIMM 2D
DIMM 1D
DIMM 2E
DIMM 1E
DIMM 2F
DIMM 1F
33