Expansion card installation guidelines
Figure 77. Expansion card slot connectors
1. SIG_PWR_0 (Riser power cable for Riser 1A and Riser 1B)
2. SL6_CPU2_PB3 (PCIe cable connector for Riser 1A and Riser 1B)
3. SL5_CP2_PA1 (PCIe cable connector for Riser 1B )
4. SL7_CPU1_PA4 (PCIe cable connector for Riser 1A and Riser 1B)
5. SL8_CPU1_PB4 (PCIe cable connector for Riser 1A and Riser 1B)
The following table describes the expansion card riser configurations:
Table 28. Expansion card riser configurations
Configuratio
ns
Expansion
card risers
PCIe Slots Controlling
processor
Height Length Slot width Power
Config0. R1A 3 Processor 1 Low profile Half length x16 75 W
4 Processor 2 Low profile Half length x16 75 W
Config1. R1B 3 Processor 1
and 2
Low profile Half length x16 75 W
4 Processor 1 Low profile Half length x8 75 W
Config2. R1B 3 Processor 1
and 2
Low profile Half length x16 75 W
4 Processor 1 Low profile Half length x8 75 W
Config3. R1A 3 Processor 1 Low profile Half length x16 75 W
4 Processor 2 Low profile Half length x16 75 W
Config4. NA NA NA NA NA NA NA
Installing and removing system components 83
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