Supermicro SuperWorkstation SYS-531A-I User Manual page 48

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Important: To provide adequate power supply to the motherboard, be sure to connect the
24-pin ATX PWR and the required 8-pin PWR connectors to the power supply. Failure to do
so may void the manufacturer warranty on your power supply and motherboard.
When installing multiple GPU cards, it is recommended that you connect the 24-pin ATX
power connector and both 8-pin power connectors (JPW2 and JPW3) to the power supply.
Type of GPU
Single-Width
Double-Width
Triple-Width
Note 1: When using heavy loading devices, it is strongly recommended that you connect the
power supply to the 24-pin ATX power connector and both 8-pin power connectors.
Note 2: To avoid possible system overheating, be sure to provide adequate airflow to your
system.
GPU Cards and the Required Connectors
Number of GPU Cards
GPU x1
GPU x2
GPU x3
GPU x1
GPU x2
GPU x1
GPU x2
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Chapter 4: Motherboard Connections
JPW1 JPW2
V V
V V
V V
V V
V V
V V
V V
JPW3
V
V
V
V
V
V
V