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Chapter 4: Motherboard Connections
GPU 12V 8-pin Power Connectors (JPWR1 - JPWR4)
JPWR1, JPWR2, JPWR3, and JPWR4 are all 8-pin 12V DC power inputs for GPUs that have
been installed in the system's PCIe slots. Refer to the table below for pin definitions.
GPU 12V 8-pin Power
Pin Definitions
Pin#
Definition
Pin#
Definition
1
Ground
5
+12V
2
Ground
6
+12V
3
Ground
7
+12V
4
Ground
8
+12V