Power Specifications; Power By Rail; Table 3. Pci Express Power Connectors; Table 4. Power By Rail - Nvidia TESLA K20 Board Specification

POWER SPECIFICATIONS

The Tesla K20 GPU active accelerator board requires power from the PCI Express
connector as well as one or two auxiliary power connectors.
Table 3. PCI Express Power Connectors
6-Pin PCIe Power
Connector #1
6-pin cable connected
6-pin cable connected
Not connected
Not connected

POWER BY RAIL

Table 4 lists the average power (in watts) by rail numbers for the Tesla K20 GPU active
graphics while running DGEMM.
Table 4. Power by Rail
PEX12V PEX3V3
45 W 2 W
Tesla K20 GPU Active Accelerator
6-Pin PCIe Power
Connector #2
6-pin cable connected
Not connected
6-pin cable connected
Not connected
EXT12V EXT12V
84 W 81 W
Notes
Supported
Not supported. Both 6-pin
power connectors must
always be connected.
Not supported. Both 6-pin
power connectors must
always be connected.
Not supported. Both 6-pin
power connectors must
always be connected.
Total Board Power
212 W
BD-06499-001_v02 | 10