Tesla K20 GPU Active Accelerator BD-06499-001_v02 | 10
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 PCIe Power
Connector #2 Notes
6-pin cable connected 6-pin cable connected Supported
6-pin cable connected Not connected Not supported. Both 6-pin
power connectors must
always be connected.
Not connected 6-pin cable connected Not supported. Both 6-pin
power connectors must
always be connected.
Not connected Not connected Not supported. Both 6-pin
power connectors must
always be 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 EXT12V EXT12V Total Board Power
45 W 2 W 84 W 81 W 212 W
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