This is an 8 pin version introduced with the pci express 2 0 specification released in january 2007.
Pcie power cable 8 pin voltage.
The extra 4 pins doubled the current capacity of the 12 volt rail so that one is easy to overload when only using a 20 pin main power cable.
I upgraded from my x800gto which had it s own special wire connection to a 9600gt.
A graphics card with one 8 pin power connector can get maximum of 225w of power 75w from pci express x16 slot and 150w.
Many video cards draw significantly more than 75 watts provided by the motherboard slot so the 6 pin pci express power cable was created.
Pcie 8 pin extension cable teamprofitcom 8 pin female to 8 6 2 pin male pci express power extension cable 25 inches 2 pack 4 7 out of 5 stars 12 14 99 14.
Many pci express video cards which have the 6 pin or 8 pin pci express power cable still draw a substantial portion of their 12 volt load through the pci express slot.
The pci express 2 0 specification released in january 2007 added an 8 pin pci express power cable.
However the 8 pin is designed to supply up to 150w of power the 6 pin only 75w.
I connected my new card with the 6 pin power cable that came with my psu 36a on the 12v rails.
Get it as soon as thu sep 24.
In all likelihood however real implementations of this power cable can provide far more than 75 watts.
Pci e power cable 8 pin vs 6 pin you are correct.
As the title asks.
It is not used by the power supply for remote voltage sensing to compensate for voltage drop over the wiring.
6 pin power connector can supply 75 watt to the graphics card while 8 pin power connector can deliver maximum of 150w to your graphics card.
This connector is used to provide extra 12 volt power to pci express expansion cards.
The only difference is the two extra grounds.
Buy adapters or power converter cables for 6 pin pci e and 8 pin pci e connectors.
Graphics card 6 pin and 8 pin connectors explained.
8 pin pci express pcie power cable connector.
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Sense pins are connected to ground at power supply or adapter cable.
Nonetheless the 6 pin pci express power cable officially provides only 75 watts.