The Seasonic native 12VHPWR and 12V-2×6 cables are top quality products with black braided pattern, designed to support the safe operation of the ATX3 Seasonic high wattage power supplies. The cables and are compatible with the NVIDIA RTX 40 and AMD high power graphics cards.
With the arrival of the new ATX 3 / PCIe 5 specifications, graphic cards will now be powered by the new 12VHPWR connector. Offering up to 600 W of power, this Seasonic cable has been crafted with high quality materials, such as high current terminal connectors and 16AWG wires to ensure safe usage. The new 12VHPWR cable is compatible with the Seasonic modular ATX 2.xx PRIME and FOCUS Series power supplies above 850 W output.
These new specifications released on September 13, 2023, define the latest standards for power supplies, including the following important features where the 12V-2×6 connector replaces the 12VHPWR connector, offering up to 600 W of power for high-end GPUs and components. The new cable’s hold-Up Time is reduced from 17 ms to 16 ms, to improve power supply efficiency and the new setting for the 12+4 Pin connector sense pins enables better power management and system stability. The newest connectors are all backwards compatible.
A main feature of the 12V-2×6 cables is that the sense pins were made shorter. This means that when the connector is plugged in, it must be properly seated for shorter sense pins to connect and let the signal to go through. This is the fail-safe solution against poorly seated connectors earlier that occasionally led to malfunctions due to improper connections.