How many pins does ATX12V ver 2 have?
24-pin
The ATX12V version 2 standard has a 24-pin motherboard connector instead of a 20-pin version 1 connector. This did away with the need for the extra 6-pin auxiliary connector. In addition, version 2 power supplies have a SATA power connector. Some 24-pin motherboard connectors accept the 20-pin power supply connector.
What is 20 pin power cable?
It is one of the largest connectors inside a computer. It connects a power supply to an ATX style motherboard. As shown in the picture, the 20-pin cable is a multi-color cable and may be labeled as P1. With the introduction of ATX-2, this cable is now a 24-pin cable and no longer a 20-pin cable.
What is the ATX12V connector used for?
ATX 12V or the 4-pin CPU Connector This is the 4-pin connector which supplies electrical current to your CPU and is mandatory to connect in the motherboard provided you are not using the EPS12V connector which is explained below. The ATX12V 4-pin connector is used by a majority of processors be it Intel or AMD.
What is the difference between ATX and ATX12V?
Another difference between ATX and ATX12V is the power efficiency rating, which determines how much power is pulled from the wall compared to the output of the computer. Some older ATX PSUs have an efficiency rating below 70 percent, while the ATX12V standard requires a minimum rating of 80 percent.
What device is the 20 pin slotted connector used to power?
ATX Main Power Connector The industry standard ATX power-supply–to–motherboard main connector is the Molex 39-29-9202 (or equivalent) 20-pin ATX style connector (see Figure 3.7). First used in the ATX form factor power supply, it also is used in the SFX form factor or any other ATX-based variations.
Do you need ATX12V?
This connector is used to supply additional 12V current to the motherboard. While the system will likely still run without it, higher current demands such as extreme overclocking or large video card current draws may require it. “
Do I need ATX or ATX12V?
How do you use a 20 pin power supply on a 24 pin motherboard?
When you plug a 20 pin cable into a 24 pin connector you’re not providing the extra current carrying capacity which may be needed by the motherboard. you can plug a 20 pin cable into a 24 pin motherboard and it will work just fine. At least, it will for a while. They added those extra 4 pins for a reason.
Is ATX12V better than ATX?
Can I use a 20 pin connector on a 24 pin motherboard?
Technically, a 20-pin ATX connector can be plugged straight into a 24-pin motherboard socket, leaving male pins 11, 12, 23, and 24 unconnected. The four pins that you are leaving open are just redundant lines for higher current capability (see this guide to ATX connectors and pinouts).
Is ATX and ATX12V the same?
But today, the name ATX and ATX12V are used interchangeably. Any new PSU you find for your system today will be an ATX12V no matter what they refer to it as. You can get a quick brush-up on the subject here.
What is the pinout of ATX / BTX +12V power connector?
Pinout of ATX / BTX +12V power connector and layout of 4 pin MOLEX 39-29-9042 connector and 4 pin MOLEX 39-01-2040 connectorused on modern ATX / BTX motherboards Pinouts / Devices / Connectors power cable and connector
How many pins does an ATX power supply have?
ATX ver. 1.x 20 pin connector at the power supply cable ATX ver. 1.x 20 pin MOLEX 39-29-9202 connector at the motherboard ATX power connector on the motherboard consists of two rows of 10 pins. This connector from the ATX power supply can only be fitted in one way
What is the pinout of an RJ45 connector?
RJ45 Pinout. A RJ45 connector is a modular 8 position, 8 pin connector used for terminating Cat5e or Cat6 twisted pair cable. A pinout is a specific arrangement of wires that dictate how the connector is terminated. There are multiple pinouts for RJ45 connectors including straight through (T568A or T568B), crossover, rolled, T1, and loopback.
What is a ATX pinout?
ATX pinout. Computer power supply units (PSU) deliver the power to the PC hardware via a number of cables with connectors. Their generic specifications for various desktop systems are defined in Intel’s design guides, which used to be periodically revised.