3, which is the PCI Express slot below the graphics slot. In addition to these slot power
specifications, the overall power consumption of the system (including I/O cards, processors,
memory, and drives) must not exceed the maximum ratings of the system power supply.
For hardware specifications of other system components, such as graphics cards or optical drives, see
the website of the specific manufacturer.
Chapter 1 Product overview
If a graphics card requiring more than 75 W is installed, HP recommends not using slot