HP Visualize J280 Owner's Manual page 162

Figure B–32. EISA/GSC Slots from Inside the EISA Assembly
Physical slot 0 is always reserved for graphics cards only.
graphics0 Graphics device in slot 0. If using a Dual Graphics Card,
this is the port to the right on the card when facing the back of the
workstation.
graphics1 Graphics device in slot 1. If using a Dual Graphics Card,
this is the port to the right on the card when facing the back of the
workstation.
graphics2 Graphics device in slot 2. If there is a Dual Graphics
Card in slot 1, this is the port to the left on the card when facing the
back of the workstation.
graphics3 This is a logical slot, and can only be reached by using
the left port of a Dual Graphics Card in physical slot 0.
B-52