Chequear que el BIOS tenga la opcion Above4g activa ó 4g Decoding y ultimo BIOS instalado.
PCI express 1X slots Riser Card Expansion adapter PCI-e Port Multiplier - SPLITTER
PCI-E 1X 1 TO 4 :
Features:
4 Slots brings great extendability.
Plugs directly to the board without any extender cable, can be fixed to the case.
PCI-E slot power solution, no extra power cable needed.
Only one cable to the slot, easy and convenient to settle and install.
With IC heat radiator.
Specification:
Bus Port: PCI-E
Port Quantity: 4 X PCI-E USB
Size: approx. 120 X 66 X 21 mm/4.72 X 2.6 X 0.83"
Net Weight: approx. 41 g
Gross Weight: approx. 73 g
Package Size: approx. 130 X 90 X 25 mm/5.12 X 3.54 X 0.98"
Supported OS: DOS, Linux, Windows XP/7/8/10