Scalextric Slot Car Track Not Working

The 6800 Turbo configuration includes 10 on-board 1 GbE copper ports and one 4x 10 Gb SFP+ interface card Or add additional IO as you like

Whatever card I put in slot 4 is not detected The Z Turbo and NICs each work if they are in slot 3 or 5 I would like to have both NICs

4×4turbo สล็อต The card's dimensions are 304 mm x 137 mm x 61 mm, and it features a triple-slot cooling solution GIGABYTE RTX 4090 TURBO 2235 MHz, 2520 MHz, 1313 MHz

4×4 slot pg Threads Turbo Memory Speed Memory Capacity TDP Release 8480+ 2 105 16 56 PCIe Slot -4 FH HL NA PCIe Gen5 X16 Slot priority matrix