Manual
Page 7
For a longer expansion card, use other expansion slots. - 7 - GA-990FXA-UD3 R5 Motherboard Layout KB_MS_USB ATX_12V OPTICAL USB_ESATA2 USB_ESATA1 Marvell® 88SE9172 R_USB30 USB_LAN CPU_FAN Socket AM3+ PWR_FAN ATX AUDIO PCIEX1_1 (Note) AMD 990FX Realtek® GbE LAN PCIEX16_1 PCIEX1_2 GA-990FXA-UD3 R5 PCIEX4_1 CODEC PCIEX16_2 DDR3_4 DDR3_2 DDR3_3 DDR3_1 AMD SB950 SYS_FAN1 BAT SATA3 45 23 01 PCI VIA...
For a longer expansion card, use other expansion slots. - 7 - GA-990FXA-UD3 R5 Motherboard Layout KB_MS_USB ATX_12V OPTICAL USB_ESATA2 USB_ESATA1 Marvell® 88SE9172 R_USB30 USB_LAN CPU_FAN Socket AM3+ PWR_FAN ATX AUDIO PCIEX1_1 (Note) AMD 990FX Realtek® GbE LAN PCIEX16_1 PCIEX1_2 GA-990FXA-UD3 R5 PCIEX4_1 CODEC PCIEX16_2 DDR3_4 DDR3_2 DDR3_3 DDR3_1 AMD SB950 SYS_FAN1 BAT SATA3 45 23 01 PCI VIA...