IEI Integration IMBA-C2060 v1.03 - Manual (Page 47)

IMBA-C2060 ATX Motherboard
Page 31
3.2.15 PCIe x8 Slot
CN Label: PCIEX8_1
CN Type: PCIe x16 slot
CN Location: See Figure 3-18
The PCIe x8 slot provide PCIe x8 signal for PCIe expansion cards.
Figure 3-16: PCIe x8 Slot Location
3.2.16 PCI Express x16/x8 Slot
CN Label: PCIEX16_1
CN Type: PCIe x16 slot
CN Location: See Figure 3-17
The PCIe x16 expansion card slot is for PCIe x16 or PCIe x8 expansion cards.