Asus RS720-E7/RS12 - Manual (Page 37)

2-17 ASUS RS720-E7/RS12; RS720-E7/RS12-E
2.5.4 PCI Express x16 slots (x16 link)
The onboard PCIE 3 and 5 provide one x16 Gen3 link to CPU2; The onboard PCIE
4 provide one x16 Gen3 link to CPU1; The onboard PCIE 2 provide one x16 Gen3
link to CPU1 (Auto switch to x8 link if PCIE 1 is occupied). These slots support
VGA cards and various server class high performance add-on cards.
2.5.5 PCI Express x16 slot (x8 link)
The onboard PCIE 6 provides one x8 link to CPU2; The onboard PCIE 1 slots
provide one x8 Gen3 link to CPU1 (MIO supported.). These slot supports VGA
Cards and various server class high performance add-on cards.
2.5.6 PIKE slot
The PIKE slot allows you to choose and change your preferred SAS solution easily.
Install an optional ASUS PIKE RAID card based on your needs.
The PIKE Interface is for ASUS PIKE RAID card only.
PIKE slot (from CPU 1)
PCIE 2 (x16 Gen3 link, Auto switch to x8 link if PCIE 1 is
occupied, White, from CPU 1)
PCIE 1 (x8 link, Gen3 link, MIO supported, White, from CPU 1)
PCIE 6 (x8 Gen3 link, Balck, from CPU 2)
PCIE 5 (x16 Gen3 link, Balck, from CPU 2)
PCIE 4 (x16 Gen3 link, White, from CPU 1)
PCIE 3 (x16 Gen3 link, Balck, from CPU 2)