Lenovo RD430 - Manual (Page 41)

4 PCI Express card area for cards on the riser card assembly 1
There are two PCI Express card slots on the riser card assembly 1.
Figure 18. Riser card assembly 1
Note: For a RAID card, it must be installed into the upper slot (callout 2 ) on the riser card assembly 1. For
an expander card, it must be installed into the lower slot (callout 1 ) on the riser card assembly 1.
PCI Express
card slot
Physical link
width
Negotiable link width Supported card length and height
1
x8 x4, x2, x1 Half-length, full-height card (recommended for
installing an expander card)
2
x16 x16, x8, x4, x2, x1 Half-length, full-height card (recommended for
installing a supported RAID card)
Chapter 3 . Product overview 29