Supermicro SuperServer SYS-121H-TNR - Expansion Cards; Riser Cards

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Chapter 3: Maintenance and Component Installation
3.8 Expansion Cards
The SYS-121H-TNR includes two riser cards to support the use of expansion (add-on) cards.
Riser Cards
This system include riser cards that provide PCIe capabilities.
PCIe Slots per Riser Card
Riser Card Part Number Slot Description (all PCIe 5.0)
Right (from rear) RSC-H-66G5L
2
3
x16 FH, 10.5”L (CPU1)
x16 FH, 10.5”L (CPU2)
Left (from rear) RSC-H-6G5L 1 x16 FH, 6.6”L (CPU2)
Full-height = 4.2", Low-prole = 2.5", Full-length = 10.5", Half-length = 6.6"
1 2
A1
3
Figure 3-10. Expansion Card Chassis Slots