H3C UniServer R4900 G3 Series - Page 35

33
12LFF server
Table 19 presents the drive configurations available for the 12LFF server, their compatible types of
storage controllers and NVMe SSD expander modules, and drive numbering schemes.
Table 19 Drive configurations supported by the 12LFF server
Drive
backplane and
drive expander
module
Drive
configuration
Storage controller
NVMe SSD
expander
module
Drive
numbering
BP-12LFF-R4900
drive backplane +
drive expander
module
12LFF
(12 front LFF
SAS/SATA drives)
• Mezzanine
• Standard in PCIe
slot 2
N/A See Figure 23.
12LFF+2SFF
(12 front LFF
SAS/SATA drives +
2 rear SFF
SAS/SATA drives)
• Mezzanine
• Standard in PCIe
slot 2
The rear drives must
be connected to the
drive expander
module.
N/A See Figure 24.
12LFF+4SFF
(12 front LFF
SAS/SATA drives +
4 rear SFF
SAS/SATA or NVMe
drives in 4SFF
UniBay drive cage)
• Mezzanine
• Standard in PCIe
slot 2
1 × 4-port NVMe
SSD expander
module in PCIe slot
5
See Figure 25.
14LFF
(12 front and 2 rear
LFF SAS/SATA
drives)
• Mezzanine
• Standard in PCIe
slot 2
N/A See Figure 26.
16LFF
(12 front and 4 rear
LFF SAS/SATA
drives)
• Mezzanine
• Standard in PCIe
slot 8
N/A See Figure 27.
14LFF+2SFF
(12 front and 2 rear
LFF SAS/SATA
drives + 2 rear SFF
SAS/SATA drives)
• Mezzanine
• Standard in PCIe
slot 2
N/A See Figure 28.
14LFF+4SFF
(12 front and 2 rear
LFF SAS/SATA
drives + 4 rear SFF
SAS/SATA drives)
• Mezzanine
• Standard in PCIe
slot 2
N/A See Figure 29.
16LFF+2SFF
(12 front and 4 rear
LFF SAS/SATA
drives + 2 rear SFF
SAS/SATA drives)
• Mezzanine
• Standard in PCIe
slot 8
N/A See Figure 30.