Dell EMC PowerEdge R940xa, Инструкция по установке и обслуживанию, Страница: 159 / 177

NOTE: PSUs rated for 1100 W AC or 1100 W Mixed Mode HVDC and higher require high-line voltage (200–240 V AC) to
supply their rated capacity.
System battery specifications
The PowerEdge R940xa system supports CR 2032 3.0-V lithium coin cell system battery.
PCIe riser and slots
The PowerEdge R940xa system supports up to twelve PCI express (PCIe) generation 3 expansion cards that can be installed on the
system board and expansion card risers. The following table provides detailed information about the expansion card riser specifications:
Table 29. PCIe riser and slots specifications
Number of
processors
NVMe GPU Riser size Slot size Slot
quantity
Available
slots
Height Length
4
NA
GPU Ready/
Double wide
accelerators
capable
X16 PCIe Riser 1
X 16 2 2,4 FH FL
X 8 1 5 FH HL
X16 PCIe Riser 2 X 16 2 9,11 FH FL
X 8 1 12 FH HL
NA Non-GPU/
Single wide
FPGA X8 PCIe Riser 1 X 8 5 1,2,3,4,5 FH HL
X8 PCIe Riser 2 X 8 5 8,9,10,11,12 FH HL
Front NVMe GPU Ready/
Double wide
accelerators
capable
X16 PCIe Riser 1 X 16 2 2,4 FH FL
X16 PCIe Riser 2 X 16 2 9,11 FH FL
Front NVMe Non-GPU/
Single wide
FPGA
X8 PCIe Riser 1 X 8 4 1,2,3,4 FH HL
X8 PCIe Riser 2 X 8 4 8,9,10,11 FH HL
2
NA GPU Ready/
Double wide
accelerators
capable X16 PCIe Riser 1 X 16 1 4 FH FL
X16 PCIe Riser 2 X 16 1 11 FH FL
NA Non-GPU/
Single wide
FPGA X8 PCIe Riser 1 X 8 2 3,4 FH HL
X8 PCIe Riser 2 X 8 2 10,11 FH HL
NOTE: Use double-wide accelerator capable for installation or removal of Xilinx card.
Memory specifications
.
Table 30. Memory specifications
Memory module
sockets
DIMM type DIMM
rank
DIMM
capacity
Dual processors Quad processors
Minimum RAM Maximum RAM Minimum RAM Maximum RAM
48 288-pins LRDIMM Octal
rank 128 GB 256 GB 3072 GB 512 GB 6144 GB
LRDIMM
Quad
rank 64 GB 128 GB 1536 GB 256 GB 3072 GB
RDIMM Dual rank 64 GB 128 GB 1536 GB 256 GB 3072 GB
Technical specifications 159