Cisco Systems UCS C220 M3 Server User Manual


 
Cisco UCS Cisco UCS C220 M3 High-Density Rack Server (Small Form Factor Disk Drive Model)
CONFIGURING the SERVER
13
STEP 3 SELECT MEMORY
The standard memory features are:
DIMMs
Clock speed: 1333 or 1600 MHz
Ranks per DIMM: 1, 2, or 4
Operational voltage: dual voltage capable (1.5 V or 1.35 V)
Registered ECC DDR3 DIMMS (RDIMMS) or load-reduced DIMMS (LRDIMMs)
Memory is organized with four memory channels per CPU, with up to two DIMMs per channel,
as shown in
Figure 4.
Figure 4 C220 M3 SFF Memory Organization