Cisco Systems A03D600GA2 Computer Drive User Manual


 
Cisco UCS Cisco UCS C220 M3 High-Density Rack Server (Small Form Factor Disk Drive Model)
16
CONFIGURING the SERVER
STEP 3 SELECT MEMORY
The standard memory features are:
DIMMs
Clock speed: 1866, 1600, or 1333 MHz
Ranks per DIMM: 1, 2, or 4
Operational voltage: 1.5 V or 1.35 V
Registered or unbuffered ECC DDR3 DIMMs (RDIMMs or UDIMMs) 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