Datasheet

Cisco UCS Cisco UCS C220 M3 High-Density Rack Server (Large Form Factor Hard Disk Drive Model)
12
CONFIGURING the SERVER
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 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 3.
Figure 3 C220 M3 LFF Memory Organization