Datasheet

Cisco UCS B420 M3 Blade Server

CONFIGURING the SERVER

For more information regarding memory, see DIMM and CPU Layout on page 37.

Supported Configurations

(1) Without memory mirroring:

■ Select from 1 to 12 DIMMs per CPU (note that there are 12 DIMM slots per CPU). There must

be at least 1 DIMM per CPU.

(2) With memory mirroring:

■ Select 4 DIMMs per CPU (installed in bank 0), 8 DIMMs per CPU (installed in banks 0, 1), or 12

DIMMs per CPU (installed in banks 0, 1, 2).

1866

DIMM

(1.5V only)

1DPC NA 1333 NA 1333 NA 1600 NA 1600 NA 1866 NA 1866

2DPC NA 1333 NA 1333 NA 1600 NA 1600 NA 1866 NA 1866

3 DPC NA 1066 NA 1066 NA 1066 NA 16 GB -

1333

NA 1066 NA 1333

8 GB -

1066

Table 5 DIMM Speeds for Systems Shipping with E5-4600 v2 Series CPUs (continued)

For Systems Shipping with E5-4600 v2 Series CPUs