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1. Motherboard

STEP 3

CHOOSE MEMORY

The standard memory features are:

DIMMs

■

—

Each CPU controls four DDR3 channels. Each of the channels controls a matched pair of

■

DIMMs. The maximum number of DIMMs that can be installed per CPU is 8 (4 DIMM kits). See

Figure

Cisco UCS B440 M2 Blade Server

Maximum memory bandwidth: 800 MHz for E7-4807, 1066 MHz for all other CPUs

Ranks per DIMM: 1, 2, or 4

Operational voltage: 1.35 V

Registered DIMM (RDIMM)

Mirroring option

Advanced error correcting code (ECC)

Double device data correction (DDDC)

NOTE: DDDC support applies to x4 DIMMs only.

NOTE: Memory mirroring is supported and settable using the UCSM Service Profile

"Memory RAS Configuration" setting.

CONFIGURING the SERVER