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(DDR4 Only) 2SPC Memory Configuration with x8 DIMMs
Total # of
DIMMs
DIMM Population
1 x8 DIMM
within an IMC
(Note: Uniformly
2 x8
populate with x8
DIMMs
DRAMs DIMMs)
3 x8
DIMMs
4 x8
DIMMs
5 x8
DIMMs
6 x8
DIMMs
DIMM Population
1 pair of
within an IMC
DIMMs
(Note: Non-equal
2 pairs of
in rank pair of x8
DIMMs
DIMMs)
3 pairs of
DIMMs
2 pairs+1
(5DIMMs)
Chapter 3: Maintenance and Component Installation
DDR Channel
Must be installed on iMC0 DDR Channel 0
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
DDR0: Populate with 2 DIMMs
DDR1: Populate identically as DDR0
DDR Channel 0, 1, 2: DIMM0 is populated with identical DIMMs,
DDR Channel 0, 1: DIMM1 is populated with identical DIMMs
Populate 2 DIMMs per DDR channel
DDR0: Populate with 1 DIMM
DDR1: Populate the second DIMM (for best performance)
DDR0: Populate with 1 pair of non-equal rank DIMMs
DDR1: Populate identically as DDR0
DDR0: Populate with 1 pair of non-equal rank DIMMs
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
DDR0: Populate with 1 pair of non-equal rank DIMMs
DDR1: Populate with identical DIMMs as DDR0
DDR2: DIMM0 is populated with identical DIMM as DDR1
37
Number
Virtual
of
Lock
Ranks
Step
1
N/A
>1
SVLS
1
N/A
>1
SVLS
1
N/A
>1
SVLS
x
SVLS
>1
SVLS
x
SVLS
1
N/A
>1
SVLS
1
N/A
>1
SVLS
x
SVLS
>1
SVLS
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