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SuperWorkstation 7049A-T User's Manual
DIMM Population
within an IMC
(Note: Uniformly
populate with x8
DRAMs DIMMs)
DIMM Population
within an IMC
(Note: Non-equal
in rank pair of x8
DIMMs)
DIMM Popula-
tion within an
IMC
Note: Uniformly
populate with x4
DRAMs/DIMMs
DIMM Popula-
tion within an
IMC
Note: Non-
equal in rank
pair of x4
DIMMs)
DDR4 Only 2SPC Memory Configuration with x8 DIMMs
Total # of
DIMMs
1 x8 DIMM
Must be installed on iMC0 DDR Channel 0
2 x8 DIMMs
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
3 x8 DIMMs
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
4 x8 DIMMs
DDR0: Populate with 2 DIMMs
DDR1: Populate identically as DDR0
5 x8 DIMMs
DDR Channel 0, 1, 2: DIMM0 is populated with identi-
DDR Channel 0, 1: DIMM1 is populated with identical
6 x8 DIMMs
Populate 2 DIMMs per DDR channel
1 pair of
DDR0: Populate with 1 DIMM
DIMMs
DDR1: Populate the second DIMM (for best perfor-
2 pairs of
DDR0: Populate with 1 pair of non-equal rank DIMMs
DIMMs
DDR1: Populate identically as DDR0
3 pairs of
DDR0: Populate with 1 pair of non-equal rank DIMMs
DIMMs
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
2 pairs+1
DDR0: Populate with 1 pair of non-equal rank DIMMs
(5DIMMs)
DDR1: Populate with identical DIMMs as DDR0
DDR2: DIMM0 is populated with identical DIMM as
DDR4 Only 2SPC Memory Configuration with x4 DIMMs
Total # of
DDR Channel
DIMMs
1 x4 DIMM
Must be installed on iMC0 DDR Channel 0
2 x4 DIMMs
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
3 x4 DIMMs
DDR0: Populate with 1 DIMM
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
4 x4 DIMMs
DDR0: Populate with 2 DIMMs
DDR1: Populate identically as DDR0
5 x4 DIMMs
DDR Channel 0, 1, 2: DIMM0 is populated with identi-
cal DIMMs,
DDR Channel 0, 1: DIMM1 is populated with identical
DIMMs
6 x4 DIMMs
Populate 2 DIMMs per DDR channel
1 pair of
DDR0: Populate with 1 DIMM
DIMMs
DDR1: Populate the second DIMM (for best perfor-
mance)
2 pairs of
DDR0: Populate with 1 pair of non-equal rank DIMMs
DIMMs
DDR1: Populate identically as DDR0
3 pairs of
DDR0: Populate with 1 pair of non-equal rank DIMMs
DIMMs
DDR1: Populate identically as DDR0
DDR2: Populate identically as DDR1
2 pairs+1
DDR0: Populate with 1 pair of non-equal rank DIMMs
(5DIMMs)
DDR1: Populate with identical DIMMs as DDR0
DDR2: DIMM0 is populated with identical DIMM as
DDR1
32
DDR Channel
Number
of Ranks
>1
>1
>1
>1
cal DIMMs,
DIMMs
>1
mance)
>1
>1
DDR1
Number
of Ranks
1
>1
1
>1
1
>1
x
>1
x
>1
>1
x
>1
Virtual
Lock Step
1
N/A
SVLS
1
N/A
SVLS
1
N/A
SVLS
x
SVLS
SVLS
x
SVLS
1
N/A
SVLS
1
N/A
SVLS
x
SVLS
SVLS
Adaptive Virtual
Lock Step
Y, only Bank VLS
Y
Y, only Bank VLS
Y
Y, only Bank VLS
Y
Y
Y
Y
Y
Y
Y
Y
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