
Chapter 5: Advanced Serverboard Setup
5-11
DIMM Module Population Table
Follow the table below when installing memory.
Processors and their Corresponding Memory Slots
CPU# Corresponding Memory Slot
CPU 1 (P1-) A1 B1 C1 D1 A2 B2 C2 D2 A3 B3 C3 D3
CPU2 (P2-) E1 F1 G1 H1 E2 F2 G2 H2 E3 F3 G3 H3
Processor and Memory Module Population
Number of
CPUs+DIMMs
CPU and Memory Population Confi guration Table
(For memory to work properly, please install DIMMs according to this table)
1 CPU &
3 DIMMs
CPU1
P1-A1/P1-B1/P1-C1
1 CPU &
6 DIMMs
CPU1
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2
1 CPU &
9 DIMMs
CPU1
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2/P1-C2/P1-D2/P1-A3
1 CPU &
12 DIMMs
CPU1
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2/P1-C2/P1-D2/P1-A3/P1-B3/P1-C3/P1-D3
2 CPUs &
6 DIMMs
CPU1 + CPU2
P1-A1/P1-B1/P1-C1
P2-E1/P2-F1/P2-G1
2 CPUs &
12 DIMMs
CPU1 + CPU2
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2
P2-E1/P2-F1/P2-G1/P2-H1/P2-E2/P2-F2
2 CPUs &
16 DIMMs
CPU1 + CPU2
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2/P1-C2/P1-D2
P2-E1/P2-F1/P2-G1/P2-H1/P2-E2/P2-F2/P2-G2/P2-H2
2 CPUs &
18 DIMMs
CPU1 + CPU2
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2/P1-C2/P1-D2/P1-A3
P2-E1/P2-F1/P2-G1/P2-H1/P2-E2/P2-F2/P2-G2/P2-H2/P2-E3
2 CPUs &
24 DIMMs
CPU1/CPU2
P1-A1/P1-B1/P1-C1/P1-D1/P1-A2/P1-B2/P1-C2/P1-D2/P1-A3/P1-B3/P1-C3/P1-D3
P2-E1/P2-F1/P2-G1/P2-H1/P2-E2/P2-F2/P2-G2/P2-H2/P2-E3/P2-F3/P2-G3/P2-H3
RDIMM Support POR on the Sandy Bridge-EP Series Processor Platform
(To Be Updated)
DIMM Slots
per DDR
Channel
DIMMs
Populated
per DDR
Channel
RDIMM Type
(RDIMM: Reg.=
Registered)
POR Speeds (in MHz) Ranks per DIMM
(Any Combination)
1 1 Reg. ECC DDR3 800, 1066, 1333, 1600 SR, DR, or QR
2 1 Reg. ECC DDR3 800, 1066, 1333, 1600 SR, DR, or QR
2 2 Reg. ECC DDR3 800, 1066, 1333, 1600 Mixing SR, DR, QR
Population Rules:
1. Any combination of x4 and x8 RDIMMs with 1 Gb or 2 Gb DRAM density are supported.
2. Populate DIMMs starting with DIMM1A.
3. When mixing QR with SR or DR on the same DDR channel, put the QR in DIMM1A fi rst.
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