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28
R-DIMM Module Support
DDR3 Speed/Voltage
DDR3 Rank Configuration
1.35v
1.5v
DIMMs
number
DIMM0
(A0, B0, C0,
D0)
DIMM1
(A1, B1, C1,
D1)
DIMM2
(A2, B2, C2,
D2)
667MHz
667MHz
1
SR or DR
667MHz
667MHz
2
SR or DR
SR or DR
667MHz
667MHz
3
SR or DR
SR, DR or QR
SR or DR
800MHz
800MHz
1
SR or DR
800MHz 800MHz
1
QR
800MHz
800MHz
2
SR or DR
SR or DR
800MHz
800MHz
2
QR
SR or DR
800MHz
800MHz
3
SR or DR
SR, DR
SR or DR
N/A
800MHz
3
SR or DR
QR
SR or DR
1066MHz 1066MHz
1
SR or DR
1066MHz 1066MHz
1
QR
1066MHz 1066MHz
2
SR or DR
SR or DR
1066MHz 1066MHz
3
SR
SR
SR
N/A
1066MHz
3
SR or DR
SR or DR
DR
N/A
1066MHz
3
SR or DR
DR
SR or DR
N/A
1066MHz
3
DR
SR, DR
SR or DR
1333MHz 1333MHz
1
SR or DR
1333MHz 1333MHz
2
SR or DR
SR or DR
N/A 1333MHz
3
SR
SR
SR
NOTE:
RDIMM can support up to 8GB sized DIMM’s
SR: Single-rank, DR: Dual-rank, QR: Quad-rank