User`s manual

Chapter 5: Advanced Serverboard Setup
5-11
1.5V RDIMM Population with 5600 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type (Reg.=
Registered)
Speeds (in MHz) Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
2 1 Reg. DDR3 ECC 800,1066,1333 SR or DR
2 1 Reg. DDR3 ECC 800 , 1066 (Note 1) QR
2 2 Reg. DDR3 ECC 800,1066, 1333 Mixing SR, DR
2 2 Reg. DDR3 ECC 800 (Note 2) Mixing SR, DR, QR
Note 1: 1333 RDIMMs MHz will run at 1066 MHz (BIOS automatic downgrading)
Note 2: 1333/1066 RDIMMs MHz will run at 800 MHz (BIOS automatic downgrading)
Note 3: MIxing of 1.35V and 1.5V DIMMs is not recommended.
1.5V UDIMM Population with 5600 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type (Unb.=
Unbuffered)
Speeds (in MHz) Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
2 1 Unb. DDR3 ECC/Non-ECC 800,1066,1333 SR or DR
2 2 Unb. DDR3 ECC/Non-ECC 800,1066, 1333 Mixing SR, DR
Note 1: 1333 MHz for two DIMMs per channel is supported when Unbuf./ECC DIMMs are used.
Note 2: MIxing of 1.35V and 1.5V DIMMs is not recommended.
1.35V RDIMM Population with 5600 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type (Reg.=
Registered)
Speeds (in MHz) Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
2 1 Reg. DDR3 ECC 800,1066,1333 SR or DR
2 1 Reg. DDR3 ECC 800 (Note 1) QR
2 2 Reg. DDR3 ECC 800,1066 (Note 2) Mixing SR, DR
2 2 Reg. DDR3 ECC 800 (Note 3) Mixing SR, DR, QR
Note 1: 1333/1066 QR RDIMMs MHz will run at 800 MHz (BIOS automatic downgrading)
Note 2: 1333 SR/DR RDIMMs MHz will run at 800 MHz (BIOS automatic downgrading)
Note 3: 1333 SR/DR/QR RDIMMs MHz will run at 800 MHz (BIOS automatic downgrading)
Note 4: MIxing of 1.35V and 1.5V DIMMs is not recommended.
1.35V UDIMM Population with 5600 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type (Unb.=
Unbuffered)
Speeds (in MHz) Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
2 1 Unb. DDR3 ECC 800,1066,1333 SR or DR
2 2 Unb. DDR3 ECC 800,1066 Mixing SR, DR
Note 1: 1333 MHz for two DIMMs per channel is supported when Unbuf./ECC DIMMs are used.
Note 2: MIxing of 1.35V and 1.5V DIMMs is not recommended.