Supermicro X8DT6 - Page 31

Chapter 2: Installation
2-9
Memory Support for the motherboards w/5500 Series Processors
installed
RDIMM Population for the Motherboard w/5500 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 QR
2 2 Reg. DDR3 ECC 800,1066 Mixing SR, DR
2 2 Reg. DDR3 ECC 800 Mixing SR, DR, QR
UDIMM Population for the Motherboard w/5500 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type
(Unb.= Unbuffered)
Speeds (in
MHz)
Ranks per DIMM
(Mixing: any
combination;
SR=Single Rank,
DR=Dual Rank)
2 1 Unb. ECC/NON-ECC DDR3 800,1066,1333 SR or DR
2 2 Unb. ECC/NON-ECC DDR3 800,1066 Mixing SR, DR
Memory Support for the Motherboards w/5600 Processors Installed
1.5V DIMMs•
1.5V RDIMM Population for the Motherboard w/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 MHz RDIMMs will run at 1066 MHz (-BIOS automatic downgrading).
Note 2: 1333/1066 MHz RDIMMs will run at 800 MHz (-BIOS automatic downgrading).
1.5V UDIMM Population for the Motherboard w/5600 Processors Installed
DIMM
Slots per
Channel
DIMMs
Populated
per Channel
DIMM Type (Unb.=
Unbufered)
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.