Supermicro SUPERO X8DTN+ User Manual page 29

Memory Support for the Motherboard with the 5500 Processor(s)
Installed
RDIMM Population for the motherboard w/5500 Processors Installed
DIMM DIMMs
Slots per Populated
Channel per Channel
3 1
3 1
3 2
3 2
3 3
Note: 1066 RDIMMs will run at 800 MHz (-BIOS automatic downgrading)
UDIMM Population for the motherboard w/5500 Processors Installed
DIMM DIMMs
Slots per Populated
Channel per Channel
3 1
3 2
3 3
Memory Support for the Motherboard with the 5600 Processor(s)
Installed
•
1.5V DIMMs
1.5V RDIMM Population for the motherboard w/5600 Processors Installed
DIMM DIMMs
Slots per Populated
Channel per Channel
3 1
3 1
3 2
3 2
3 3
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).
Note 3: MIxing of 1.35V and 1.5V DIMMs is not recommended.
DIMM Type (Reg.= Speeds (in MHz)
Registered)
Reg. DDR3 ECC 800,1066,1333
Reg. DDR3 ECC 800,1066
Reg. DDR3 ECC 800,1066
Reg. DDR3 ECC 800 (Note)
Reg. DDR3 ECC 800 (Note )
DIMM Type (Unb.=
Unbuffered)
Unb. DDR3 ECC/Non-ECC
Unb. DDR3 ECC/Non-ECC
Not available
DIMM Type Speeds (in MHz)
(Reg.=Registered)
Reg. DDR3 ECC 800,1066,1333
Reg. DDR3 ECC 800,1066 (Note 1)
Reg. DDR3 ECC 800,1066, 1333
Reg. DDR3 ECC 800 (Note 2)
Reg. DDR3 ECC 800 (Note 2)
2-9
Chapter 2: Installation
Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
SR or DR
QR
Mixing SR, DR
Mixing SR, DR, QR
Mixing SR, DR
Speeds (in MHz) Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
800,1066,1333 SR or DR
800,1066 Mixing SR, DR
Not available Not available
Ranks per DIMM
(any combination;
SR=Single Rank,
DR=Dual Rank,
QR=Quad Rank)
SR or DR
QR
Mixing SR, DR
Mixing SR, DR, QR
Mixing SR, DR