Intel Xeon X3470 BX80605X3470 User Manual

Product codes
BX80605X3470
Page of 96
Intel® Xeon® Processor 3400 Series Datasheet, Volume 1
19
Interfaces
2
Interfaces
This chapter describes the interfaces supported by the processor. 
2.1
System Memory Interface
2.1.1
System Memory Technology Supported
The Integrated Memory Controller (IMC) supports DDR3 protocols with two 
independent, 64-bit wide channels. Refer to 
 for details on the type of 
memory supported. 
• Supported DIMM Types
— Unbuffered DIMMs: 1066 MT/s (PC3-8500), and 1333 MT/s (PC3-10600)
— Registered DIMMs: 1066 MT/s (PC3-8500), and 1333 MT/s (PC3-10600)
• Intel 3400 and 3420 Chipset platforms DDR3 DIMM Modules
— Raw Card D — Single Sided x8 unbuffered ECC
— Raw Card E — Double Sided x8 unbuffered ECC
— Raw Card A — Single Sided x8 registered ECC
— Raw Card B — Double Sided x8 registered ECC
— Raw Card G — Quad Rank x8 registered ECC
— Raw Card H — Quad Rank Stacked x8 registered ECC
• DDR3 DRAM Device Technology
— Unbuffered: 1-Gb and 2-Gb DDR3 DRAM Device technologies and addressing 
are supported (as detailed in 
).
— Registered: 1-Gb and 2-Gb DDR3 DRAM Device technologies and addressing 
are supported (as detailed in 
).
Note:
DIMM module support is based on availability and is subject to change.
Table 2-1.
Supported DIMM Module Configurations
Raw 
Card 
Version
DIMM 
Capacity
DRAM 
Device 
Technology
DRAM 
Organization
# of 
DRAM 
Devices
# of 
Physical 
Device 
Ranks
# of 
Row/Col 
Address 
Bits
# of 
Banks 
Inside 
DRAM
Page 
Size
Intel 3400 and 3420 Chipset Platforms with Intel Xeon
®
 Processor 3400 Series SKUs:
Registered/ECC Supported RDIMM Module Configurations and 
Unbuffered/ECC Supported DIMM Module Configurations (D and E)
D
1 GB
1 Gb
128 M X 8
9
1
14/10
8
8 K
E
2 GB
1 Gb
128 M X 8
18
2
14/10
8
8 K
4 GB
2 Gb
256 M X 8
18
2
15/10
8
8 K
A
1 GB
1 Gb
128 M X 8
9
1
14/10
8
8 K
B
2 GB
1 Gb
128 M X 8
18
2
14/10
8
8 K
G
8 GB
2 Gb
256 M X 8
36
4
15/10
8
8 K
H
4 GB
1 Gb
128 M X 8
36
4
14/10
8
8 K