Datasheet
Intel
®
Xeon
®
Processor 5600 Series Datasheet Volume 2 57
Functional Description
3 Functional Description
This chapter describes the functional differences between the Intel Xeon processor
5500 series and Intel Xeon processor 5600 series. For more information on the Intel
Xeon processor 5500 series features and functionality, refer to the Intel
®
Xeon
®
Processor 5500 Series Datasheet, Volume 2.
3.1 Integrated Memory Controller
The Intel Xeon processor 5600 series integrated memory controller supports DDR3
800, DDR3 1066 and DDR3 1333 memory technologies. Below is a comparison of Intel
Xeon processor 5500 series and Intel Xeon processor 5600 series memory controller
features.
Table 3-1. Integrated Memory Controller Feature Comparison (Sheet 1 of 2)
Feature Intel
®
Xeon
®
Processor 5500 Series Intel
®
Xeon
®
Processor 5600 Series
DRAM Technology DDR3
DIMM Technology RDIMM, UDIMM (1.5 V) RDIMM, UDIMM (1.5 V and 1.35 V)
DIMM Raw Cards RDIMM Raw Cards as defined by JEDEC:
A(1Rx8), B(2Rx8), C(1Rx4), D(2Rx4),
E/J(2Rx4), F/AB(4Rx4), H(4Rx8)
UDIMM Raw Cards as defined by JEDEC:
A(1Rx8), B(2Rx8), C(1Rx16), D(1Rx8 w/
ECC), E(2Rx8 w/ ECC)
RDIMM Raw Cards as defined by JEDEC:
A(1Rx8), B(2Rx8), C(1Rx4), D(2Rx4),
E/J(2Rx4), F/AB(4Rx4), H(4Rx8), D(2Rx4)
UDIMM Raw Cards as defined by JEDEC:
A(1Rx8), B(2Rx8), C(1Rx16), D(1Rx8 w/
ECC), E(2Rx8 w/ ECC)
Max Physical Channels per Socket 3
Max DIMMs per channel 2-3 RDIMMs, 2 UDIMMs
Max Speed 800, 1066, or 1333 MT/s
Max #of Ranks per Channel 8
Banks per Rank 8
DRAM Sizes 1 Gb, 2 Gb 1 Gb, 2 Gb, 4 Gb
5
Ranks per DIMM 1,2,4
Data lines per DRAM RDIMM: x4,x8; UDIMM: x8 and x16
1
Max Memory Supported per
Platform
RDIMM: 72 GB (1Rank, 18x4 GB, @800
MT/s); 144 GB (2Rank, 18x8 GB, @800
MT/s); 192 GB (4Rank, 12x16 GB, @800
MT/s)
UDIMM: 24 GB (1Rank, 12x2 GB, @1066
MT/s); 48 GB (2Rank, 12x4 GB @1066
MT/s)
RDIMM: 72 GB (1Rank, 18x4 GB, @800
MT/s); 288 GB (2Rank, 18x 16 GB, @800
MT/s); 192 GB (4Rank, 12x16 GB, @800
MT/s)
UDIMM: 24 GB (1Rank, 12x2 GB, @1066
MT/s); 48 GB (2Rank, 12x4 GB @1066
MT/s)
Address Fault Detection Address Parity
Page Policy Open and Closed Page
Intel
®
TXT (Trusted Execution) No Yes
ECC Support Yes
Independent Channel Support Yes
RAS - Lockstep Channel Support Only Channel 0 and 1 can be populated.
Not supported with Mirroring
Only Channel 0 and 1 can be populated.
Not supported with Mirroring