Cluster On Die And Early Snoop Features - NEC Express5800 Series User Manual

Chapter 2 Preparations
1.9.7

Cluster On Die and Early Snoop features

To set the Cluster On Die option to Enabled on Advanced -> Memory Configuration submenu in system BIOS
setup utility (SETUP), note the number of DIMMs to be installed.
For 1-CPU configuration
– Install DIMM on at least all of CPU1_DIMM1 to DIMM3 slots.
For 2-CPU configuration
– Install DIMM on at least all of CPU1_DIMM1 to DIMM3 and CPU2_DIMM1 to DIMM3 slots.
For effective use of the Cluster On Die feature, the recommended number of DIMMs to be installed is as follows.
For 1-CPU configuration
– Install DIMM on CPU1_DIMM1 to DIMM4 slots.
– Otherwise, install DIMM on CPU1_DIMM1 to DIMM8 slots.
For 2-CPU configuration
– Install DIMM on CPU1_DIMM1 to DIMM4 and CPU2_DIMM1 to DIMM4 slots.
– Otherwise, install DIMM on CPU1_DIMM1 to DIMM8 and CPU2_DIMM1 to DIMM8 slots
For 1-CPU configuration (Memory RAS Mode: Independent)
No. of installing
DIMMs
1
2
3
4
5
6
7
8
For 1-CPU configuration (Memory RAS Mode: Independent/ Mirroring/ Lockstep)
No. of installing
DIMMs
2
4
6
8
For 1-CPU configuration (Memory RAS Mode: Sparing)
No. of
installing
DIMMs
2
4
6
8
62
Cluster On Die feature
Not available
Not available
Available
Available (recommended)
Available
Available
Available
Available (recommended)
Cluster On Die feature
Not available
Available (recommended)
Available
Available (recommended)
Cluster On Die feature
Not available
Not available
Available
Available (recommended)
Express5800/T120g User's Guide
1. Installing Internal Optional Devices
Target DIMM slot
CPU1_DIMM1
From CPU1_DIMM1 to CPU1_DIMM2
From CPU1_DIMM1 to CPU1_DIMM3
From CPU1_DIMM1 to CPU1_DIMM4
From CPU1_DIMM1 to CPU1_DIMM5
From CPU1_DIMM1 to CPU1_DIMM6
From CPU1_DIMM1 to CPU1_DIMM7
From CPU1_DIMM1 to CPU1_DIMM8
Target DIMM slot
From CPU1_DIMM1 to CPU1_DIMM2
From CPU1_DIMM1 to CPU1_DIMM4
From CPU1_DIMM1 to CPU1_DIMM6
From CPU1_DIMM1 to CPU1_DIMM8
Target DIMM slot
CPU1_DIMM1 & CPU1_DIMM5
From CPU1_DIMM1 to CPU1_DIMM2
From CPU1_DIMM5 to CPU1_DIMM6
From CPU1_DIMM1 to CPU1_DIMM3
From CPU1_DIMM5 to CPU1_DIMM7
From CPU1_DIMM1 to CPU1_DIMM8