Cluster On Die And Early Snoop Features - NEC Exress5800 Series User Manual

Chapter 2 Preparations
1.11.7

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 to CPU1_DIMM1 on 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
66
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/R120g-2E User's Guide
1. Installing Internal Optional Devices
Target DIMM slot
CPU1_DIMM1
CPU1_DIMM1 to CPU1_DIMM2
CPU1_DIMM1 to CPU1_DIMM3
CPU1_DIMM1 to CPU1_DIMM4
CPU1_DIMM1 to CPU1_DIMM5
CPU1_DIMM1 to CPU1_DIMM6
CPU1_DIMM1 to CPU1_DIMM7
CPU1_DIMM1 to CPU1_DIMM8
Target DIMM slot
CPU1_DIMM1 to CPU1_DIMM2
CPU1_DIMM1 to CPU1_DIMM4
CPU1_DIMM1 to CPU1_DIMM6
CPU1_DIMM1 to CPU1_DIMM8
Target DIMM slot
CPU1_DIMM1 & CPU1_DIMM5
CPU1_DIMM1 to CPU1_DIMM2
CPU1_DIMM5 to CPU1_DIMM6
CPU1_DIMM1 to CPU1_DIMM3
CPU1_DIMM5 to CPU1_DIMM7
CPU1_DIMM1 to CPU1_DIMM8