Acer AR320 F1 - Manual (Page 60)

3 System upgrades 42
• If mixing different DIMMs in one channel, the DIMM with higher
rank and density should be populated from slot A.
Memory population for independent mode
Notes: 1. Place DIMMs in “X” location.
2. DIMM population must correspond to the above tables.
3. DIMM modules support 1 GB, 2 GB and 4 GB DIMMs.
4. DIMM modules support 8 GB DIMMs (support depends
on availability).
5. Do not mix UDIMMs with RDIMMs.
6. Use single and dual rank RDIMMs only for
Configuration D.
7. RDIMM is only supported by Intel Xeon X3400 series and
L3426 CPU.
Channel 1
DIMM slots
Channel 2
DIMM slots
Notes
Configuration 1C 1B 1A 2C 2B 2A
A X
B X X
C X X X X
D X X X X X X SR, DR
RDIMMs
only