Acer Altos 1100 Series - Manual (Page 31)

Chapter 1 – System Board 1-17
1.10 Memory Upgrade
The four 168-pin sockets onboard support Registered PC100 ECC SDRAM-type
DIMMs. You may install 128 or 256-MB DIMMs for a maximum of 1024 MB
system memory.
Each of the sockets represents one independent bank. This allows you to install
DIMMs with different capacities to form a configuration.
1.10.1 Memory Configurations
Table 1-3 lists some system memory configurations. You may combine DIMMs
with various capacities to form other combinations.
Table 1-3 Memory Configurations
DIMM1 DIMM2 DIMM3 DIMM4 Total Memory
128MB 128MB
128MB 128MB 256MB
128MB 128MB 128MB 384MB
128MB 128MB 128MB 128MB 512MB
256 MB 256 MB
256 MB 256 MB 512 MB
256 MB 256 MB 256 MB 768 MB
256 MB 256 MB 256 MB 256 MB 1 GB