Acer Aspire T180 Service Manual page 25

System Memory
Memory slot number
Support memory size per socket
Support maximum memory size
Support memory type
Support memory interface
Support memory voltage
Support memory module package
Support to parity check feature
Support to Error Correction Code (ECC)
feature
Memory module combinations
NOTE: Dual channel should be enabled always when plug-in 2 same memory size DDRII memory module.
Cache Memory
Item
First-Level Cache Configurations
Cache function control
Second-Level Cache Configurations
L2 Cache RAM type
L2 Cache RAM size
L2 Cache RAM speed
L2 Cache function control
L2 Cache scheme
Video Memory
Item
Memory size
Video Interface
Item
Video controller
Video controller resident bus
Video Interface
AGP Slot
Chapter 1
Item
Enable/Disable by BIOS Setup
PBSRAM
up to 1MB per core(exclusive)
One-half the processor core clock frequency
Enable/Disable by BIOS Setup
Fixed in write-back
512MB > system memory >= 256MB on board VGA share 32 MB
1GB > system memory >= 512MB share memory size 128MB
system memory > 512MB share memory size 256 MB
nVidia MCP61
PCIE
x16
1
Specification
4 slot
256MB to 1GB
1GB
DDR2 DRAM
DDR2 667/533/400
1.8V
240-pin DIMM
Yes
ECC checking with double-bit detect and single-bit
correct
You can install memory modules in any combination as
long as they match the specifications.
Specification
Specification
Specification
19