Acer 4253G manual System Memory Specification

CPU Fan True Value Table)

Temperature (°C)	Fan Speed (RPM)		SPL Spec (dBA)
Fan on = 45C; Fan Off = 42C	2350		28
Fan on = 50C; Fan Off = 48C	2800		31
Fan on = 58C; Fan Off = 56C	3100		34
Fan on = 63C; Fan Off = 61C	3500		37
Fan on = 82C; Fan Off = 80C	3850		40
Fan on = 92C; Fan Off = 85C	5V		N/A
Throttling 50%: On =95C; Off=90C
OS Shut down: 100C
H/W Shut down: 105C
GPU Fan True Value Table)
Temperature (°C)	Fan Speed (RPM)		SPL Spec (dBA)
Fan on = 45C; Fan Off = 42C	2350		28
Fan on = 50C; Fan Off = 48C	2800		31
Fan on = 58C; Fan Off = 56C	3100		34
Fan on = 63C; Fan Off = 61C	3500		37
Fan on = 82C; Fan Off = 80C	3850		40
Fan on = 92C; Fan Off = 85C	5V		N/A
Throttling 50%: On =95C; Off=90C
OS Shut down: 100C
H/W Shut down: 105C
System Memory
Item		Specification
Memory controller	Built in at CPU
Memory size	DDRIII 1333 512 MB, 1 GB, 2 GB, 4 GB
DIMM socket number	2 sockets
Supports memory size per socket	4 GB
Supports maximum memory size	8 GB
Supports DIMM type	SDRAM memory interface design
	Note: Processor supports up to 1066 Mhz only
Supports DIMM Speed	800/1066 SDRAM
Support DIMM voltage	1.5V
Supports DIMM package	Standard 204P

Hardware Specifications and Configurations 1-25