Acer Acer M5 481, Service Manual, Page: 32 / 247

1-22 Hardware Specifications and Configurations
Processor Specifications
CPU Fan True Value Table (Tj=85)
CPU Fan True Value Table (Tj=100)
Item CPU Speed
(GHz)
Cores/
Threads
Bus
Speed
(FSB/
DMI/QBI)
Mfg Tech
(nm)
Cache
Size
Package Voltage
i3-2377M 1.50 2/4 5GT
(DMI) 32nm 3MB BGA1023 17W
i5-2467M 1.60 2/4 5GT
(DMI) 32nm 3MB BGA1023 17W
i5-3317U 1.70 2/4 5GT
(DMI) 32nm 3MB BGA1023 17W
I7-3517U 1.90 2/4 5GT
(DMI) 32nm 4MB BGA1023 17W
CPU Temperature Fan Speed (RPM) SPL Spec (dBA)
Fan On = 35°C; Fan Off = 30°C 2600 28
Fan On = 43°C; Fan Off = 39°C 3150 31
Fan On = 53°C; Fan Off = 48°C 3450 34
Fan On = 63°C; Fan Off =58°C 3800 37
Fan On = 75°C; Fan Off = 69°C 4050 40
Fan On = 80°C; Fan Off = 77°C 5V N/A

Throttling 50%: On= 82°C; OFF= 77°C

OS shut down at 85°C; H/W shut down at 85°C
CPU Temp Fan Speed (RPM) SPL Spec (dBA)
Fan On = 35°C; Fan Off = 30°C 2600 28
Fan On = 43°C; Fan Off = 39°C 3150 31
Fan On = 53°C; Fan Off = 48°C 3450 34
Fan On = 70°C; Fan Off = 60°C 3800 37
Fan On = 88°C; Fan Off = 81°C 4050 40
Fan On = 95°C; Fan Off = 93°C 5V N/A

Throttling 50%: On= 97°C; OFF= 93°C

OS shut down at 100°C; H/W shut down at 100°C