Acer 8940 Hardware Specifications and Configurations

16 Chapter 1
Hardware Specifications and Configurations
Processor
Processor Specifications
CPU Fan True Value Table
• Throttling 50%: On=105°C, Off=85°C
• OS Shutdown: 110°C
• H/W Shutdown: 110°C
Northbridge
Item Specification
CPU Intel® Core™ i7 processor
Type 1.6GHz ~ 1.73GHz CPU
Core Logic • Mobile Intel® PM55 Express Chipset
• REALTEK ALC889X for High Definition Audio Codec
CPU Package 37.5 x 37.5 mm rPGA package (rPGA988A)
Power Vcca 1.5V, Vccp 1.05V
On-die Cache 8MB or 256KMB L2 cache
Front Side Bus 667/800/1066 MHz
Thermal IC Digital thermal sensor (DTS)
Item CPU
Speed Cores Bus Speed Mfg Tech Cache Size Package Thermal
Design
Power (W) Acer P/N
Ci7720QM 1.6 GHz 4 6 MB LGA1333 45 KC.72001.QMP
Ci7820QM 1.73 GHz 4 8 MB LGA1333 45 KC.82001.QMP
Fan On Temp (°C) Fan Speed (rpm) SPL Spec (dBA)
45 2350 31
55 2600 34
75 3150 38
95 3500 40
Item Specification
Chipset NB Chipset Intel CS BD82PM55 MM#903212
Package 1333-pin