Acer ASPIRE 5745, Service Manual

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Chapter 1 15
Hardware Specifications and Configurations
Processor
Processor Specifications
CPU Fan True Value Table (UMA)
Throttling 50%: On= 100°C; OFF=85°C
OS shut down at 105°C; H/W shut down at 110°C
CPU Fan True Value Table (Discrete)
Throttling 50%: On= 100°C; OFF=85°C
OS shut down at 105°C; H/W shut down at 110°C
Core Logic Specifications
Item Specification
CPU • Intel Calpella (Discrete/UMA: Arrandale with Gfx)
• Intel PCH: HM55 (4MB SPI ROM)
Type • MCP (Multi-Chip Package) CPU
CPU Package 989 pins-rPGA socket
Power 65 Watts
On-die Cache • 32-KB instruction and 32 -KB data first-level cache (L1) for each core
• 256-KB shared instruction/data second -level cache (L2) for each core
• Up to 8-MB shared instruction/data last -level cache (L3), shared among
all cores
Front Side Bus 800/1066M/1333Hz
Item
CPU
Speed
Cores Bus Speed Cache Size Package
Core
Voltage
Acer P/N
Ci3330M 2.13 2 330 M 3 MB PGA988 35W KC.33001.DMP
Ci5430M 2.26 2 430 M 3 MB PGA988 35W KC.43001.DMP
Ci5520M 2.24 2 520 M 3 MB PGA988P 35W KC.52001.DMP
Ci7620M 2.66 2 620 M 4 MB PGA988P 35W KC.72001.QMP
CPU Temperature
(Celsius)
Fan Speed (RPM) SPL Spec (dBA)
45 2500 31
55 3100 34
65 3500 38
75 3900 40
85 4200 42
CPU Temperature
(Celsius)
Fan Speed (RPM) SPL Spec (dBA)
40 2500 31
50 3100 34
60 3500 38
70 3900 40
80 4200 42
Item Specification
Chipset Intel Ibex-Peak (HM55)