Acer ASPIRE 5251 Service Guide

14 Chapter 1
Hardware Specifications and Configurations
Platform
Processor Specifications
CPU Fan True Value Table (Tj = 100 DIS)
• Throttling 50%: On=95°C, Off=85°C
• OS Shutdown: 100°C
• H/W Shutdown: 92°C
Item Specification
CPU • AMD Family 10h Champlain Processor S1g4 Package
• AMD Turion™ II Dual-Core Mobile Processor
• AMD Athlon™ II Dual-Core Processor for Notebook PCs
• AMD Sempron™ Processor for Notebook PCs
• AMD Phenom™ II Dual-Core Processor
• AMD V-Series Processor
Chipsets • AMD RS880M North Bridge uFCBGA-528p
• AMD SB820M South Bridge uFCBGA-605p
• ATI Mobility Radeon™ HD 5650/5470 GPU with 1GB/512M DDR3 VRAM
• ENE KB926 for Keyboard Controller, Battery management Unit, and RTC.
• Realtek RTS5160 for Card Reader, 5 in 1 controller.
• Realtek ALC272-X for High Definition Audio Codec.
• Broadcom BCM57780A1KMLG for Giga LAN
Item
CPU
Speed
Cores
Hyper
Transport
Cache
Size
Package
Core
Voltage
Acer P/N
AAN330 2.23 GHz 2 1.8 GHz 1 MB S1g4 35 W
AAP320 2.1 GHz 2 1.8 GHz 1 MB S1g4 25 W
AAP320_
BR
2.1 GHz 2 1.8 GHz 1 MB S1g4 25 W
AMDV12
0
2.2 GHz 1 1.8 GHz 512 KB S1g4 25 W
APN830 2.1 GHz 3 1.8 GHz 1.5 MB S1g4 35 W
APN930 2.0 GHz 4 1.8 GHz 2 MB S1g4 35 W
ATN530 2.5 GHz 2 1.8 GHz 2 MB S1g4 35 W
ATP520 2.3 GHz 2 1.8 GHz 2 MB S1g4 25 W
ATP520_
BR
2.3 GHz 2 1.8 GHz 2 MB S1g4 25 W
CPU Temp (°C)
Core 0
Fan Speed (rpm) SPL Spec (dBA)
50 2500 28
56 2900 31
63 3200 34
70 3600 37
80 4000 40
95 4000 40

Acer ASPIRE 5251 Specifications

General

Brand	Acer
Model	ASPIRE 5251
Category	Laptop
Language	English