Hardware Specifications And Configurations - Acer Aspire One D255 Series Service Manual

Hardware Specifications and Configurations

Processor
Item
CPU type
CPU package
Core Logic
Chipset
Processor Specifications
CPU
Item
Speed
N450 1.66
GHz
N455 1.66
GHz
N475 1.83
GHz
N550 1.5 GHz
CPU Fan True Value Table
CPU Temperature
50
54
57
35
53
60
• Throttling 50%: On=95°C ; OFF=80°C
• OS shut down at100°C ; H/W shut down at 90°C
16
Intel® Atom (N455, N475,N550) Processor
Micro-FCBGA8 packaging technologies
• Intel NM10 Express chipset
• Tiger Point(NM10 Express chipset)
• On die 512-kB, 8-way L2 cache
• On die 2*512-kB, 8-way L2 cache(N550)
• Tiger Point Chipset (NM10)
• ENE KB926 for Keyboard Controller, Battery management
Unit, and RTC
• Realtek ALC272X-GR for High Definition Audio Codec.
• Atheros AR8152 for 10/100 LAN
• ENE UB6252 card reader support SD,MMC
Bus
Cores
Speed
1 667 45 nm
MHz
1 667 45 nm
MHz
1 667 45 nm
MHz
2 667 45 nm
MHz
For N45x N47x OS mode
4700
5200
5500
5200
5200
5500
Specification
Mfg Cache
Package
Tech Size
512 KB Micro-
FCBGA8
512 KB Micro-
FCBGA8
512 KB Micro-
FCBGA8
2*512 Micro-
KB FCBGA8
Fan Speed (RPM)
Core
Acer P/N
Voltage
0.9V- KC.ANB0
1.100V 1.450
0.8V- KC.ANB0
1.175V 1.455
0.8V- KC.ANB0
1.175V 1.475
0.8V- KC.ANB0
1.175V 1.550
SPL Spec (dBA)
26
29
31
29
29
31
Chapter 1