Acer Aspire S3-391 Acer Aspire S3-391 Notebook Service Guide - Page 28

System Board Item Core logic Graphics USB 2.0 Wireless LAN Audio codec Card reader Specification Mobile Intel® HM77 (6MB BIOS ROM) Chipset UMA: Integrated in the Intel® Core™ Mobile Processor Integrated in the Mobile Intel® HM65 Express Chipset  Foxconn BCM 43225  Foxconn Atheros HB97  Intel® Centrino® Advanced-N 6205 (Taylor Peak) Realtek 271X VB3 Built-in Processor Item CPU type Core logic Chipset Specification Second Generation Intel® Core™ Mobile Processor Family Four execution cores·  L1 cache size: Two 32 KB instruction caches and two 32 KB data caches  L2 cache size: Two 256 KB  L3 cache size: 3 to 8 MB Mobile Intel® UM67 (4MB SPI) Chipset Processor Specifications Item i3-2367M i3-3217U i5-2467M i5-3317U i7-2637M i7-3517U CPU Speed 1.4 GHz 1.8 GHz 1.6 GHz 1.7 GHz 1.7 GHz 1.9 GHz Cores/ Threads 2C/4T 2C/4T 2C/4T 2C/4T 2C/4T 2C/4T Max Turbo Freq 1.4 GHz 1.8 GHz 2.3 GHz 2.3 GHz 2.8 GHz 2.8 GHz Mfg Tech 32 nm 32 nm 32 nm 32 nm 32 nm 32 nm L3 Cache 3 MB 3 MB 3 MB 3 MB 4 MB 4 MB Max TDP 17 W 17 W 17 W 17 W 17 W 17 W Core Voltage 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V 1.1 V Heat Sink Fan True Value Table CPU Temperature 44 47 52 Fan Speed (RPM) 2300 4450 4850 SPL Spec (dBA) 25 28 31 1-20 Hardware Specifications and Configurations