Hardware Motherboard Sections PCI slot PCIExpress slot CPU

Hardware

Motherboard �Sections: �PCI slot �PCI-Express slot �CPU �Chipset �DIMM slot �Drive connector �Power Supply �CMOS battery �On-board cards

CPU �Type: � IBM compatible (Intel & AMD) � Apple (formerly: Motorola & IBM, Now: Intel) �Chipset �Heat sink �Speed: MHz, GHz �Number of Bits: � 32 -bit processors � x 86 processors � 32 -bit processing with 64 -bit instructions � x 86 -64 (AMD 64) � 64 -bit processors � X 64 (IA 64) � 32 -bit OS can only address up to 4 GB of memory

Power Supply �Form factor: ATX, BTX, … �Use a power supply that is rated about 30 percent higher than you expect the system will use

Storage �Primary: RAM, [Cache? ] �DIMM (Dual Inline Memory Module) �volatile � Secondary: Hard drive, CD, … �Hard Disk Drive (HDD) � Mechanical (magnetic) disk � Solid state disk (SSD) – Flash memory �Connection: � SATA (Serial ATA), � PATA (Parallel ATA) or IDE � USB, Fire-wire, … �USB flash, Memory card (SD card, …), Floppy Disk Drive (FDD)

Keyboard �Sections: �Alphabetic �Numeric keypad �Function keys �Movement (arrow) Keys �Modifier Keys �Editing Keys �Layout �QWERTY �Dvorak �Keyboard buffeing

Monitor �Types: �CRT(cathode-ray tube) � Refresh rate: 70 Hz �LCD(liquid crystal display) � Response time: 16 ms (~ 60 Hz) � Native resolutions � Analog VGA connector – DVI connector �LED �Features of monitor �Screen size, refresh rate (response time), resolution, color quality, …

Device Driver �Small programs stored on the hard drive that tell the computer how to communicate with a specific hardware device �System BIOS uses settings stored in the CMOS RAM chip on the motherboard to know how to start the system

Exercise �Find the hardware information of your PC. �BIOS setup �System Tools-> System Information (msinfo 32. exe) �Task Manager �Homework