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Demystify Computer System Configuration/Upgrade. C. Edward Chow Department of Computer Science CU Colorado Springs email: chow@cs.uccs.edu http://www.cs.uccs.edu/~chow. Outline of the Talk. Overview of the computer system architecture Apply Amdal’s Law for system performance/cost trade-off
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Demystify Computer System Configuration/Upgrade C. Edward Chow Department of Computer Science CU Colorado Springs email: chow@cs.uccs.edu http://www.cs.uccs.edu/~chow C. Edward Chow
Outline of the Talk • Overview of the computer system architecture • Apply Amdal’s Law for system performance/cost trade-off • Current trend in computer architecture C. Edward Chow
A container: Power Supply Sound Card CPU Memory Hard Drive Floppy Drive CD-ROM/DVD Modem Video Capture Personal Computer System Speaker Printer Display Chassis Output Devices Input Devices Keyboard/Mouse Camcorder Scanner C. Edward Chow
Laptop Portable Computer Headset/Microphone Twice expensive; Less speed; Mobile! LCD Display (14.1-12.1”) PC Card Slots Modem Card Network Card Clamp-on Video Camera Select Bay: 24xCD-ROM/DVD Floppy Battery 2nd Hard Drive (2-8GB) PentiumII Mobile Processor (300-200MHz) C. Edward Chow
Choices of Display Devices Display Screen Typical Resolution Diagonal Row * Column Cost Length (in pixels) Monitor 15” (13.8”) 1024 * 758 $158 17” (15.7”) 1024 * 758 $219 19” (17.7”) 1600 * 1200 $445 21” (19.7”) 1600 * 1200 $999 LCD 15” 1024 * 758 $1150 CRT Monitor (Cathode Ray Tube) LCD Monitor (use less desk space, e.g. 6.7” depth compared with 15.9” for 15” CRT) (less radiation) (very expensive) C. Edward Chow
Choices of Color Printers Print Speed Resolution Pages/min (PPM) Dots/in (DPI) Color Black Horizontal Vertical Cost Inject 1.5 4 600 * 300 $148 2.5 6 1200 * 600 $168 Laser BW 6 600 * 600 $380 Color 3 12 600 * 600 $2000 4 16 1200 * 1200 $3550 Inject Printer Laser Printer (crisp sharp and will not diffuse as some of the inject printers when touched with water) C. Edward Chow
Choices of Color Scanners Color Maximum Resolution Depth Document Size Dots/in (DPI) bits/pixel Accepted Horizontal Vertical Cost 30 letter 300 * 600 $77 30 8.5x13” 600 * 1200 $260 36 letter 600 * 600 $272 Multifunction System* 24 legal 300 * 300 $370 30 legal 300 * 300 $970 The top three are Flatbed Scanners. There exist hand-held/card scanners. *: There are multifunction systems for Small Office Home office (SOHO) (including fax, color printing, color copying, and color scanning functions) that can perform color scan on individual sheet. C. Edward Chow
What are in the “tower”? Chassis I/O Bus (PCI/ISA Bus) tower Modem Sound Card Disk Motherboard System Bus Graphic Accelerator L2 cache CPU Memory C. Edward Chow
Choices of CPU Compatible Processor In Package System Clock Rate L2 Cache Size Bus Cost Pentium II 450MHz 512KB 100MHz $740 400MHz 512KB 100MHz $535 350MHz 512KB 100MHz $340 Celeron 300MHz 128KB 66MHz $172 Overdrive 200MHz 32KB(L1) 66MHz $171 Kinston Turbo Chip 200MHz 64KB(L1) 66MHz $156 AMD K6-2 350MHz 64KB(L1) 100MHz $254 300MHz 64KB(L1) 100MHz $139 C. Edward Chow
Choices of Mother Boards System Bus Max DRAM Speed Size Pin Type Cost SE440BX 100MHz 384MB 168Dimm $180 TITAN 66MHz 256MB 168Dimm $89 TURBO 72Simm AT-2 PENT INTEL430TX 100 MHz Bus support Acelerated Graphic Port (AGP) C. Edward Chow
AGP: Accelerated Graphics Port technology C. Edward Chow
Choices of Memory Main Memory (DRAM: Dynamic RAM) • 32MB Dimm 60ns $60 • 32MB Simm 60ns $47 Cache Memory (SRAM: Static RAM) • 256KB $35 • 512KB $60 C. Edward Chow
Amdal’s Law C. Edward Chow
Let us play the computer system upgrade game C. Edward Chow
Trend in Computer Architecture C. Edward Chow