Chapter1 Fundamental of Computer Design. Dr. Bernard Chen Ph.D. University of Central Arkansas. Outline. Computer Science at a Crossroads Defining Computer Architecture Trend in Technology and Cost. Computer Science at a Crossroads.
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Dr. Bernard Chen Ph.D.
University of Central Arkansas
Power Wall + ILP Wall + Memory Wall = Brick Wall
Paul Otellini, President, Intel (2004)
Biggest programming challenge: 1 to 2 CPUs
Determine what attributes are important for a new computer, then design a computer to maximize performance while staying within cost, power, and availability constrains
15 12 11 0
Op. Code Address
15 12 11 0
dataInstruction code format
Not an instruction
(Data Courtesy of Microprocessor Report, May 2005)
Cost of die + Cost of testing die + Cost of packaging and final test
Final test yield
In this section, we focus on cost of dies
Cost of wafer / (Dies per wafer * Die yield)
Learning how to predict the number of good chips per wafer requires first learning how many dies fit on a wafer