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107年 - 107 國立中山大學_碩士班招生考試_資工系(甲、乙組):計算機結構#105781
> 申論題
題組內容
5. Please answer the following questions:
5.2 Which one of these three topologies would you choose to connect 625 processors? Why?
相關申論題
6.1 What is the number of tag comparators per reservation station entry?
#450382
6.2 What is the total number of tag comparators in the entire machine?
#450383
6.3 What is the (minimum possible) size of the tag?
#450384
6.4 What is the (minimum possible) size of the register alias table (or, frontend register file) in bits?
#450385
6.5 What is the total (minimum possible) size of the tag storage in the entire machine in bits?
#450386
7.1 If your program can perform 90% of its work (measured as processor-seconds) in the parallel portion and 10% of its work in the serial portion. The parallel portion is perfectly parallelizable. What is the maximum speedup of the program if the multicore processor had an infinite number of cores?
#450387
7.2 How many processors would be required to attain a speedup of 4?
#450388
8.1 How long does each refresh command occupy the command bus (in ns) such that across all memory channels, the command bus utilization due to refreshes is 8.192%? (Hint 8.192 = 213/1000)
#450389
8.2 How long does each refresh command occupy the DRAM banks (in ns) such that across all the banks, the banks utilization due to refreshes is 8.192%?
#450390
8.3 What data bus utilization, across all memory channels, is directly caused by DRAM refreshes?
#450391
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