INTERVIEW QUESTIONS COMPUTER HARDWARE COMPUTER ARCHITECTURE AND DESIGN DETAILS

Question: Cache Size is 64KB, Block size is 32B and the cache is Two-Way Set Associative. For a 32-bit physical address, give the division between Block Offset, Index and Tag.

Answer:

Source: CoolInterview.com

64k/32 = 2000 blocks
2 way set assoc- 2000/2 = 1000 lines-> 10 bits for index
32B block-> 5 bits for block offset
32-10-5= 17 bits for tag Source: CoolInterview.com

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