Computer Science · Computer Organization and Architecture
Consider a 16-way set-associative cache. Data words are 64 bits long, and words are addressed to the half-word. The cache holds 2 Mbytes of data. Each block holds 16 data words. If physical addresses are 64 bits long, what will be the sizes of the Tag and Index fields?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Tag: 47 bits and Index: 12 bits
- 2Tag: 49 bits and Index: 15 bits
- 3Tag: 48 bits and Index: 10 bits
- 4Tag: 49 bits and Index: 10 bits✓
Correct answer
Tag: 49 bits and Index: 10 bits
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