Information Technology Reference
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TABLE 4.8: Partitioning of the Physical Cache into Virtual L1 and L2 Caches. Shaded Configurations (on the left side) are the
Low-power Alternatives for a Specific Size
Sub-array 2
Sub-array 0
Sub-array 1
Sub-array 3
L1
L1
Acc
Size
Assoc
Time
W3
W2
W1
W0
W3
W2
W1
W0
W0
W1
W2
W3
W0
W1
W2
W3
256K
1 way
2
L2
L2
L2
L2
L2
L2
L2
L1
L1
L2
L2
L2
L2
L2
L2
L2
512K
2 way
2.5
L2
L2
L2
L2
L2
L2
L1
L1
L1
L1
L2
L2
L2
L2
L2
L2
768K
3 way
2.5
L2
L2
L2
L2
L2
L1
L1
L1
L1
L1
L1
L2
L2
L2
L2
L2
1024K
4 way
3
L2
L2
L2
L2
L1
L1
L2
L1
L1
L1
L1
L1
L2
L2
L2
L2
512K
1way
3
2
2
2L1
L2
L2
L2
L1
L1
L2
L2
L2
L1
L2
L2
L2
1024K
2 way
3.5
L2
L2
L1
L1
L1
L2
L2
L1
L1
L2
L2
L1
L1
L1
L2
L2
1536K
3 way
4
L2
L1
L1
L1
L1
L1
L2
L1
L1
L2
L1
L1
L1
L1
L1
L2
2M
4 way
4.5
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
L1
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