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To: Joe NYC who wrote (78494)4/26/2002 1:32:56 PM
From: ElmerRead Replies (1) | Respond to of 275872
 
Can you help me with the math? What is the cache of P4? Onchip or off chip?

Sure, the P4 has 20K L1(12K+8K) and 512K L2. Total = 532K.

Power4 has 96K L1(64K+32K), 1440K L2 and 128MB of L3 (off chip). Total = 129.536Meg.

spec.org

532K/129536K = ~.004 or ~1/243.48872

EP