MIMD Distributed Memory
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MIMD with logically shared memory but perhaps physically distributed. The latter is sometimes called distributed shared memory.
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SIMD with logically distributed or shared memory
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One interesting hardware architecture .........
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Associative memory - SIMD or MIMD or content addressable memories ..... whose importance deserves further study and integration with mainstream HPCCI
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Also have heterogeneous compound architecture (metacomputer) gotten by arbitrary combination of the above.
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Metacomputers can vary full collections of several hundred PC's/Settop boxes on the (future) World Wide Web to a CRAY C-90 connected to a CRAY T3D
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