Parallel Computers. Past and Present Yenchi Lin Apr 17,2003. Outline. Concepts/Background on Parallel Computers Connection Machines Earth Simulator Conclusion. Quick architecture overview. SIMD, MIMD Shared memory, distributed memory MPP, PVP, SMP NOW
Past and Present
The trend of MPP overtaking SMP has continued, as number of NOW (clusters) grow in TOP 500 list.
D.E. Culler, J.P. Singh, A. Gupta “Parallel Computer Architecture – A Hardware/Software Approach”
12 degree connectivity!
Four dimensional hypercube
Data network of CM-5
Arithmetic Processor (SX-6)
Total of 640 x 8 = 5112 arithmetic processors
9 in one
PN cabinet, 9AP’s in one
Back of a PN cabinet