VRANA-4 is build with 64 AMD, K7, 700MHz machines. Each box has 6 fast ethernet controlers. The machines can be connected in 6D hypercube, 3D mesh, and in a variety of other parallel architectures involving 6 or less connections from single CPU. See new benchmarks

Tentative schedule: June 2000 - setup
                    July 2000 - testing
                    September 2000 - production

Some more details how we have chosen the network architecture for
VRANA-4 may be found here.