交换机和GPU比肯定算不了什么。而且NV在推BF3, 而不是CX7
NVIDIA recommended configuration SuperPOD: NVIDIA recommended 7 units for networking, need to increase the Layer 3 architecture and increase the core switch (Core), a variety of different numbers of units of each layer of the number of switches, the number of cables connected to the figure shown.
SuperPOD
140 servers, a total of 140*8=1120 A100s, a total of 56+56+28=140 switches (QM8790),
如果是更扁平的
140 servers and 1120 A100s require 12+9=21 switches