A100 SXM4 40GB Brokered fleet — 300+ complete GPU racks available on a per-rack basis, 9,600 GPUs total. Each rack: 4 ZT Systems compute nodes with 8x NVIDIA A100 40GB SXM4 each (32 GPUs per rack), 2x AMD EPYC 64-core CPUs and 1TB DDR4 per node, ConnectX-6 200Gb/s interconnect, plus 3 management nodes, rack networking and PDUs. Fleet professionally tested — DCGM level-3 diagnostics passed with zero errors; full benchmark data available under agreement. Sold as complete racks only; GPUs are not sold as loose mo