Phase 2 of a three-phase, 8,448-GPU AI campus in downtown Chicago: 3,680 NVIDIA Vera Rubin GPUs across 460 8-GPU nodes and 11.5 MW of critical IT, ready August 31, 2027 at $8.20/GPU-hr on a 5-year term with a 25% deposit. The full campus delivers 8,448 GPUs across 1,056 nodes and 23.8 MW through 2027 — Phase 1 (2,048× B300, RFS February 15, 2027, $5.20/GPU-hr, 4-year), Phase 2 (3,680× Vera Rubin, RFS August 31, 2027, $8.20/GPU-hr, 5-year) and Phase 3 (2,720× Vera Rubin, RFS December 31, 2027, $8.20/GPU-hr, 5-year); each phase can be contracted on its own. InfiniBand fabric with direct-to-chip liquid cooling and 4 TB of storage per node, in a Tier III N+1 facility at roughly 1.18 PUE with four long-haul and eight metro carriers in the building. Built, operated and supported end to end by the operator. The public tile shows the verified headline specification; the complete data room — full spec sheet, exact location, counterparty, and pricing — is shared once both sides agree to connect.
Every Ax3 listing is vetted by the broker desk before going live: asset existence, control of the capacity, and realistic timelines are confirmed directly with the owner.
