AI/HPC

Hashrate Index banner reading "The Used GPU Market: Pricing, Players & What's Driving Secondary Sales" on dark background with blue-green flowy texture

Used GPUs for AI: The Secondary Market Reshaping Enterprise Compute

The B2B market for used and refurbished data center GPUs, mapped: pricing, players, and the depreciation debate.

Ian Philpot
Ian Philpot
AI/HPC
NVIDIA CEO Jensen Huang on stage at GTC 2026 with a picture of Earth from space on a large screen behind h

Token Factories, GPU Second Life, Energy Demand Growth: 6 Takeaways from GTC 2026

We attended GTC 2026. Here are the 6 takeaways that matter for infrastructure operators and capital allocators.

Ian Philpot
Ian Philpot
AI/HPC
Background of swirling contours of blue and green iridescence, Hashrate Index logo, text reads: "NVIDIA Unveils Vera Rubin", Vera Rubin stack image

NVIDIA Unveils the Vera Rubin NVL72: Full Specs and Platform Breakdown

Seven chips, five racks, 60 exaflops. Everything announced in NVIDIA's Vera Rubin platform at GTC 2026.

Ian Philpot
Ian Philpot
AI/HPC
Hashrate Index banner reading "Mullet Mining — AI in the Front, Bitcoin in the Back" on a dark background, green and blue accents, and icon of glass head with gold mullet

Mullet Mining: The Case for Running AI and Bitcoin Mining on the Same Site

There's a middle path between going all-in on AI and keeping the ASICs running. It's called mullet mining, and for the right sites, it's the most capital-efficient way into GPU data center infrastructure.

Ian Philpot Michael San Miguel
AI/HPC
Background of swirling contours of blue and green iridescence Hashrate Index logo in the top right, text in the middle reads: "Evaluate Your Site → Training or Inference?"

Evaluating Bitcoin Mining Sites for AI Training & AI Inference

Your mining site's characteristics determine whether it's better suited for AI training, inference, both, or neither. This five-question evaluation framework helps you figure out which workload fits your assets before procurement conversations start.

Ian Philpot
Ian Philpot
AI/HPC
Background of swirling contours of blue and green iridescence Hashrate Index logo in the top right, text in the middle reads: "From Mining to AI: Site Evaluation for GPUaaS"

GPUaaS for Bitcoin Miners: How to Evaluate the Opportunity at Your Site

GPU-as-a-Service demand is real—but not every mining site qualifies. Here’s how to evaluate location, power reliability, cooling, and fiber for training vs inference.

Ian Philpot
Ian Philpot
AI/HPC
Blog header graphic with title "Neoclouds: The GPU Cloud Providers Powering AI"

Neoclouds Explained: The GPU Cloud Providers Powering AI

Roughly one-third of AI workloads run on neoclouds, not hyperscalers. Here's what neoclouds are, who the major providers are, and why Bitcoin miners should pay attention.

Ian Philpot
Ian Philpot
AI/HPC
Blog header graphic with title "AI Inference vs Training: What's the Difference and Why It Matters"

AI Inference vs Training: What's the Difference and Why It Matters

Every AI workload is either training or inference. The distinction drives infrastructure decisions—what hardware you need, where you locate it, and how the economics work.

Ian Philpot
Ian Philpot
AI/HPC