Guides

Straight answers about earning from GPUs

Working notes from building and running these machines — including the parts that make the numbers look worse.

2026-07-30

A budget B550 board cannot host two GPUs for compute rental

Field-verified: adding a second GPU to a budget B550 board killed the network interface and made the machine unlistable. Why it happens and which platforms actually work.

2026-07-30

The honest payback math on buying a GPU for AI rental in 2026

A transparent breakdown of what a GPU actually earns on the AI compute rental market, what it costs to run, and how long it really takes to pay for itself.