Work log · Runs

Work log for Training on a rented GPU: four and a half times cheaper

Run by run: GPU against CPU

By Tony Yum · 21 October 2026

Training cost about $5.420 training runs, 5 machines, about 9.1 machine-hours

The runs behind the post, one row each, from the run records in kakuto-ml. The post tells the story and breaks the cost down; this is the full list, including the short test and evaluation jobs.

Every run

From the run records in kakuto-ml: each run's machines, their billed hours and cost (EC2 runs are estimates from the run logs).

RunOutcomeMachinesHoursCost
gpu5090-muscular21 OctoberTest22.8$1.43
cpubench-2026102121 OctoberTest10.4$0.59
cpubench-simple-2026102121 OctoberTest10.4$0.79
simple21 OctoberTest–0$0
vast-survey21 OctoberTest15.5$2.61
0 training runs59.1$5.42

← All the work logs for “Training on a rented GPU: four and a half times cheaper”