Spot vs On-Demand Calculator

Evaluate potential savings and risks of using spot/preemptible GPU instances.

100h730h (24/7)
0% (no tolerance)100% (fully tolerant)

Monthly Cost Comparison

On-Demand
$1.4K
$3.5/hr × 400h
Spot (effective)
$666.22
$1.57/hr + overhead
Expected Savings
$733.78
52% savings

Risk Analysis

Expected interruptions/month~20.0
Interruption cost overhead$15.75
Workload risk levelLow
Workload Assessment

Training can resume from checkpoints with minimal overhead.

Strongly recommended — use spot instances

Savings Breakdown

Spot: 48%
Save 52%