Batch Size Optimizer

Calculate optimal batch size, memory usage, and gradient accumulation strategy

24 GB
7.0 B
Recommended Max Batch Size
32
per GPU / per accumulation step
Total Batch Size (with Grad Accumulation)
256
across accumulation steps
Memory Utilization
78%
of available VRAM

Memory Breakdown

Model Weights 28.0 GB
Activations (batch) 12.0 GB
Gradients 28.0 GB
Optimizer States 14.0 GB
Total Per-Batch 18.8 GB
Recommendation. Use batch size 32 with 8 gradient accumulation steps for a total batch size of 256. This keeps VRAM usage at ~78% with headroom for intermediate computations.

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