Side-by-side GPU comparison: specs, memory, compute performance, and live cloud pricing.
Verdict
For compute-bound workloads like training, A40 delivers 4.4× higher FP16 throughput.
Specifications
| A40 | M4 Max (64 GB) | |
|---|---|---|
| VRAM | 48 GB | 48 GB |
| VRAM Type | GDDR6 | LPDDR5X |
| Memory Bandwidth | 0.7 TB/s | 0.5 TB/s |
| FP16 Performance | 150 TFLOPS | 34 TFLOPS |
| Manufacturer | NVIDIA | Apple |
| FP8 Support | No | No |
| FP4 Support | No | No |
Price / Performance
Based on cheapest single-GPU on-demand pricing. Lower $/TFLOP = better compute value; lower $/GB = better memory value.
| A40 | M4 Max (64 GB) | |
|---|---|---|
| $/hr (cheapest) | $0.44 | — |
| $/TFLOP (compute value) | $0.0029 | — |
| $/GB VRAM (memory value) | $0.0092 | — |
Cloud Pricing
Cheapest on-demand price per provider (single GPU).
Model Compatibility
Models from the catalog that fit on each GPU, grouped by required precision.
A40 (624 models)
M4 Max (64 GB) (624 models)
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Pricing data refreshed hourly · Last updated April 11, 2026 · Browse all comparisons