NVIDIA L40 vs NVIDIA RTX PRO 6000 Blackwell Workstation Edition, AI & Machine Learning Comparison
NVIDIA RTX PRO 6000 Blackwell Workstation Edition wins 11 of 11 benchmarks, averaging 202.9% faster.
NVIDIA L40's numbers are anchored estimates calibrated against our measured cards, pending first-party measurement. Treat small gaps as ties.
What the numbers say
The gap is widest in LTX-Video (distilled), where NVIDIA RTX PRO 6000 Blackwell Workstation Edition leads by 527% (2.61 vs 16.36 frames/s); the closest fight is Qwen3 4B (72% apart); VRAM decides part of this one: NVIDIA L40 runs 144 of our 12 AI workloads while the other card runs 11, models that don't fit score zero.
Benchmark results head-to-head
| Benchmark | NVIDIA L40 | NVIDIA RTX PRO 6000 Blackwell Workstation Edition | Difference |
|---|---|---|---|
| Qwen3 4B tok/s | 211.33 | 362.81 | -42% |
| Llama 3.1 8B tok/s | 135.12 | 258.37 | -48% |
| Qwen2.5-Coder 14B tok/s | 74.27 | 147.74 | -50% |
| Qwen3 32B tok/s | 34.08 | 70.13 | -51% |
| Llama 3.3 70B tok/s | 0 | 34.87 | n/a |
| Stable Diffusion XL images/min | 11.2 | 27.94 | -60% |
| Z-Image Turbo images/min | 5.625 | 15.6 | -64% |
| FLUX.1 dev images/min | 2.464 | 6.921 | -64% |
| FLUX.1 Kontext dev images/min | 1.114 | 3.086 | -64% |
| Qwen-Image-Edit images/min | 0.48 | 2.64 | -82% |
| LTX-Video (distilled) frames/s | 2.61 | 16.36 | -84% |
Whole-job comparison
How long each card takes to finish a complete pipeline, not just one model. NVIDIA L40 is faster on 0 of 7; NVIDIA RTX PRO 6000 Blackwell Workstation Edition on 7.
| Workflow | NVIDIA L40 | NVIDIA RTX PRO 6000 Blackwell Workstation Edition | Difference |
|---|---|---|---|
| 24-frame storyboard | 7 min | 3.6 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 1.92x faster |
| 6-panel comic page | 9.1 min | 5.1 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 1.80x faster |
| Character sheet, 12 poses | 12.1 min | 6.1 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 1.98x faster |
| 60-second AI short film | 13 min | 4.5 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 2.86x faster |
| Full codebase review | 13.5 min | 6.8 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 1.99x faster |
| 40-product photo shoot | 41.1 min | 16.7 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 2.46x faster |
| 100-photo restoration batch | 1 h 30 min | 33.4 min | NVIDIA RTX PRO 6000 Blackwell Workstation Edition 2.70x faster |
Specifications compared
| NVIDIA L40 | NVIDIA RTX PRO 6000 Blackwell Workstation Edition | |
|---|---|---|
| VRAM | 48GB | 96GB |
| Architecture | Ada Lovelace | Blackwell |
| Memory bandwidth | 864 GB/s | 1792 GB/s |
| Boost clock | 2,490 MHz | 2,617 MHz |
| TDP | 300 W | 600 W |
| Launch MSRP | $7,000 | $8,565 |
| Release | 2022-10-13 | 2025-03-18 |
FAQ
- Which is better for ai & machine learning: NVIDIA L40 or NVIDIA RTX PRO 6000 Blackwell Workstation Edition?
- NVIDIA RTX PRO 6000 Blackwell Workstation Edition performs better for ai & machine learning, winning 11 of 11 benchmarks in our suite with an average 202.9% advantage.
- What are the main hardware differences between NVIDIA L40 and NVIDIA RTX PRO 6000 Blackwell Workstation Edition?
- NVIDIA L40 has 48GB VRAM and a 300W TDP, while NVIDIA RTX PRO 6000 Blackwell Workstation Edition has 96GB VRAM and a 600W TDP.
- Does VRAM matter more than speed between NVIDIA L40 and NVIDIA RTX PRO 6000 Blackwell Workstation Edition?
- For AI, yes, NVIDIA L40 fits 2 more of our 12 workloads than NVIDIA RTX PRO 6000 Blackwell Workstation Edition. A model that exceeds VRAM doesn't run slower, it doesn't run at all, so the card that fits the model wins that workload outright.
- Where is the biggest performance difference between NVIDIA L40 and NVIDIA RTX PRO 6000 Blackwell Workstation Edition?
- LTX-Video (distilled): NVIDIA RTX PRO 6000 Blackwell Workstation Edition leads by roughly 527% (2.61 vs 16.36 frames/s) in our testing.
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