NVIDIA A100 40GB SXM4 vs NVIDIA Titan RTX, AI & Machine Learning Comparison
NVIDIA A100 40GB SXM4 wins 9 of 11 benchmarks, averaging 70.1% faster.
Both cards' 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 Stable Diffusion XL, where NVIDIA A100 40GB SXM4 leads by 183% (18.576 vs 6.56 images/min); the closest fight is Qwen3-4B (22% apart); VRAM decides part of this one: NVIDIA Titan RTX runs 135 of our 12 AI workloads while the other card runs 5, models that don't fit score zero.
Benchmark results head-to-head
| Benchmark | NVIDIA A100 40GB SXM4 | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Qwen3-4B tok/s | 193.14 | 158.13 | +22% |
| Llama-3.1-8B tok/s | 157.26 | 107.39 | +46% |
| Qwen2.5-Coder-14B tok/s | 86.2 | 59.75 | +44% |
| Qwen3-32B tok/s | 43.8 | 28.36 | +54% |
| Llama-3.3-70B tok/s | 0 | 0 | n/a |
| Stable Diffusion XL images/min | 18.576 | 6.56 | +183% |
| FLUX.1 dev images/min | 4.264 | 0 | n/a |
| FLUX.1 Kontext dev images/min | 1.993 | 0 | n/a |
| Qwen-Image-Edit images/min | 0 | 0 | n/a |
| LTX-Video (distilled) frames/s | 8.95 | 0 | n/a |
| Wan 2.2 5B (720p) frames/s | 0.66 | 0 | n/a |
Whole-job comparison
How long each card takes to finish a complete pipeline, not just one model. NVIDIA A100 40GB SXM4 is faster on 1 of 1; NVIDIA Titan RTX on 0.
| Workflow | NVIDIA A100 40GB SXM4 | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Full codebase review | 11.7 min | 16.7 min | NVIDIA A100 40GB SXM4 1.43x faster |
Specifications compared
| NVIDIA A100 40GB SXM4 | NVIDIA Titan RTX | |
|---|---|---|
| VRAM | 40GB | 24GB |
| Architecture | Ampere | Turing (TU102) |
| Memory bandwidth | 1555 GB/s | 672 GB/s |
| Boost clock | 1,410 MHz | 1,770 MHz |
| TDP | 400 W | 280 W |
| Launch MSRP | $12,000 | $2,499 |
| Release | 2020-05-14 | 2018-12-18 |
FAQ
- Which is better for ai & machine learning: NVIDIA A100 40GB SXM4 or NVIDIA Titan RTX?
- NVIDIA A100 40GB SXM4 performs better for ai & machine learning, winning 9 of 11 benchmarks in our suite with an average 70.1% advantage.
- What are the main hardware differences between NVIDIA A100 40GB SXM4 and NVIDIA Titan RTX?
- NVIDIA A100 40GB SXM4 has 40GB VRAM and a 400W TDP, while NVIDIA Titan RTX has 24GB VRAM and a 280W TDP.
- Does VRAM matter more than speed between NVIDIA A100 40GB SXM4 and NVIDIA Titan RTX?
- For AI, yes, NVIDIA Titan RTX fits 11 more of our 12 workloads than NVIDIA A100 40GB SXM4. 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 A100 40GB SXM4 and NVIDIA Titan RTX?
- Stable Diffusion XL: NVIDIA A100 40GB SXM4 leads by roughly 183% (18.576 vs 6.56 images/min) in our testing.
NVIDIA A100 40GB SXM4 full review · NVIDIA Titan RTX full review · All AI & Machine Learning rankings