NVIDIA A100 80GB PCIe vs NVIDIA Titan RTX, AI & Machine Learning Comparison
NVIDIA A100 80GB PCIe wins 11 of 11 benchmarks, averaging 66.9% faster.
NVIDIA Titan RTX'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 Stable Diffusion XL, where NVIDIA A100 80GB PCIe leads by 156% (16.8 vs 6.56 images/min); the closest fight is Qwen3 4B (25% apart); VRAM decides part of this one: NVIDIA A100 80GB PCIe runs 12 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 80GB PCIe | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Qwen3 4B tok/s | 198.27 | 158.13 | +25% |
| Llama 3.1 8B tok/s | 161.75 | 107.39 | +51% |
| Qwen2.5-Coder 14B tok/s | 88.36 | 59.75 | +48% |
| Qwen3 32B tok/s | 43.77 | 28.36 | +54% |
| Llama 3.3 70B tok/s | 22.89 | 0 | n/a |
| Stable Diffusion XL images/min | 16.8 | 6.56 | +156% |
| FLUX.1 dev images/min | 3.964 | 0 | n/a |
| FLUX.1 Kontext dev images/min | 1.843 | 0 | n/a |
| Qwen-Image-Edit images/min | 1.54 | 0 | n/a |
| LTX-Video (distilled) frames/s | 8.51 | 0 | n/a |
| Wan 2.2 5B (720p) frames/s | 0.61 | 0 | n/a |
Whole-job comparison
How long each card takes to finish a complete pipeline, not just one model. NVIDIA A100 80GB PCIe is faster on 1 of 1; NVIDIA Titan RTX on 0.
| Workflow | NVIDIA A100 80GB PCIe | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Full codebase review | 11.3 min | 16.7 min | NVIDIA A100 80GB PCIe 1.48x faster |
Specifications compared
| NVIDIA A100 80GB PCIe | NVIDIA Titan RTX | |
|---|---|---|
| VRAM | 80GB | 24GB |
| Architecture | Ampere | Turing (TU102) |
| Memory bandwidth | 1935 GB/s | 672 GB/s |
| Boost clock | 1,410 MHz | 1,770 MHz |
| TDP | 300 W | 280 W |
| Launch MSRP | $15,000 | $2,499 |
| Release | 2021-06-28 | 2018-12-18 |
FAQ
- Which is better for ai & machine learning: NVIDIA A100 80GB PCIe or NVIDIA Titan RTX?
- NVIDIA A100 80GB PCIe performs better for ai & machine learning, winning 11 of 11 benchmarks in our suite with an average 66.9% advantage.
- What are the main hardware differences between NVIDIA A100 80GB PCIe and NVIDIA Titan RTX?
- NVIDIA A100 80GB PCIe has 80GB VRAM and a 300W TDP, while NVIDIA Titan RTX has 24GB VRAM and a 280W TDP.
- Does VRAM matter more than speed between NVIDIA A100 80GB PCIe and NVIDIA Titan RTX?
- For AI, yes, NVIDIA A100 80GB PCIe fits 4 more of our 12 workloads than NVIDIA Titan RTX. 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 80GB PCIe and NVIDIA Titan RTX?
- Stable Diffusion XL: NVIDIA A100 80GB PCIe leads by roughly 156% (16.8 vs 6.56 images/min) in our testing.
NVIDIA A100 80GB PCIe full review · NVIDIA Titan RTX full review · All AI & Machine Learning rankings