NVIDIA RTX A4000 vs NVIDIA Titan RTX, AI & Machine Learning Comparison
NVIDIA Titan RTX wins 5 of 10 benchmarks, averaging 37.2% 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 Qwen2.5-Coder 14B, where NVIDIA Titan RTX leads by 45% (41.13 vs 59.75 tok/s); the closest fight is Stable Diffusion XL (25% apart); VRAM decides part of this one: NVIDIA Titan RTX runs 5 of our 12 AI workloads while the other card runs 4, models that don't fit score zero.
Benchmark results head-to-head
| Benchmark | NVIDIA RTX A4000 | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Qwen3 4B tok/s | 116.23 | 158.13 | -26% |
| Llama 3.1 8B tok/s | 75.52 | 107.39 | -30% |
| Qwen2.5-Coder 14B tok/s | 41.13 | 59.75 | -31% |
| Qwen3 32B tok/s | 0 | 28.36 | n/a |
| Llama 3.3 70B tok/s | 0 | 0 | n/a |
| Stable Diffusion XL images/min | 5.24 | 6.56 | -20% |
| FLUX.1 dev images/min | 0 | 0 | n/a |
| FLUX.1 Kontext dev images/min | 0 | 0 | n/a |
| Qwen-Image-Edit images/min | 0 | 0 | n/a |
| Wan 2.2 5B (720p) frames/s | 0 | 0 | n/a |
Whole-job comparison
How long each card takes to finish a complete pipeline, not just one model. NVIDIA RTX A4000 is faster on 0 of 1; NVIDIA Titan RTX on 1.
| Workflow | NVIDIA RTX A4000 | NVIDIA Titan RTX | Difference |
|---|---|---|---|
| Full codebase review | 24.3 min | 16.7 min | NVIDIA Titan RTX 1.45x faster |
Specifications compared
| NVIDIA RTX A4000 | NVIDIA Titan RTX | |
|---|---|---|
| VRAM | 16GB | 24GB |
| Architecture | Ampere | Turing (TU102) |
| Memory bandwidth | 448 GB/s | 672 GB/s |
| Boost clock | 1,560 MHz | 1,770 MHz |
| TDP | 140 W | 280 W |
| Launch MSRP | $999 | $2,499 |
| Release | 2021-04-12 | 2018-12-18 |
FAQ
- Which is better for ai & machine learning: NVIDIA RTX A4000 or NVIDIA Titan RTX?
- NVIDIA Titan RTX performs better for ai & machine learning, winning 5 of 10 benchmarks in our suite with an average 37.2% advantage.
- What are the main hardware differences between NVIDIA RTX A4000 and NVIDIA Titan RTX?
- NVIDIA RTX A4000 has 16GB VRAM and a 140W TDP, while NVIDIA Titan RTX has 24GB VRAM and a 280W TDP.
- Does VRAM matter more than speed between NVIDIA RTX A4000 and NVIDIA Titan RTX?
- For AI, yes, NVIDIA Titan RTX fits 2 more of our 12 workloads than NVIDIA RTX A4000. 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 RTX A4000 and NVIDIA Titan RTX?
- Qwen2.5-Coder 14B: NVIDIA Titan RTX leads by roughly 45% (41.13 vs 59.75 tok/s) in our testing.
NVIDIA RTX A4000 full review · NVIDIA Titan RTX full review · All AI & Machine Learning rankings