NVIDIA RTX PRO 4500 Blackwell vs NVIDIA T4, AI & Machine Learning Comparison
NVIDIA RTX PRO 4500 Blackwell wins 7 of 9 benchmarks, averaging 326.4% faster.
Both cards were measured first-party on our bench, same suite, same test rig.
What the numbers say
The gap is widest in Stable Diffusion XL, where NVIDIA RTX PRO 4500 Blackwell leads by 455% (13.1 vs 2.36 images/min); the closest fight is Qwen3 4B (228% apart); VRAM decides part of this one: NVIDIA RTX PRO 4500 Blackwell runs 111 of our 12 AI workloads while the other card runs 9, models that don't fit score zero.
Benchmark results head-to-head
| Benchmark | NVIDIA RTX PRO 4500 Blackwell | NVIDIA T4 | Difference |
|---|---|---|---|
| Qwen3 4B tok/s | 221.92 | 67.71 | +228% |
| Llama 3.1 8B tok/s | 146.19 | 35.01 | +318% |
| Qwen2.5-Coder 14B tok/s | 80.09 | 19.76 | +305% |
| Qwen3 32B tok/s | 37.61 | 0 | n/a |
| Llama 3.3 70B tok/s | 0 | 0 | n/a |
| Stable Diffusion XL images/min | 13.1 | 2.36 | +455% |
| FLUX.1 dev images/min | 1.414 | 0 | n/a |
| FLUX.1 Kontext dev images/min | 0.879 | 0 | n/a |
| Qwen-Image-Edit images/min | 0 | 0 | n/a |
Whole-job comparison
How long each card takes to finish a complete pipeline, not just one model. NVIDIA RTX PRO 4500 Blackwell is faster on 1 of 1; NVIDIA T4 on 0.
| Workflow | NVIDIA RTX PRO 4500 Blackwell | NVIDIA T4 | Difference |
|---|---|---|---|
| Full codebase review | 12.5 min | 50.7 min | NVIDIA RTX PRO 4500 Blackwell 4.06x faster |
Specifications compared
| NVIDIA RTX PRO 4500 Blackwell | NVIDIA T4 | |
|---|---|---|
| VRAM | 32GB | 16GB |
| Architecture | Blackwell | Turing |
| Memory bandwidth | 896 GB/s | 320 GB/s |
| Boost clock | 2,407 MHz | 1,590 MHz |
| TDP | 200 W | 70 W |
| Launch MSRP | $2,600 | $2,299 |
| Release | 2025-08-01 | 2018-09-13 |
FAQ
- Which is better for ai & machine learning: NVIDIA RTX PRO 4500 Blackwell or NVIDIA T4?
- NVIDIA RTX PRO 4500 Blackwell performs better for ai & machine learning, winning 7 of 9 benchmarks in our suite with an average 326.4% advantage.
- What are the main hardware differences between NVIDIA RTX PRO 4500 Blackwell and NVIDIA T4?
- NVIDIA RTX PRO 4500 Blackwell has 32GB VRAM and a 200W TDP, while NVIDIA T4 has 16GB VRAM and a 70W TDP.
- Does VRAM matter more than speed between NVIDIA RTX PRO 4500 Blackwell and NVIDIA T4?
- For AI, yes, NVIDIA RTX PRO 4500 Blackwell fits 42 more of our 12 workloads than NVIDIA T4. 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 PRO 4500 Blackwell and NVIDIA T4?
- Stable Diffusion XL: NVIDIA RTX PRO 4500 Blackwell leads by roughly 455% (13.1 vs 2.36 images/min) in our testing.
NVIDIA RTX PRO 4500 Blackwell full review · NVIDIA T4 full review · All AI & Machine Learning rankings