NVIDIA GeForce RTX 3070 Founders Edition vs GeForce RTX 5080, AI & Machine Learning Comparison
GeForce RTX 5080 wins 6 of 12 benchmarks, averaging 116.2% 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 GeForce RTX 5080 leads by 191% (3.04 vs 8.86 images/min); the closest fight is Qwen3 4B (71% apart); VRAM decides part of this one: GeForce RTX 5080 runs 6 of our 12 AI workloads while the other card runs 3, models that don't fit score zero.
Benchmark results head-to-head
| Benchmark | NVIDIA GeForce RTX 3070 Founders Edition | GeForce RTX 5080 | Difference |
|---|---|---|---|
| Qwen3 4B tok/s | 126.36 | 215.89 | -41% |
| Llama 3.1 8B tok/s | 80.95 | 150.71 | -46% |
| Qwen2.5-Coder 14B tok/s | 0 | 81.97 | n/a |
| Qwen3 32B tok/s | 0 | 0 | n/a |
| Llama 3.3 70B tok/s | 0 | 0 | n/a |
| Stable Diffusion XL images/min | 3.04 | 8.86 | -66% |
| Z-Image Turbo images/min | 0 | 2.7 | n/a |
| 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 |
| LTX-Video (distilled) frames/s | 0 | 3.34 | n/a |
| Wan 2.2 5B (720p) frames/s | 0 | 0 | n/a |
Cost to rent
| Card | Per hour |
|---|---|
| NVIDIA GeForce RTX 3070 Founders Edition | $0.049 |
| GeForce RTX 5080 | $0.135 |
NVIDIA GeForce RTX 3070 Founders Edition is 2.76x cheaper per hour. Cheapest on-demand rate we see across RunPod and Vast.
Specifications compared
| NVIDIA GeForce RTX 3070 Founders Edition | GeForce RTX 5080 | |
|---|---|---|
| VRAM | 8GB | 16GB |
| Transistors | 17,400M | 45,600M |
| Die size | 392.5 mm² | 378 mm² |
| Transistor density | 44.3 M/mm² | 120.6 M/mm² |
| Architecture | Ampere | Blackwell (GB203) |
| Memory bandwidth | 448 GB/s | 960 GB/s |
| Boost clock | 1,725 MHz | 2,617 MHz |
| TDP | 220 W | 360 W |
| Launch MSRP | $499 | $999 |
| Release | 2020-10-29 | 2025-01-30 |
FAQ
- Which is better for ai & machine learning: NVIDIA GeForce RTX 3070 Founders Edition or GeForce RTX 5080?
- GeForce RTX 5080 performs better for ai & machine learning, winning 6 of 12 benchmarks in our suite with an average 116.2% advantage.
- What are the main hardware differences between NVIDIA GeForce RTX 3070 Founders Edition and GeForce RTX 5080?
- NVIDIA GeForce RTX 3070 Founders Edition has 8GB VRAM and a 220W TDP, while GeForce RTX 5080 has 16GB VRAM and a 360W TDP.
- Does VRAM matter more than speed between NVIDIA GeForce RTX 3070 Founders Edition and GeForce RTX 5080?
- For AI, yes, GeForce RTX 5080 fits 3 more of our 12 workloads than NVIDIA GeForce RTX 3070 Founders 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 GeForce RTX 3070 Founders Edition and GeForce RTX 5080?
- Stable Diffusion XL: GeForce RTX 5080 leads by roughly 191% (3.04 vs 8.86 images/min) in our testing.
NVIDIA GeForce RTX 3070 Founders Edition full review · GeForce RTX 5080 full review · All AI & Machine Learning rankings