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NVIDIA GeForce RTX 5070 Ti vs NVIDIA GeForce RTX 4080 SUPER

Side-by-side comparison for AI and gaming. Which one should you buy in 2026?

Bottom Line

Same VRAM, but NVIDIA GeForce RTX 5070 Ti is cheaper. Go with NVIDIA GeForce RTX 5070 Ti unless you need NVIDIA GeForce RTX 4080 SUPER's newer architecture features.

NVIDIA GeForce RTX 5070 Ti: 5 winsNVIDIA GeForce RTX 4080 SUPER: 3 wins2 tied
SpecRTX 5070 TiRTX 4080 SUPER
Street Price$850$950
VRAM16GB GDDR716GB GDDR6X
Memory Bandwidth896 GB/s736 GB/s
TDP300W320W
AI Rating7/107/10
Gaming Rating8/109/10
CUDA Cores8,96010,240
Boost Clock2452 MHz2550 MHz
$/GB VRAM$53$59
Length290mm304mm

AI Model Compatibility

How each GPU handles popular AI models. VRAM determines whether a model fits — green means it runs, red means it won't.

Model16GB16GB
Llama 3.1 70B 70BNoNo
Llama 3.1 8B 8BFP16FP16
Qwen 2.5 72B 72BNoNo
Qwen 2.5 32B 32BOffloadOffload
Qwen 2.5 14B 14BQ8Q8
Mistral 7B 7BFP16FP16
DeepSeek R1 70B 70BNoNo
FLUX.1 Dev 12BQ8Q8
Stable Diffusion XL 6.6BFP16FP16
Stable Diffusion 3.5 Large 8BQ8Q8
HunyuanVideo 13BQ4Q4
CogVideoX-5B 5BQ8Q8
Mochi 1 10BQ8Q8
LTX Video 2BFP16FP16
Stable Video Diffusion 1.5BFP16FP16
Wan Video 14B 14BQ4Q4
Codestral 22B 22BQ4Q4
Qwen 2.5 Coder 32B 32BOffloadOffload
LLaVA 1.6 34B 34BOffloadOffload
AlphaFold 2 93MFP16FP16
ESMFold (ESM-2 15B) 15BQ8Q8
ESM-2 3B 3BFP16FP16
scGPT 50MFP16FP16
RFdiffusion 200MFP16FP16
Fine-tune Llama 8B 8BQ8Q8
Fine-tune Llama 70B 70BNoNo
Train SDXL LoRA 6.6BQ8Q8
Train FLUX LoRA 12BQ4Q4

Estimated Performance (tok/s)

Bandwidth-based estimates, not hardware benchmarks. Methodology

ModelRTX 5070 TiRTX 4080 SUPER
Llama 3.1 8B 8B33-40Fast25-31Usable
Qwen 2.5 32B 32B1-31-3
Qwen 2.5 14B 14B39-49Fast31-38Fast

NVIDIA GeForce RTX 5070 Ti

The RTX 5070 Ti sits in the sweet spot of the Blackwell lineup — 16GB GDDR7 with strong 4K gaming performance and enough VRAM for meaningful AI work. It handles 14B models comfortably and can run smaller image generation models without compromise. For gamers, it delivers near-RTX 4080 performance at a significantly lower price. This is the card to buy if you want future-proof performance without paying flagship prices.

Full specs →

NVIDIA GeForce RTX 4080 SUPER

The RTX 4080 SUPER delivers excellent 4K gaming performance with 16GB of GDDR6X memory. It is a strong card for gaming-first builds that want some AI capability. The 16GB VRAM handles 14B models at Q4 and runs Stable Diffusion XL comfortably. However, for dedicated AI builds, the 4090's 24GB offers significantly more headroom for the price difference.

Full specs →

Who Should Buy Which?

Buy the NVIDIA GeForce RTX 5070 Ti if:

  • + You want to save $100
  • + You want lower power consumption (300W vs 320W)
  • + High-end 4K gaming and mid-range local AI inference

Buy the NVIDIA GeForce RTX 4080 SUPER if:

  • + You want better gaming performance
  • + Premium 4K gaming with moderate AI capability