GeForce RTX 4070 vs GeForce RTX 4070 Ti SUPER for Local AI

Quick answer: The 4070 Ti SUPER over the 4070 buys 16GB instead of 12GB and 672 instead of 504 GB/s for $250.

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Which GPU is better for local AI workloads?

The capacity jump unlocks 14B models at Q8; the 33% bandwidth jump speeds all shared workloads. The 4070 remains the budget 12GB option. Both are efficient Ada cards (200W/285W).

Spec comparison: what actually differs

The table below is computed live from our hardware database. Positive deltas favor the GeForce RTX 4070.

SpecificationGeForce RTX 4070GeForce RTX 4070 Ti SUPERDifference
VRAM 12 16 -25%
Memory bandwidth 504 672 -25%
Memory type GDDR6X GDDR6X
Memory bus 192 256
TDP 200 285 -30%
CUDA cores 5888 8448 -30%
Architecture Ada Lovelace Ada Lovelace
Launch MSRP $549 $799 -31%
Street price $549 $799 -31%

Specs from our sourced product database. See how we source data.

What about price?

Launch MSRP: $549 (4070) versus $799 (4070 Ti SUPER).

Which one should you buy for LLMs and image generation?

NVIDIA · 2023

GeForce RTX 4070

Buy the 4070 discounted for 8B–12B use.

Full specs & benchmarks →
NVIDIA · 2024

GeForce RTX 4070 Ti SUPER

Buy the 4070 Ti SUPER for 16GB class — but cross-shop the newer 5060 Ti 16GB/5070 Ti.

Full specs & benchmarks →

Is it faster for LLM inference?

14B Q8 only on the Ti SUPER; shared models decode ~33% faster on it.

How does it handle image generation?

Flux workable on Ti SUPER's 16GB; marginal on 12GB.

Which AI models fit on each card?

Computed from our model VRAM database at Q4 quantization: GeForce RTX 4070 has 12 GB, GeForce RTX 4070 Ti SUPER has 16 GB.

Fit only on the GeForce RTX 4070 Ti SUPER (16 GB)

Gemma 3 27B ✓ Wan 2.2 (A14B & TI2V-5B) ✓ Mistral Small 3.2 24B ✓

Fit on both cards

FLUX.1 dev Llama 3.1 8B Stable Diffusion 3.5 Large Stable Diffusion XL 1.0 Whisper large-v3 Coqui XTTS-v2

Q4_K_M-equivalent sizes; context and quantization choices shift real limits. Check each model page for full quantization tables.

Frequently asked questions

4070 or 4070 Ti SUPER for 14B models?

Ti SUPER — 14B at Q8 needs ~15GB, exceeding the 4070's 12GB.

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