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NVIDIA GeForce RTX 4070 Super vs NVIDIA GeForce RTX 4070 Ti Super

For running models locally, priced in the UK. At 8k context the first runs 13 models fully in memory, the second 16.

In short

The NVIDIA GeForce RTX 4070 Ti Super has more memory for models: 16 GB against 12 GB. At 8k context the NVIDIA GeForce RTX 4070 Ti Super runs 16 of the models we track fully in memory and the NVIDIA GeForce RTX 4070 Super 13; only the NVIDIA GeForce RTX 4070 Ti Super holds Devstral Small 2 24B. On the models both run fully in memory, the NVIDIA GeForce RTX 4070 Ti Super is about 1.3× as fast as the NVIDIA GeForce RTX 4070 Super (estimated, median across models). In the UK the NVIDIA GeForce RTX 4070 Super costs £874 at eBay and the NVIDIA GeForce RTX 4070 Ti Super £950 at eBay: the NVIDIA GeForce RTX 4070 Super is £76 cheaper.

Updated . Speeds are estimates; how they are worked out.

NVIDIA GeForce RTX 4070 Super

£874

eBay

Add to build
NVIDIA GeForce RTX 4070 Ti Super

£950

eBay

Add to build

Specifications

SpecNVIDIA GeForce RTX 4070 SuperNVIDIA GeForce RTX 4070 Ti Super
GPUGeForce RTX 4070 SuperGeForce RTX 4070 Ti Super
Memory12 GB GDDR6X16 GB GDDR6X
Memory bus192-bit256-bit
Memory bandwidth504 GB/s672 GB/s
FP16 compute71 TFLOPS88 TFLOPS
SoftwareCUDACUDA
Board power220 W285 W
PCIe generationGen 4Gen 4
PCIe lanesx16x16

What each runs

Estimated decode speed with the most precise quant that fits each one est.

ModelNVIDIA GeForce RTX 4070 SuperNVIDIA GeForce RTX 4070 Ti Super
Devstral Small 2 24Boffload27tok/sQ4_K_M
gpt-oss 20Boffload95tok/sMXFP4
Gemma 4 12B31tok/sQ6_K32tok/sQ8_0
Qwen 3.5 9B32tok/sQ8_042tok/sQ8_0
Mistral Small 3.2 24Boffload27tok/sQ4_K_M
Qwen3 14B30tok/sQ4_K_M31tok/sQ6_K
Ministral 3 14B29tok/sQ5_K_M27tok/sQ8_0
DeepSeek R1 0528 Qwen3 8B32tok/sQ8_042tok/sQ8_0
Qwen3 8B32tok/sQ8_042tok/sQ8_0
Phi-4 14B30tok/sQ4_K_M30tok/sQ6_K
Qwen 3.5 4B65tok/sQ8_087tok/sQ8_0
Ministral 3 8B31tok/sQ8_041tok/sQ8_0
Granite 4.2 8B29tok/sQ8_039tok/sQ8_0
Gemma 4 E4B37tok/sQ8_049tok/sQ8_0
LFM2.5 8B-A1B128tok/sQ8_0170tok/sQ8_0
Llama 3.1 8B41tok/sQ6_K54tok/sQ6_K
Qwen 3.8 27Boffloadoffload
Qwen 3.5 122B-A10Bwon't runoffload
Qwen 3.6 27Boffloadoffload
Gemma 4 31Boffloadoffload
Mistral Small 4 119Bwon't runoffload
Qwen 3.6 35B-A3Boffloadoffload
Qwen 3.5 27Boffloadoffload
Gemma 4 26B-A4Boffloadoffload
Qwen 3.5 35B-A3Boffloadoffload
GLM 4.7 Flashoffloadoffload
Nemotron 3.5 Lightning 30B-A3Boffloadoffload
Kimi Linear 48B-A3Boffloadoffload
Qwen3 Coder 30B-A3Boffloadoffload
Qwen3 32Boffloadoffload
Gemma 3 27Boffloadoffload
DeepSeek R1 Distill Qwen 32Boffloadoffload
DeepSeek V4 Flashwon't runwon't run
GLM 5.3 Flashwon't runwon't run
Qwen 3.8 Flash Nextwon't runwon't run
MiniMax M2.7won't runwon't run
Nemotron 3 Super 120B-A12Bwon't runwon't run
Qwen3 Coder Nextwon't runwon't run
gpt-oss 120Bwon't runwon't run
GLM 4.5 Airwon't runwon't run
Qwen3 Next 80B-A3Bwon't runwon't run
Llama 3.3 70Bwon't runwon't run

Questions

Which is better for local AI, the NVIDIA GeForce RTX 4070 Super or the NVIDIA GeForce RTX 4070 Ti Super?
Choose the NVIDIA GeForce RTX 4070 Ti Super to run bigger models. Choose the NVIDIA GeForce RTX 4070 Ti Super for speed. Choose the NVIDIA GeForce RTX 4070 Super to spend less.
Which can run bigger models, the NVIDIA GeForce RTX 4070 Super or the NVIDIA GeForce RTX 4070 Ti Super?
At 8k context the NVIDIA GeForce RTX 4070 Ti Super runs 16 of the models we track fully in memory and the NVIDIA GeForce RTX 4070 Super 13; only the NVIDIA GeForce RTX 4070 Ti Super holds Devstral Small 2 24B.
Which is faster for local AI, the NVIDIA GeForce RTX 4070 Super or the NVIDIA GeForce RTX 4070 Ti Super?
On the models both run fully in memory, the NVIDIA GeForce RTX 4070 Ti Super is about 1.3× as fast as the NVIDIA GeForce RTX 4070 Super (estimated, median across models).
What is the price difference between the NVIDIA GeForce RTX 4070 Super and the NVIDIA GeForce RTX 4070 Ti Super?
In the UK the NVIDIA GeForce RTX 4070 Super costs £874 at eBay and the NVIDIA GeForce RTX 4070 Ti Super £950 at eBay: the NVIDIA GeForce RTX 4070 Super is £76 cheaper.

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