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NVIDIA GeForce RTX 4070 Ti Super vs AMD Radeon RX 7800 XT

For running models locally, priced in India. At 8k context the first runs 16 models fully in memory, the second 14.

In short

Both have 16 GB of memory for models; the NVIDIA GeForce RTX 4070 Ti Super has 672 GB/s of bandwidth and the AMD Radeon RX 7800 XT 624 GB/s. At 8k context the NVIDIA GeForce RTX 4070 Ti Super runs 16 of the models we track fully in memory and the AMD Radeon RX 7800 XT 14; 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 1.2× as fast as the AMD Radeon RX 7800 XT (estimated, median across models).

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

NVIDIA GeForce RTX 4070 Ti Super

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AMD Radeon RX 7800 XT

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Specifications

SpecNVIDIA GeForce RTX 4070 Ti SuperAMD Radeon RX 7800 XT
GPUGeForce RTX 4070 Ti SuperRadeon RX 7800 XT
Memory16 GB GDDR6X16 GB GDDR6
Memory bus256-bit256-bit
Memory bandwidth672 GB/s624 GB/s
FP16 compute88 TFLOPS74 TFLOPS
SoftwareCUDAROCm
Board power285 W263 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 Ti SuperAMD Radeon RX 7800 XT
Devstral Small 2 24B27tok/sQ4_K_Moffload
gpt-oss 20B95tok/sMXFP478tok/sMXFP4
Gemma 4 12B32tok/sQ8_026tok/sQ8_0
Qwen 3.5 9B42tok/sQ8_035tok/sQ8_0
Mistral Small 3.2 24B27tok/sQ4_K_Moffload
Qwen3 14B31tok/sQ6_K26tok/sQ6_K
Ministral 3 14B27tok/sQ8_028tok/sQ6_K
DeepSeek R1 0528 Qwen3 8B42tok/sQ8_035tok/sQ8_0
Qwen3 8B42tok/sQ8_035tok/sQ8_0
Phi-4 14B30tok/sQ6_K25tok/sQ6_K
Qwen 3.5 4B87tok/sQ8_072tok/sQ8_0
Ministral 3 8B41tok/sQ8_034tok/sQ8_0
Granite 4.2 8B39tok/sQ8_032tok/sQ8_0
Gemma 4 E4B49tok/sQ8_041tok/sQ8_0
LFM2.5 8B-A1B170tok/sQ8_0140tok/sQ8_0
Llama 3.1 8B54tok/sQ6_K45tok/sQ6_K
Qwen 3.8 27Boffloadoffload
Qwen 3.5 122B-A10Boffloadoffload
Qwen 3.6 27Boffloadoffload
Gemma 4 31Boffloadoffload
Mistral Small 4 119Boffloadoffload
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
Qwen3 Coder 30B-A3Boffloadoffload
Kimi Linear 48B-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 Ti Super or the AMD Radeon RX 7800 XT?
Choose the NVIDIA GeForce RTX 4070 Ti Super to run bigger models. Choose the NVIDIA GeForce RTX 4070 Ti Super for speed.
Which can run bigger models, the NVIDIA GeForce RTX 4070 Ti Super or the AMD Radeon RX 7800 XT?
At 8k context the NVIDIA GeForce RTX 4070 Ti Super runs 16 of the models we track fully in memory and the AMD Radeon RX 7800 XT 14; only the NVIDIA GeForce RTX 4070 Ti Super holds Devstral Small 2 24B.
Which is faster for local AI, the NVIDIA GeForce RTX 4070 Ti Super or the AMD Radeon RX 7800 XT?
On the models both run fully in memory, the NVIDIA GeForce RTX 4070 Ti Super is about 1.2× as fast as the AMD Radeon RX 7800 XT (estimated, median across models).

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