Yes — with 8.4 GB to spare

LFM2.5 2.6B at Q4_K_M fits your GeForce RTX 4070 Super entirely on the GPU at 8K context, at an estimated 201 tokens per second. There is room for its full 128K window.

Fully on GPU 8K context Q4_K_M · 1.5 GB LFM Open License v1.0 Released 28 Jul 2026 New this month Not in the Ollama library

Convolution-heavy hybrid for CPUs and NPUs: 22 of 30 blocks keep no KV cache at all.

What hardware do I need for LFM2.5 2.6B? →

The VRAM budget

weights 1.5 GB
Weights 1.5 GB KV cache @ 8K 0.13 GB Runtime overhead 0.6 GB Free 8.4 GB of 10.6 GB

Quantisation ladder

QuantWeightsTotal @ 8KMax contextTok/sQualityFit
F16 5.0 GB 5.8 GB 128K 61 Reference Long context
Q8_0 2.7 GB 3.4 GB 128K 114 −0.1% ppl Long context
Q6_K 2.1 GB 2.8 GB 128K 148 −0.4% ppl Long context
Q5_K_M 1.8 GB 2.5 GB 128K 171 −0.8% ppl Long context
Q4_K_M 1.5 GB 2.2 GB 128K 201 −1.9% ppl Recommended
Q3_K_M 1.2 GB 2.0 GB 128K 248 −5.4% ppl Long context
Q2_K 1.1 GB 1.8 GB 128K 290 −15% ppl Long context

Quality is the published perplexity delta against f16 weights. Max context assumes an f16 KV cache; q8_0 roughly doubles it. Only 8 of its 30 blocks keep a per-token KV cache; the rest are linear-attention, Mamba or convolution blocks with a fixed-size state.

How to run it

terminal
$ llama-server \
    -hf LiquidAI/LFM2.5-2.6B:Q4_K_M \
    -c 8192 -ngl 99

The engine underneath most of the others. Every knob is exposed. More on llama.cpp.

01Download is 1.5 GB. Keep it on an SSD — a first load off a spinning disk takes minutes.
02Close anything else holding VRAM. A browser with hardware acceleration can sit on 1–2 GB.
03There is room to go to the model's full 128K context on this card.
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