Mixtral 8x7B on AMD Radeon RX 7900 XTX · 24GB VRAM

⚠️ Partial GPU offload — Mixtral 8x7B @ Q4_K_M
Mixtral 8x7B 8x7B (MoE) at Q4_K_M needs ~28.7 GB (weights 26.4 GB + KV 1.0 GB + overhead 1.3 GB @ 8K ctx) of your 21.6 GB usable VRAM — some layers spill to system RAM. Expect ~13–20 tok/s (usable).
context @ Q4_K_M: runs to its full 32K
quantneedsspeed
✗ Q8_049.5 GB—
✗ Q5_K_M33.5 GB—
~ Q4_K_M28.7 GB~13–20 tok/s (usable)
~ Q3_K_M23.3 GB~16–25 tok/s (fast)
$runlocal install mixtral:8x7b
runlocal verdict card
download card share on x share on reddit drop it in your model-drop post
Mixtral 8x7B: Partial GPU offload
for your own README — links back here

Same model, other machines: Apple M1 · Apple M1 Pro · Apple M2 · Apple M3 Pro · Apple M2 Pro · Apple M4 Pro

Also runs on a AMD Radeon RX 7900 XTX: DeepSeek-R1 (distill) · Qwen3 · Qwen2.5 · Gemma 3 · Mistral Small 3

Best models for a AMD Radeon RX 7900 XTX · 24GB VRAM →

Architecturally similar

These share Mixtral 8x7B's KV-cache geometry — they size memory the same way, so here's how they fit on a AMD Radeon RX 7900 XTX · 24GB VRAM too:

modelsharesverdict here
Llama 3.1 8kv/128hd ✅ Runs comfortably
Qwen2.5-Coder 8kv/128hd ✅ Runs (tight)
Llama 3.2 8kv/128hd ✅ Runs comfortably
Llama 3.3 8kv/128hd ⚠️ Partial GPU offload
Mistral 7B 8kv/128hd ✅ Runs comfortably
Mistral Nemo 8kv/128hd ✅ Runs comfortably
Codestral 8kv/128hd ✅ Runs comfortably
Llama 3.2 Vision 8kv/128hd ✅ Runs comfortably

…and 7 more — see the Mixtral 8x7B page.

Check any combo yourself: open the checker →