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Find a GPU for your AI model
Choose a model, quantization and context size. The calculator returns GPUs that can hold the estimated memory entirely in VRAM, then maps those chips to real product SKUs and Amazon listings. This does not rank speed.
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Assumptions used
- Model
- Mixtral 8x22B Instruct
- Quantization
- Q4 (default for this form)
- Context
- 8K (default for this form)
- Required VRAM
- 91.8 GB
2 canonical GPUs fit entirely in VRAM under these assumptions.
Cheapest GPU for Mixtral 8x22B Instruct · Open value explorer · Build a PC · Workstations · Rent a server · Buy vs rent
Lowest-cost full-VRAM option
Sorted by lowest current Amazon price among GPUs that fit entirely in VRAM. This is not a performance ranking.
No compatible GPU currently has a fresh Amazon price.
More VRAM headroom
Sorted by leftover usable VRAM after the calculated requirement. Headroom is not tokens/sec.
NVIDIA B200 192 GB
- GPU VRAM
- 192 GB advertised
- Required VRAM
- 91.8 GB
- Usable GPU VRAM
- 172.8 GB
- VRAM headroom
- 81.0 GB — leftover usable memory after the calculated requirement, not a speed ranking
- Compatible
- Yes — fits entirely in VRAM
- Product SKUs
- 0 mapped · 0 Amazon-matched
- Amazon
- Check availability
NVIDIA H200 141 GB
- GPU VRAM
- 141 GB advertised
- Required VRAM
- 91.8 GB
- Usable GPU VRAM
- 126.9 GB
- VRAM headroom
- 35.1 GB — leftover usable memory after the calculated requirement, not a speed ranking
- Compatible
- Yes — fits entirely in VRAM
- Product SKUs
- 0 mapped · 0 Amazon-matched
- Amazon
- Check availability
Compare two of these GPUs
Opens the comparison for the same model, quantization and context. Does not change the buying ranking above.