Mac Studio, M4 Max, 128GB, refurbished vs Mac Studio, M5 Ultra, 96GB
Both hold gpt-oss-120b at Q4_K_M. Mac Studio, M5 Ultra, 96GB decodes an est. 195 tok/s against 88.7, and costs $1,090 more — $10.26 per extra token per second. Worth it if you read the output as it arrives; not if you queue jobs.
- Fit
- Fits
- Fits
- Headroom
- 48GB
- 16GB
- Est. speed
- 88.7 tok/s
- 195 tok/s
- Cheapest today
- $4,409 at Apple Certified Refurbished
- $5,499 at Best Buy
- Per GB of memory
- $34
- $57
- Memory
- 128GB unified memory
- 96GB unified memory
- Usable for a model
- 120GB
- 88GB
- Memory bandwidth
- 546GB/s
- 1.2TB/s
- Storage
- 1TB
- 1TB
- Lowest recorded
- $4,409 in 3d
- $5,499 in 3d
Fit, headroom and speed are computed from each vendor’s published bandwidth and the model’s own size at 8K context. Prices are the cheapest listing we could read on each seller’s page. The arithmetic is here.
Where they actually differ
- Qwen3-235B-A22BWon't fitWon't fit
- DeepSeek-V3Won't fitWon't fit
- Llama-3.3-70BFitsFits
- gpt-oss-120bFitsFits
- Mistral-Large-2411FitsFits
- Llama-4-Scout-17B-16EFitsFits
- Qwen3-32BFitsFits
- Gemma-3-27BFitsFits
- gpt-oss-20bFitsFits
- Llama-4-Maverick-17B-128EWon't fitWon't fit
- Llama-4-BehemothWon't fitWon't fit
- Qwen3-Coder-480B-A35B-InstructWon't fitWon't fit
- Kimi-K2-InstructWon't fitWon't fit
- GLM-4.6Won't fitWon't fit
- DeepSeek-R1Won't fitWon't fit
- MiniMax-M2Won't fitWon't fit
- Qwen3-30B-A3BFitsFits
- Qwen3-4BFitsFits
- Devstral-Small-2507FitsFits
- Phi-4FitsFits
- Gemma-3n-E4BFitsFits
- Qwen3-VL-8B-InstructFitsFits
Every model we track at Q4_K_M. The rows where the two boxes agree are dimmed, because they are not what you are choosing between.