What you need to run Phi-4 14B

About Phi-4 14B

Phi-4 14B is a reasoning model that thinks step by step before it answers from Microsoft. Strong at maths and reasoning for its size. Running it locally needs about 10.1 GB of memory, and the download is 9.1 GB.

Smallest Mac that runs it

The least memory you need, by Apple chip:

• M1: does not fit
• M1 Pro: from 16 GB
• M1 Max: from 32 GB
• M1 Ultra: from 64 GB
• M2: does not fit
• M2 Pro: from 16 GB
• M2 Max: from 32 GB
• M2 Ultra: from 64 GB
• M3: does not fit
• M3 Pro: from 18 GB
• M3 Max: from 36 GB
• M3 Ultra: from 96 GB
• M4: from 16 GB
• M4 Pro: from 24 GB
• M4 Max: from 36 GB
• M5: from 16 GB
• M5 Pro: from 24 GB
• M5 Max: from 36 GB

Graphics cards

Runs well on: RTX 3060 12GB, RTX 3090, RTX 4060 Ti 16GB, RTX 4070 / 4070 Super, RTX 4070 Ti Super, RTX 4080 / 4080 Super, RTX 4090, RTX 5060 Ti 16GB, RTX 5070, RTX 5070 Ti, RTX 5080, RTX 5090, Radeon RX 7800 XT, Radeon RX 9070 XT, Radeon RX 7900 XTX. Runs slowly with help from system RAM on: RTX 3070, RTX 3080 10GB, RTX 4060, RTX 5060.

Hardware to run it

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• Smallest Mac: M5 with 16 GB. See it on Amazon
• Smallest graphics card: RTX 3060 12GB (12 GB). See it on Amazon
• Storage: this model is a 9.1 GB download, and most people end up keeping several. A fast external SSD keeps your main drive free. See SSDs on Amazon

Lighter and heavier alternatives

• DeepSeek R1 8B: needs about 6 GB, a lighter choice. Thinks step by step before answering. Good for maths and logic.
• DeepSeek R1 32B: needs about 21.5 GB, a heavier choice. Serious reasoning on a 24 GB GPU or 32 GB Mac.

Questions