gpus/apple/m3-ultra-256gb

M3 Ultra 256GB

Name: M3 Ultra 256GB
Brand: Apple
Price: 7099 USD
Availability: InStock

Released 2025-03-12 · Street $7,099

vram

256 GB

unified mem

bandwidth

800

GB/s

models fit

top · FP16

power

120 W

low

▸Spec sheet · top pick

Hardware spec

M3 Ultra 256GB

Apple · Apple Silicon · M3

★ Sweet spot for this card

gemma 3 27b

FP16 · GGUF · 57.2 GB

bench50.6 · conf A

vram57.2 / 256 GB

speed14 tok/s

Best benchmark per GB of VRAM in your tier. FP16wastes <3% quality vs FP16, leaves headroom for 32k context.

#	model	quant	vram	tok/s	bench ↓	fit
01	gemma 3 27b	FP16	57.2 GB	14	50.6	Great
02	Qwen2.5 Coder 32B	FP16	67.7 GB	12	48.8	Great
03	Llama 4 Maverick 17B 128E	Q4_K_M	210.5 GB	4	59.3	Great
04	Gemma 2 27B	FP16	57.2 GB	14	46.2	Great
05	Qwen3 32B	FP16	67.7 GB	12	40.0	Great
06	Gemma 2 9B	FP16	19.4 GB	41	35.0	Great
07	Gemma 3 12B	FP16	25.7 GB	31	31.3	Great
08	deepseek r1 distill llama 70b	FP16	147.5 GB	5	51.7	Great
09	deepseek r1 distill qwen 32b	FP16	67.7 GB	12	33.3	Great
10	Gemma 3 4B	FP16	8.9 GB	90	15.1	Great

Showing 10 of 20 models that fit · see full ranked list →

★ Best value

+M3 Ultra 512GB

512 GB · ~$9,499 · +$2,400 over M3 Ultra 256GB

Unlocks +2 models not in current rank

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