RTX 4090~175 tok/s (Q4)

microsoft/Phi-3.5-mini-instruct speed on RTX 4090

Quantization-specific throughput and VRAM requirements for microsoft/Phi-3.5-mini-instruct running on RTX 4090.

Speed Snapshot

Topline estimate from compatibility data

Modelmicrosoft/Phi-3.5-mini-instruct

GPURTX 4090

Q4 speed175 tok/s

Q4 VRAM required4GB

Data Source

Calculation and benchmark status

Speed values come from the compatibility dataset (`estimatedTokensPerSec`) and are sorted by quantization.

For full verdict logic and alternate GPUs, see the canonical compatibility page.

Quantization Speed Table

Quantization	VRAM needed	VRAM available	Speed	Verdict
Q4	4GB	24GB	175 tok/s	✅ Fits
Q8	7GB	24GB	119 tok/s	✅ Fits
FP16	15GB	24GB	75 tok/s	✅ Fits