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Phi-4 Mini on NVIDIA GeForce RTX 4070 Ti 12GB

NVIDIA GeForce RTX 4070 Ti 12GB runs Phi-4 Mini excellently at 82 tok/s at Q8_0. This is a strong pairing.

Model Size

3.82B

Device VRAM

12 GB

Bandwidth

504 GB/s

Quantizations Tested

1

Performance by Quantization

Each row shows Phi-4 Mini performance at a different quality level on NVIDIA GeForce RTX 4070 Ti 12GB.

QuantizationSpeedTTFTFits in VRAMRatingConfidence
Q8_082 tok/s75ms✓ YesExcellentestimated

Notes

Q8_0

Q8_0 4.3GB fits with 7.7GB headroom. Full quality.

About Phi-4 Mini

Phi-4 Mini (3.82B) is a chat, coding, ai coding, reasoning model. Microsoft's tiny powerhouse. Punches well above its weight at 3.8B parameters — competitive with many 7B models on reasoning and coding benchmarks. Extremely fast inference. Ideal as a draft model or for resource-constrained setups.

View all Phi-4 Mini hardware options →

About NVIDIA GeForce RTX 4070 Ti 12GB

NVIDIA GeForce RTX 4070 Ti 12GB has 12 GB at 504 GB/s. Street price: $749.

See all models NVIDIA GeForce RTX 4070 Ti 12GB can run →

Source: Performance estimates based on model size and device bandwidth (2026-03-15)

Data last updated: 2026-03-15