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StarCoder 2 15B on NVIDIA GeForce RTX 4090

NVIDIA GeForce RTX 4090 runs StarCoder 2 15B excellently at 50 tok/s at Q8_0. This is a strong pairing.

Model Size

15.5B

Device VRAM

24 GB

Bandwidth

1008 GB/s

Quantizations Tested

1

Performance by Quantization

Each row shows StarCoder 2 15B performance at a different quality level on NVIDIA GeForce RTX 4090.

QuantizationSpeedTTFTFits in VRAMRatingConfidence
Q8_050 tok/s130ms✓ YesExcellentestimated

Notes

Q8_0

Full Q8 quality at 16.8GB. Fast code completion.

About StarCoder 2 15B

StarCoder 2 15B (15.5B) is a coding, ai coding model. Trained on The Stack v2 with 619 programming languages. Strong fill-in-the-middle (FIM) support for code completion. BigCode's best model — competitive but surpassed by Qwen 2.5 Coder on most benchmarks.

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About NVIDIA GeForce RTX 4090

NVIDIA GeForce RTX 4090 has 24 GB at 1008 GB/s. Street price: $1,799.

See all models NVIDIA GeForce RTX 4090 can run →

Builds with NVIDIA GeForce RTX 4090

Source: Community benchmarks (2026-01-15)

Data last updated: 2026-03-01