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Hardware · NVIDIA

What AI models can the NVIDIA GeForce GTX 1660 Ti run?

VRAM
6.0 GB
Usable for models
6.0 GB
Memory bandwidth
288 GB/s
FP16 compute
5.4 TFLOPS
Released
2019
Launch price
$279

Specifications

MakerNVIDIA
TypeGraphics card
Video memory (VRAM)6.0 GB
Usable for AI models6.0 GB
Memory bandwidth288 GB/s
FP16 compute5.4 TFLOPS
InterfacePCIe 3.0
Released2019
Launch price (US)$279

Best LLMs for the NVIDIA GeForce GTX 1660 Ti

Grade · points Model Quant Memory Speed Fit
83 ptsGreat (A) · 83 of 100 points: Model quality 29.1/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 Ornith 1.5 9BDeepReinforce Q3_K_M 5.9 GB 47.4 tok/s Tight fit
83 ptsGreat (A) · 83 of 100 points: Model quality 29.1/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 Gemma 4 E4BGoogle Q4_K_M 5.9 GB 44.2 tok/s Tight fit
82 ptsGreat (A) · 82 of 100 points: Model quality 28.7/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 Qwen3.5 9BAlibaba Q3_K_M 5.9 GB 47.4 tok/s Tight fit
82 ptsGreat (A) · 82 of 100 points: Model quality 27.6/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 Qwen3.5 4BAlibaba Q6_K 5.0 GB 52.6 tok/s Runs well
82 ptsGreat (A) · 82 of 100 points: Model quality 28.4/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 Ornith 1.0 9BDeepReinforce Q3_K_M 5.9 GB 47.4 tok/s Tight fit
82 ptsGreat (A) · 82 of 100 points: Model quality 27.2/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 TMax 4BAi2 Q6_K 4.6 GB 58.3 tok/s Runs well
82 ptsGreat (A) · 82 of 100 points: Model quality 27.1/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 Gemma 4 E2BGoogle Q5_K_M 4.6 GB 57.0 tok/s Runs well
81 ptsGreat (A) · 81 of 100 points: Model quality 28.0/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 TMax 9BAi2 Q3_K_M 5.6 GB 51.1 tok/s Tight fit
81 ptsGreat (A) · 81 of 100 points: Model quality 26.7/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 Agents-A1 4BInternScience Q6_K 4.9 GB 54.0 tok/s Runs well
80 ptsGreat (A) · 80 of 100 points: Model quality 25.8/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 Fara 1.5 4BMicrosoft Q6_K 4.9 GB 54.0 tok/s Runs well
80 ptsGreat (A) · 80 of 100 points: Model quality 26.5/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 UI-Mate 9BTencent Q3_K_M 5.8 GB 48.6 tok/s Tight fit
80 ptsGreat (A) · 80 of 100 points: Model quality 26.5/45, Memory fit 24.0/25, Speed 15.0/15, Memory use 15.0/15 UI-Venus 2 9BAnt Group (inclusionAI) Q3_K_M 5.8 GB 48.6 tok/s Tight fit

Best Image models for the NVIDIA GeForce GTX 1660 Ti

Grade · points Model Precision Memory Time per output Fit
82 ptsGreat (A) · 82 of 100 points: Model quality 32.6/45, Memory fit 20.0/25, Speed 15.0/15, Memory use 15.0/15 FLUX.2 [klein] 4BBlack Forest Labs Q4 GGUF 4.6 GB 9.7 s Runs well
78 ptsGreat (A) · 78 of 100 points: Model quality 25.6/45, Memory fit 23.0/25, Speed 15.0/15, Memory use 15.0/15 DreamShaper XL v2 TurboLykon FP8 5.6 GB 9.0 s Tight fit
76 ptsGreat (A) · 76 of 100 points: Model quality 23.8/45, Memory fit 23.0/25, Speed 15.0/15, Memory use 15.0/15 SDXL-Lightning (4-step)ByteDance FP8 5.6 GB 4.9 s Tight fit
74 ptsGreat (A) · 74 of 100 points: Model quality 37.0/45, Memory fit 12.0/25, Speed 10.0/15, Memory use 15.0/15 Z-Image TurboAlibaba (Tongyi) FP8 4.4 GB 23 s Runs well
73 ptsGreat (A) · 73 of 100 points: Model quality 27.3/45, Memory fit 23.0/25, Speed 8.5/15, Memory use 15.0/15 Juggernaut XL v9RunDiffusion FP8 5.6 GB 31 s Tight fit
73 ptsGreat (A) · 73 of 100 points: Model quality 27.3/45, Memory fit 23.0/25, Speed 8.5/15, Memory use 15.0/15 RealVisXL V5.0SG161222 FP8 5.6 GB 31 s Tight fit

Best Video models for the NVIDIA GeForce GTX 1660 Ti

Grade · points Model Precision Memory Time per output Fit
70 ptsGood (B) · 70 of 100 points: Model quality 15.8/45, Memory fit 25.0/25, Speed 15.0/15, Memory use 15.0/15 AnimateDiff v3 (SD 1.5)Shanghai AI Lab FP16 4.7 GB 2.6 min Runs well
62 ptsGood (B) · 62 of 100 points: Model quality 22.1/45, Memory fit 12.0/25, Speed 13.4/15, Memory use 15.0/15 LTX-Video 2BLightricks FP8 4.0 GB 3.8 min Runs well
55 ptsUsable (C) · 55 of 100 points: Model quality 19.8/45, Memory fit 12.0/25, Speed 8.6/15, Memory use 15.0/15 CogVideoX 2BZhipu AI FP8 4.7 GB 9.0 min Runs well

Best LLMs by task on this hardware Open in Model Finder

Estimates come from published hardware specs and our open formulas, not from running the model on your machine. Real speed varies with runtime, drivers and settings. Numbers marked “Measured” come from a linked benchmark.