Home / AI GPUs / NVIDIA GTX 1660 Ti 6 GB

NVIDIA · GeForce

NVIDIA GTX 1660 Ti 6 GB

6 GB GDDR6 advertised VRAM. Usable memory for calculations is 90% of advertised capacity. This page is the chip + VRAM entity — not a single cooler SKU.

Models that fit (calculated)

Model	Params	Q4	Q8	FP16	Max context in VRAM
Qwen2.5 0.5B Instruct	494M	Fits	Fits	Fits	32K
TinyLlama 1.1B Chat v1.0	1.1B	Fits	Fits	Fits	2K
Llama 3.2 1B Instruct	1.2B	Fits	Fits	Fits	128K
Qwen2.5 1.5B Instruct	1.5B	Fits	Fits	Fits	32K
Qwen2.5-Coder 1.5B Instruct	1.5B	Fits	Fits	Fits	32K
SmolLM2 1.7B Instruct	1.7B	Fits	Fits	Fits	8K
Gemma 2 2B Instruct	2.6B	Fits	Fits	Offload	8K
Qwen2.5 3B Instruct	3.1B	Fits	Fits	Offload	32K
Llama 3.2 3B Instruct	3.2B	Fits	Fits	Offload	16K
Phi-3.5 Mini Instruct	3.8B	Fits	Offload	Offload	4K
Phi-3 Mini 128K Instruct	3.8B	Fits	Offload	Offload	4K
Phi-3 Mini 4K Instruct	3.8B	Fits	Offload	Offload	4K
Phi-4 Mini Instruct	3.8B	Fits	Offload	Offload	16K
Code Llama 7B Instruct	6.7B	Offload	Offload	Offload	2K
Vicuna 7B v1.5	6.7B	Offload	Offload	Offload	2K
DeepSeek LLM 7B Chat	6.9B	Offload	Offload	Offload	2K
StarCoder2 7B	7.2B	Offload	Offload	No	16K
Falcon 7B Instruct	7.2B	Offload	Offload	No	—
OpenChat 3.5 7B	7.2B	Offload	Offload	No	4K
Mistral 7B Instruct v0.3	7.3B	Offload	Offload	No	4K
OLMo 2 7B Instruct	7.3B	Offload	Offload	No	—
Falcon 3 7B Instruct	7.5B	Offload	Offload	No	4K
DeepSeek R1 Distill Qwen 7B	7.6B	Offload	Offload	No	8K
Qwen2.5 7B Instruct	7.6B	Offload	Offload	No	8K
Qwen2.5-Coder 7B Instruct	7.6B	Offload	Offload	No	8K
Qwen2.5-Math 7B Instruct	7.6B	Offload	Offload	No	4K
Qwen2 7B Instruct	7.6B	Offload	Offload	No	8K
DeepSeek R1 Distill Llama 8B	8.0B	Offload	Offload	No	4K
Hermes 3 Llama 3.1 8B	8.0B	Offload	Offload	No	4K
Llama 3.1 8B Instruct	8.0B	Offload	Offload	No	4K
Llama 3 8B Instruct	8.0B	Offload	Offload	No	4K
Qwen3 8B	8.2B	Offload	Offload	No	2K
Yi 1.5 9B Chat	8.8B	Offload	Offload	No	—
Gemma 2 9B Instruct	9.2B	Offload	Offload	No	—
GLM-4-9B-0414	9.4B	Offload	Offload	No	—
GLM-4 9B Chat	9.4B	Offload	Offload	No	—
Falcon 3 10B Instruct	10B	Offload	Offload	No	—
SOLAR 10.7B Instruct	11B	Offload	Offload	No	—
Mistral Nemo 12B Instruct	12B	Offload	Offload	No	—
Code Llama 13B Instruct	13B	Offload	No	No	—
Vicuna 13B v1.5	13B	Offload	No	No	—
OLMo 2 13B Instruct	14B	Offload	No	No	—
Phi-3 Medium 128K Instruct	14B	Offload	No	No	—
Phi-3 Medium 4K Instruct	14B	Offload	No	No	—
DeepSeek R1 Distill Qwen 14B	15B	Offload	No	No	—
Phi-4	15B	Offload	No	No	—
Qwen2.5 14B Instruct	15B	Offload	No	No	—
Qwen3 14B	15B	Offload	No	No	—
StarCoder2 15B	16B	Offload	No	No	—
GPT-OSS 20B	22B	Offload	No	No	—
Mistral Small 24B Instruct	24B	No	No	No	—
Gemma 2 27B Instruct	27B	No	No	No	—
DeepSeek R1 Distill Qwen 32B	33B	No	No	No	—
Qwen2.5 32B Instruct	33B	No	No	No	—
Qwen2.5-Coder 32B Instruct	33B	No	No	No	—
QwQ 32B	33B	No	No	No	—
Qwen3 32B	33B	No	No	No	—
Code Llama 34B Instruct	34B	No	No	No	—
Yi 1.5 34B Chat	34B	No	No	No	—
Mixtral 8x7B Instruct	47B	No	No	No	—
DeepSeek R1 Distill Llama 70B	71B	No	No	No	—
Hermes 3 Llama 3.1 70B	71B	No	No	No	—
Llama 3.1 70B Instruct	71B	No	No	No	—
Llama 3.3 70B Instruct	71B	No	No	No	—
Qwen2.5 72B Instruct	73B	No	No	No	—
GPT-OSS 120B	117B	No	No	No	—
Mixtral 8x22B Instruct	141B	No	No	No	—

Available graphics cards

These are Icecat product SKUs mapped to this chip. Different board-partner cards are not assumed to share a price. Amazon CTAs appear only for EXACT/HIGH matches that are not bundled accessories.

GIGABYTE

GIGABYTE GeForce GTX 1660 Ti OC 6G

6 GB · Amazon EXACT

$430.00

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GIGABYTE

GIGABYTE GeForce GTX 1660 Ti WINDFORCE OC 6G

6 GB · Amazon EXACT

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GIGABYTE

GIGABYTE GAMING GeForce GTX 1660 Ti OC 6G

6 GB · Amazon unmatched

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ASUS

ASUS TUF Gaming Gaming GeForce® GTX 1660 Ti EVO NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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ASUS

ASUS TUF Gaming Gaming GeForce® GTX 1660 Ti EVO OC Edition NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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MSI

MSI ARMOR GeForce GTX 1660 Ti 6G OC

6 GB · Amazon unmatched

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MSI

MSI VENTUS GeForce GTX 1660 Ti XS 6G OC

6 GB · Amazon unmatched

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GIGABYTE

GIGABYTE GeForce GTX 1660 Ti MINI ITX OC 6G

6 GB · Amazon unmatched

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MSI

MSI GAMING GeForce GTX 1660 Ti X 6G

6 GB · Amazon unmatched

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ASUS

ASUS Phoenix PH-GTX1660TI-O6G NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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ASUS

ASUS Dual -GTX1660TI-O6G NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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ASUS

ASUS TUF-GTX1660TI-O6G-GAMING NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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GIGABYTE

GIGABYTE AORUS GeForce GTX 1660 Ti 6G

6 GB · Amazon unmatched

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ASUS

ASUS TUF Gaming TUF-GTX1660TI-T6G-EVO-GAMING NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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ASUS

ASUS ROG -STRIX-GTX1660TI-O6G-GAMING NVIDIA GeForce GTX 1660 Ti 6 GB GDDR6

6 GB · Amazon unmatched

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Find a GPU for a specific AI model

Sources

GPU identity and VRAM: Icecat structured specifications. Compatibility: RigForAI calculated estimate. Amazon: live affiliate match on individual SKUs, via /go/amazon/.