Ultimate GPU Hierarchy for ComfyUI (2026 Edition)

The definitive hardware ranking for ComfyUI, Stable Diffusion, and local LLMs. From budget cards to enthusiast tier-one GPUs.

Hardware ComparisonProgrammatic RankingVRAM Requirements

Introduction

Whether you are generating high-res video (Hunyuan/Wan 2.1) or running unquantized FLUX.1 Dev, choosing the right GPU determines your generation speed and workflow limits. This guide compares all modern local GPUs.

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A GPU with 24GB VRAM runs 5,901 ComfyUI custom nodes (approx. 100% of the entire database) completely locally with zero OOM (Out Of Memory) limits on basic workflows.

GPU Specifications & Affiliate Comparison

This table lists prices, power draws, and custom links based on real-time hardware recommendations.

GPU Model	VRAM Capacity	Est. Price	Wattage Draw	Value Index	Action
NVIDIA GeForce RTX 4090	24 GB	$1802.60	450W	1.33	Check Price 🛒
NVIDIA GeForce RTX 3090	24 GB	$896.62	350W	2.68	Check Price 🛒
NVIDIA GeForce RTX 4080	16 GB	$996.95	320W	1.60	Check Price 🛒
NVIDIA GeForce RTX 4060 Ti (16GB)	16 GB	$446.20	160W	3.59	Check Price 🛒
NVIDIA GeForce RTX 4070 Ti	12 GB	$795.07	285W	1.51	Check Price 🛒
NVIDIA GeForce RTX 4070	12 GB	$535.75	200W	2.24	Check Price 🛒
NVIDIA GeForce RTX 3060	12 GB	$284.15	170W	4.22	Check Price 🛒
NVIDIA GeForce RTX 3080	10 GB	$649.76	320W	1.54	Check Price 🛒
NVIDIA GeForce RTX 3070	8 GB	$400.98	220W	2.00	Check Price 🛒
NVIDIA GeForce RTX 4060	8 GB	$303.50	115W	2.64	Check Price 🛒
NVIDIA GeForce RTX 3050	8 GB	$219.25	130W	3.65	Check Price 🛒

Detailed Hardware Analysis

NVIDIA GeForce RTX 4090

24GB VRAM

Est. Retail Cost:$1802.60

Wattage Draw:450 Watts

Cloud Rental:$0.44/hr

Highly Recommended For:

FLUX.1 Dev / Schnell (Native FP16), Hunyuan Video, Wan 2.1 Video, Stable Diffusion XL (SDXL)

Runs with Med-VRAM / Quantization:

Multi-Model Video Pipelines, High-batch LoRA training

🛒 Buy NVIDIA GeForce RTX 4090 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 3090

24GB VRAM

Est. Retail Cost:$896.62

Wattage Draw:350 Watts

Cloud Rental:$0.35/hr

Highly Recommended For:

FLUX.1 Dev / Schnell (Native FP16), Hunyuan Video, Wan 2.1 Video, Stable Diffusion XL (SDXL)

Runs with Med-VRAM / Quantization:

Multi-Model Video Pipelines, High-batch LoRA training

🛒 Buy NVIDIA GeForce RTX 3090 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 4080

16GB VRAM

Est. Retail Cost:$996.95

Wattage Draw:320 Watts

Cloud Rental:$0.3/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion, FLUX.1 Schnell (FP16/FP8)

Runs with Med-VRAM / Quantization:

FLUX.1 Dev (with --medvram), Hunyuan Video (Quantized), Wan 2.1 Video (Quantized)

🛒 Buy NVIDIA GeForce RTX 4080 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 4060 Ti (16GB)

16GB VRAM

Est. Retail Cost:$446.20

Wattage Draw:160 Watts

Cloud Rental:$0.2/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion, FLUX.1 Schnell (FP16/FP8)

Runs with Med-VRAM / Quantization:

FLUX.1 Dev (with --medvram), Hunyuan Video (Quantized), Wan 2.1 Video (Quantized)

🛒 Buy NVIDIA GeForce RTX 4060 Ti (16GB) on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 4070 Ti

12GB VRAM

Est. Retail Cost:$795.07

Wattage Draw:285 Watts

Cloud Rental:$0.25/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion

Runs with Med-VRAM / Quantization:

FLUX.1 Schnell (FP8/NF4), Stable Diffusion 3.5 Medium

🛒 Buy NVIDIA GeForce RTX 4070 Ti on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 4070

12GB VRAM

Est. Retail Cost:$535.75

Wattage Draw:200 Watts

Cloud Rental:$0.22/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion

Runs with Med-VRAM / Quantization:

FLUX.1 Schnell (FP8/NF4), Stable Diffusion 3.5 Medium

🛒 Buy NVIDIA GeForce RTX 4070 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 3060

12GB VRAM

Est. Retail Cost:$284.15

Wattage Draw:170 Watts

Cloud Rental:$0.15/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion

Runs with Med-VRAM / Quantization:

FLUX.1 Schnell (FP8/NF4), Stable Diffusion 3.5 Medium

🛒 Buy NVIDIA GeForce RTX 3060 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 3080

10GB VRAM

Est. Retail Cost:$649.76

Wattage Draw:320 Watts

Cloud Rental:$0.22/hr

Highly Recommended For:

Stable Diffusion XL (SDXL), Stable Diffusion 1.5, Pony Diffusion

Runs with Med-VRAM / Quantization:

FLUX.1 Schnell (FP8/GGUF), Stable Diffusion 3.5

🛒 Buy NVIDIA GeForce RTX 3080 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 3070

8GB VRAM

Est. Retail Cost:$400.98

Wattage Draw:220 Watts

Cloud Rental:$0.15/hr

Highly Recommended For:

Stable Diffusion 1.5, Pony Diffusion (SD1.5 fine-tunes), SDXL (with --medvram)

Runs with Med-VRAM / Quantization:

Stable Diffusion XL (Standard), FLUX.1 Schnell (GGUF/NF4 with --lowvram)

🛒 Buy NVIDIA GeForce RTX 3070 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 4060

8GB VRAM

Est. Retail Cost:$303.50

Wattage Draw:115 Watts

Cloud Rental:$0.12/hr

Highly Recommended For:

Stable Diffusion 1.5, Pony Diffusion (SD1.5 fine-tunes), SDXL (with --medvram)

Runs with Med-VRAM / Quantization:

Stable Diffusion XL (Standard), FLUX.1 Schnell (GGUF/NF4 with --lowvram)

🛒 Buy NVIDIA GeForce RTX 4060 on Amazon 📊 View Local Compatibility Index

NVIDIA GeForce RTX 3050

8GB VRAM

Est. Retail Cost:$219.25

Wattage Draw:130 Watts

Cloud Rental:$0.1/hr

Highly Recommended For:

Stable Diffusion 1.5, Pony Diffusion (SD1.5 fine-tunes), SDXL (with --medvram)

Runs with Med-VRAM / Quantization:

Stable Diffusion XL (Standard), FLUX.1 Schnell (GGUF/NF4 with --lowvram)

🛒 Buy NVIDIA GeForce RTX 3050 on Amazon 📊 View Local Compatibility Index