GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

The GeForce RTX 3090 Ti is dramatically faster than the Radeon RX 6600 XT, leading by roughly 144% in our performance index. The Radeon RX 6600 XT, however, delivers more performance per dollar — $1,053 EUR cheaper.

Maximum Capacity Reached. Remove a model to add another. (2/2)

VS
Price
€1,502
Performance
44%
VRAM
24 GB GDDR6X
Key Specs Advantage
+425% CUDA Cores (10,752 vs 2,048)
+294% Bandwidth (1,008 GB/s vs 256 GB/s)
+200% Memory Bus (384-bit vs 128-bit)
AMD
Radeon RX 6600 XT
Price
€449
Performance
18%
VRAM
8 GB GDDR6
Key Specs Advantage
+39% Boost Clock (2,589 MHz vs 1,860 MHz)

GeForce RTX 3090 Ti vs Radeon RX 6600 XT: In-Depth Breakdown

Performance: GeForce RTX 3090 Ti vs Radeon RX 6600 XT

The GeForce RTX 3090 Ti is dramatically faster, around 144% ahead of the Radeon RX 6600 XT. That gap is enough to move it up a tier: the GeForce RTX 3090 Ti is comfortable at 4K with upscaling and native 1440p, while the Radeon RX 6600 XT is better matched to 1080p.

Price & Value

Right now the Radeon RX 6600 XT starts at $449 EUR against $1,502 EUR for the GeForce RTX 3090 Ti. Despite being slower, the Radeon RX 6600 XT offers the better performance-per-dollar (~37% better value), so budget-focused buyers should weigh it carefully. The GeForce RTX 3090 Ti is trading below its $1,999 EUR MSRP — a genuine deal.

Power & Efficiency

The Radeon RX 6600 XT draws just 160W versus 450W for the GeForce RTX 3090 Ti, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.

VRAM & Future-Proofing

With 24GB against 8GB, the GeForce RTX 3090 Ti has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6600 XT's 8GB can fall short.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 3090 Ti brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6600 XT offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.

Which should you buy: GeForce RTX 3090 Ti or Radeon RX 6600 XT?

Choose the GeForce RTX 3090 Ti if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6600 XT stretches your money further for only slightly lower performance.

Frequently Asked Questions

Is the GeForce RTX 3090 Ti better than the Radeon RX 6600 XT?

The GeForce RTX 3090 Ti is dramatically faster, roughly 144% ahead. The Radeon RX 6600 XT is still worth it if value matters more than top-end frames.

Which is better for 4K gaming, the GeForce RTX 3090 Ti or the Radeon RX 6600 XT?

The GeForce RTX 3090 Ti is the better 4K option — it's comfortable at 4K with upscaling and native 1440p, and its 24GB of VRAM helps with 4K textures.

Is the GeForce RTX 3090 Ti worth the extra $1,053 EUR over the Radeon RX 6600 XT?

Only if you need the extra performance or features; on pure value the Radeon RX 6600 XT comes out ahead.

Does the GeForce RTX 3090 Ti have enough VRAM advantage to matter?

Its 24GB (vs 8GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.

Technical Specifications Comparison

Architecture & Cores

SpecificationGeForce RTX 3090 TiRadeon RX 6600 XT
ArchitectureAmpereRDNA 2
Process NodeSamsung 8nmTSMC N7
CUDA Cores (CUDA Cores / Stream Processors)10,7522,048
Ray Tracing Cores8432
Tensor / AI Cores336

Clock Speeds

SpecificationGeForce RTX 3090 TiRadeon RX 6600 XT
Base Clock1,560 MHz1,968 MHz
Boost Clock1,860 MHz2,589 MHz

Memory

SpecificationGeForce RTX 3090 TiRadeon RX 6600 XT
VRAM Capacity24 GB8 GB
Memory TypeGDDR6XGDDR6
Memory Bus384-bit128-bit
Memory Speed21 Gbps16 Gbps
Bandwidth1,008 GB/s256 GB/s

Connectivity & Power

SpecificationGeForce RTX 3090 TiRadeon RX 6600 XT
InterfacePCIe 4.0 x16PCIe 4.0 x8
TDP450 W160 W
Power Connectors1x 16-pin1x 8-pin
ReleasedMar 2022Jul 2021