GPU Comparison

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

Quick Verdict

On raw speed the GeForce RTX 3080 comes out dramatically faster — about 94% ahead of the Radeon RX 6600 XT. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.

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VS
NVIDIA
GeForce RTX 3080
Price
€720
Performance
35%
VRAM
10 GB GDDR6X
Key Specs Advantage
+325% CUDA Cores (8,704 vs 2,048)
+197% Bandwidth (760 GB/s vs 256 GB/s)
+150% Memory Bus (320-bit vs 128-bit)
Price
€449
Performance
18%
VRAM
8 GB GDDR6
Key Specs Advantage
+51% Boost Clock (2,589 MHz vs 1,710 MHz)

GeForce RTX 3080 vs Radeon RX 6600 XT: In-Depth Breakdown

Performance: GeForce RTX 3080 vs Radeon RX 6600 XT

The GeForce RTX 3080 is dramatically faster, around 94% ahead of the Radeon RX 6600 XT. That gap is enough to move it up a tier: the GeForce RTX 3080 is comfortable at 1440p, while the Radeon RX 6600 XT is better matched to 1080p.

Price & Value

The Radeon RX 6600 XT currently lists from $449 EUR, $271 EUR less than the GeForce RTX 3080 at $720 EUR. Because it's both faster and competitively priced, the GeForce RTX 3080 wins on performance-per-dollar by about 21%.

Power & Efficiency

At 160W against 320W, the Radeon RX 6600 XT is both the lower-power and the more efficient card, making it the easier build to cool and power. Its more modern RDNA 2 architecture on a TSMC N7 process is part of why it does more with each watt.

VRAM & Future-Proofing

The GeForce RTX 3080 carries 10GB versus 8GB on the Radeon RX 6600 XT. The extra 2GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 3080 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 3080 or Radeon RX 6600 XT?

The GeForce RTX 3080 is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon RX 6600 XT if you find it at a steep discount.

Frequently Asked Questions

Is the GeForce RTX 3080 better than the Radeon RX 6600 XT?

The GeForce RTX 3080 is dramatically faster, roughly 94% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the GeForce RTX 3080 or the Radeon RX 6600 XT?

Neither is a dedicated 4K card; both are best at 1440p. For 4K you'd want a faster GPU, or lean on upscaling.

Is the GeForce RTX 3080 worth the extra $271 EUR over the Radeon RX 6600 XT?

Often yes — despite the higher price the GeForce RTX 3080 delivers better performance-per-dollar here.

Does the GeForce RTX 3080 have enough VRAM advantage to matter?

Its 10GB (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 3080Radeon RX 6600 XT
ArchitectureAmpereRDNA 2
Process NodeSamsung 8nmTSMC N7
CUDA Cores (CUDA Cores / Stream Processors)8,7042,048
Ray Tracing Cores6832
Tensor / AI Cores272

Clock Speeds

SpecificationGeForce RTX 3080Radeon RX 6600 XT
Base Clock1,440 MHz1,968 MHz
Boost Clock1,710 MHz2,589 MHz

Memory

SpecificationGeForce RTX 3080Radeon RX 6600 XT
VRAM Capacity10 GB8 GB
Memory TypeGDDR6XGDDR6
Memory Bus320-bit128-bit
Memory Speed19 Gbps16 Gbps
Bandwidth760 GB/s256 GB/s

Connectivity & Power

SpecificationGeForce RTX 3080Radeon RX 6600 XT
InterfacePCIe 4.0 x16PCIe 4.0 x8
TDP320 W160 W
Power Connectors1x 12-pin1x 8-pin
ReleasedSep 2020Jul 2021