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Radeon RX 6600 vs NVIDIA GeForce RTX 3080 — Specs & Performance Compared

Verdict: The NVIDIA GeForce RTX 3080 is ahead of the Radeon RX 6600 on all 6 shared benchmarks on file, by 19% to 221%, including 90% in 3DMark Time Spy (15,477 vs 8,155). On qwen3:8b, the Radeon RX 6600 generates 711.0 tokens/s (per LocalLLaMA) against 74.2 for the NVIDIA GeForce RTX 3080 (per Hardware Corner), best community run on file for each.

Side-by-side GPU comparison of the Radeon RX 6600 and the NVIDIA GeForce RTX 3080. Released 2021 (Radeon RX 6600), 2020 (NVIDIA GeForce RTX 3080). MSRP range: $329 · $699. Specs, synthetic benchmarks, AI inference tok/s, and Amazon availability below; each column header links to that part's benchmark page.

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*Price sourced from Amazon.com. Price and availability subject to change.

Where to buy

A listing for each part; the current price and stock are on the retailer's page.

Specs side-by-side

SpecRadeon RX 6600NVIDIA GeForce RTX 3080
vram gb 810
vram type —GDDR6X
tdp w —320
cuda cores —8704

Synthetic benchmarks

Each row says whether a higher or a lower number is better (ranks and times are lower-is-better). Scores come from 3DMark, Wccftech, Notebookcheck, Moor Insights & Strategy, HWBOT, TopCPU.net, The FPS Review, KitGuru, Guru3D and VideoCardz; each row links its sources, and where they differ the cell shows their median. Empty cells mean we don't yet have that benchmark on file for the SKU.

BenchmarkRadeon RX 6600NVIDIA GeForce RTX 3080
3DMark Fire Strike (higher is better)
Source: 3DMark		 20,362 points—
3DMark Fire Strike Extreme (graphics score) (higher is better)
Source: Wccftech		 —21,100 points
3DMark Fire Strike Extreme Graphics Score (higher is better)
Source: Notebookcheck		 10,870 points—
3DMark Fire Strike Graphics Score (higher is better)
Source: Notebookcheck		 23,366 points—
3DMark Fire Strike Ultra (graphics score) (higher is better)
Source: Wccftech		 —10,100 points
3DMark Port Royal (higher is better)
Source: Moor Insights & Strategy, 3DMark, Wccftech		 3,928 points11,960 points
3DMark Pure Ray Tracing Feature Test (average fps) (higher is better)
Source: Wccftech		 —48 fps
3DMark Speed Way (higher is better)
Source: HWBOT, 3DMark, TopCPU.net		 1,548 points4,969 points
3DMark Speed Way (graphics score) (higher is better)
Source: Wccftech		 —4,500 points
3DMark Steel Nomad (higher is better)
Source: 3DMark		 1,487 points4,443 points
3DMark Steel Nomad (DX12 graphics score) (higher is better)
Source: 3DMark		 —4,442 points
3DMark Time Spy (higher is better)
Source: The FPS Review, Moor Insights & Strategy, KitGuru, 3DMark, Guru3D, VideoCardz		 8,155 points15,477 points

AI inference (tokens/sec)

Top community-reported tokens-per-second results for popular LLMs whose weights fit the card's memory, each linked to its source. See the per-SKU benchmark page for the full set including quantization and prompt length.

Radeon RX 6600

All Radeon RX 6600 AI benchmarks →

NVIDIA GeForce RTX 3080

All NVIDIA GeForce RTX 3080 AI benchmarks →

Quick answers

Which is faster, the Radeon RX 6600 or the NVIDIA GeForce RTX 3080?

The NVIDIA GeForce RTX 3080 is ahead of the Radeon RX 6600 on all 6 shared benchmarks on file, by 19% to 221%, including 90% in 3DMark Time Spy (15,477 vs 8,155).

Which is better for running local LLMs?

On qwen3:8b, the Radeon RX 6600 generates 711.0 tokens/s (per LocalLLaMA) against 74.2 for the NVIDIA GeForce RTX 3080 (per Hardware Corner), best community run on file for each.

What did the Radeon RX 6600 and the NVIDIA GeForce RTX 3080 cost at launch?

The Radeon RX 6600 launched at a $329 MSRP and the NVIDIA GeForce RTX 3080 at $699. Street prices drift from launch pricing; the Where to buy section links current listings.

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