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Radeon RX 6600 vs Radeon RX 6600 XT — Specs & Performance Compared

Verdict: The Radeon RX 6600 XT is ahead of the Radeon RX 6600 on all 5 shared benchmarks on file, by 2% to 21%, including 13% in 3DMark Time Spy (9,221 vs 8,155). On qwen3:8b, both reach about 711.0 tokens/s (per LocalLLaMA; per LocalLLaMA).

Side-by-side GPU comparison of the Radeon RX 6600 and the Radeon RX 6600 XT. Both released in 2021. MSRP range: $329 · $379. 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 6600Radeon RX 6600 XT
vram gb 88
vram type —GDDR6
tdp w —160
rt cores —32
process nm —7

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, OC Inside, Notebookcheck, UL Benchmarks, The FPS Review, KitGuru, Digital Trends, Guru3D, VideoCardz, Trusted Reviews and PassMark; 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 6600Radeon RX 6600 XT
3DMark Fire Strike (higher is better)
Source: 3DMark		 20,362 points—
3DMark Fire Strike Extreme (higher is better)
Source: OC Inside		 —12,070 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 Port Royal (higher is better)
Source: OC Inside, 3DMark		 3,928 points4,378 points
3DMark Speed Way (higher is better)
Source: 3DMark		 1,548 points—
3DMark Steel Nomad (higher is better)
Source: UL Benchmarks, 3DMark		 1,487 points1,793 points
3DMark Time Spy (higher is better)
Source: The FPS Review, OC Inside, KitGuru, Digital Trends, Guru3D, VideoCardz		 8,155 points9,221 points
3DMark Time Spy Extreme (higher is better)
Source: Trusted Reviews		 —4,371 points
3DMark Time Spy Graphics (higher is better)
Source: KitGuru		 8,155 points—
3DMark Time Spy Graphics Score (higher is better)
Source: Notebookcheck		 7,979 points—
PassMark G2D Mark (higher is better)
Source: PassMark		 896 pts914 pts

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 →

Radeon RX 6600 XT

All Radeon RX 6600 XT AI benchmarks →

Quick answers

Which is faster, the Radeon RX 6600 or the Radeon RX 6600 XT?

The Radeon RX 6600 XT is ahead of the Radeon RX 6600 on all 5 shared benchmarks on file, by 2% to 21%, including 13% in 3DMark Time Spy (9,221 vs 8,155).

Which is better for running local LLMs?

On qwen3:8b, both reach about 711.0 tokens/s (per LocalLLaMA; per LocalLLaMA).

What did the Radeon RX 6600 and the Radeon RX 6600 XT cost at launch?

The Radeon RX 6600 launched at a $329 MSRP and the Radeon RX 6600 XT at $379. Street prices drift from launch pricing; the Where to buy section links current listings.

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