GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Radeon RX 6600 is the clear winner, offering 106.8% better value than Radeon RX 6800 XT.
The Radeon RX 6800 XT is dramatically faster than the Radeon RX 6600, leading by roughly 147% in our performance index. The Radeon RX 6600, however, delivers more performance per dollar — $7,671 BRL cheaper.
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Radeon RX 6800 XT vs Radeon RX 6600: In-Depth Breakdown
Performance: Radeon RX 6800 XT vs Radeon RX 6600
The Radeon RX 6800 XT is dramatically faster, around 147% ahead of the Radeon RX 6600. That gap is enough to move it up a tier: the Radeon RX 6800 XT is comfortable at 1440p, while the Radeon RX 6600 is better matched to 1080p. The Radeon RX 6800 XT packs 4,608 stream processors versus 1,792 on the Radeon RX 6600. The Radeon RX 6800 XT also has more RT cores (72 vs 28), strengthening its ray-tracing and AI-upscaling performance.
Price & Value
Right now the Radeon RX 6600 starts at $1,870 BRL against $9,541 BRL for the Radeon RX 6800 XT. Despite being slower, the Radeon RX 6600 offers the better performance-per-dollar (~107% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6600 still sits about $1,540 BRL above its $330 BRL MSRP. The Radeon RX 6800 XT still sits about $8,892 BRL above its $649 BRL MSRP.
Power & Efficiency
The Radeon RX 6600 pulls less power (132W vs 300W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 6800 XT draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
VRAM & Future-Proofing
With 16GB against 8GB, the Radeon RX 6800 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6600's 8GB can fall short. The Radeon RX 6800 XT's memory is also faster — 512 GB/s versus 224 GB/s (256-bit vs 128-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 6600 or Radeon RX 6800 XT?
Choose the Radeon RX 6800 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6600 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 6800 XT better than the Radeon RX 6600?
Which is better for 4K gaming, the Radeon RX 6600 or the Radeon RX 6800 XT?
Is the Radeon RX 6800 XT worth the extra $7,671 BRL over the Radeon RX 6600?
Does the Radeon RX 6800 XT have enough VRAM advantage to matter?
Which is better for ray tracing, the Radeon RX 6800 XT or the Radeon RX 6600?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6600 | Radeon RX 6800 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Process Node | TSMC N7 | TSMC N7 |
| CUDA Cores (Stream Processors / Stream Processors) | 1,792 | 4,608✓ |
| Ray Tracing Cores | 28 | 72✓ |
Clock Speeds
| Specification | Radeon RX 6600 | Radeon RX 6800 XT |
|---|---|---|
| Base Clock | 1,626 MHz | 1,825 MHz✓ |
| Boost Clock | 2,491 MHz✓ | 2,250 MHz |
Memory
| Specification | Radeon RX 6600 | Radeon RX 6800 XT |
|---|---|---|
| VRAM Capacity | 8 GB | 16 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 128-bit | 256-bit✓ |
| Memory Speed | 14 Gbps | 16 Gbps✓ |
| Bandwidth | 224 GB/s | 512 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6600 | Radeon RX 6800 XT |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| TDP | 132 W✓ | 300 W |
| Power Connectors | 1x 8-pin | 2x 8-pin |
| Released | Oct 2021 | Oct 2020 |
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