Radeon RX 6600 vs Radeon RX 6800
On raw speed the Radeon RX 6800 comes out ahead: far and away the quicker card, about 107% ahead of the Radeon RX 6600.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Radeon RX 6800 vs Radeon RX 6600: In-Depth Breakdown
Performance: Radeon RX 6800 vs Radeon RX 6600
The Radeon RX 6800 is dramatically faster, around 107% ahead of the Radeon RX 6600. That gap is enough to move it up a tier: the Radeon RX 6800 is comfortable at 1440p, while the Radeon RX 6600 is better matched to 1080p. The Radeon RX 6800 packs 3,840 stream processors versus 1,792 on the Radeon RX 6600. The Radeon RX 6800 also has more RT cores (60 vs 28), strengthening its ray-tracing and AI-upscaling performance.
Power & Efficiency
On power, the Radeon RX 6600 is the gentler choice at 132W versus 250W. The Radeon RX 6800 is more efficient per watt because it's faster, but its higher 250W draw means more heat and a bigger PSU.
VRAM & Future-Proofing
VRAM favors the Radeon RX 6800 at 16GB versus 8GB on the Radeon RX 6600 — that extra 8GB matters most at 4K, with high-res texture packs, and for content-creation/local-AI work. The Radeon RX 6800'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?
The Radeon RX 6800 is the faster card by about 107%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 6800 better than the Radeon RX 6600?
Which is better for 4K gaming, the Radeon RX 6600 or the Radeon RX 6800?
Does the Radeon RX 6800 have enough VRAM advantage to matter?
Which is better for ray tracing, the Radeon RX 6800 or the Radeon RX 6600?
Which should you buy: Radeon RX 6600 or Radeon RX 6800?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6600 | Radeon RX 6800 |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| Process Node | TSMC N7 | TSMC N7 |
| CUDA Cores (Stream Processors / Stream Processors) | 1,792 | 3,840✓ |
| Ray Tracing Cores | 28 | 60✓ |
Clock Speeds
| Specification | Radeon RX 6600 | Radeon RX 6800 |
|---|---|---|
| Base Clock | 1,626 MHz | 1,700 MHz✓ |
| Boost Clock | 2,491 MHz✓ | 2,105 MHz |
Memory
| Specification | Radeon RX 6600 | Radeon RX 6800 |
|---|---|---|
| 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 |
|---|---|---|
| Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| TDP | 132 W✓ | 250 W |
| Power Connectors | 1x 8-pin | 2x 8-pin |
| Released | Oct 2021 | Nov 2020 |
Related Reading
Why Amazon Is Flooded With Cheap, Off-Brand RX 580 Graphics Cards
Brands like AISURIX, Peladn, and MLLSE sell an 8GB RX 580 for under $100. Here's the truth about ex-mining silicon, the 'RX 580 2048SP' trick, and whether you should buy one.
Intel Arc A770 in 2026: The Used-Market 16GB Card — What Still Works, and What Still Breaks
The A770 is discontinued Alchemist silicon with a 16GB frame buffer and a 256-bit bus. Four years of driver work fixed a lot — and left some things broken. An honest read on who should buy one used, and who absolutely should not.