PowerColor Red Devil Radeon RX 6600 XT
RDNA 2 · 8 GB GDDR6 · 160 W · Red Devil
PowerColor Red Devil Radeon RX 6700 XT
RDNA 2 · 12 GB GDDR6 · 230 W · Red Devil
PowerColor Red Devil Radeon RX 6700 XT takes it — here’s why.
In our weighted Specdex score, PowerColor Red Devil Radeon RX 6600 XT lands at 70 and PowerColor Red Devil Radeon RX 6700 XT at 75. That puts PowerColor Red Devil Radeon RX 6700 XT ahead by 5 points — a decisive margin driven mostly by its strengths in the categories below.
Pick PowerColor Red Devil Radeon RX 6600 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Pick PowerColor Red Devil Radeon RX 6700 XT if…
- ✓More VRAM at price tier
- ✓FSR support
- ✓Driver open-source on Linux
Winner by scenario
Derived from the sub-score breakdown · not a separate test4K & rasterization
PowerColor Red Devil Radeon RX 6700 XTTraditional rendering throughput at high resolution
PowerColor Red Devil Radeon RX 6700 XT leads on raster (75 vs 70).
Ray tracing
PowerColor Red Devil Radeon RX 6700 XTRT-heavy titles with path-traced lighting
PowerColor Red Devil Radeon RX 6700 XT leads on rt (65 vs 60).
AI workloads
PowerColor Red Devil Radeon RX 6700 XTLocal inference, upscaling, generative tools
PowerColor Red Devil Radeon RX 6700 XT leads on ai (60 vs 55).
Power efficiency
TieFrames per watt — heat, noise, and PSU sizing
Effectively tied — neither pulls a 2-point weighted lead.
Value for money
PowerColor Red Devil Radeon RX 6600 XTSpecdex score per dollar at MSRP
PowerColor Red Devil Radeon RX 6600 XT more score per dollar ($459 vs $567).
Score breakdown
Specs side-by-side
| Spec | PowerColor Red Devil Radeon RX 6600 XT | PowerColor Red Devil Radeon RX 6700 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 2 |
| VRAM | 8 GB GDDR6 | ▲ 12 GB GDDR6 |
| TBP | 160 W | 230 W |
| Release year | 2021 | 2021 |
PowerColor Red Devil Radeon RX 6600 XT
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
PowerColor Red Devil Radeon RX 6700 XT
- +More VRAM at price tier
- +FSR support
- +Driver open-source on Linux
- −RT trails NVIDIA
- −AI ecosystem smaller
- −Driver day-0 bugs
FAQ: PowerColor Red Devil Radeon RX 6600 XT vs PowerColor Red Devil Radeon RX 6700 XT
Which is better, PowerColor Red Devil Radeon RX 6600 XT or PowerColor Red Devil Radeon RX 6700 XT? +
PowerColor Red Devil Radeon RX 6700 XT scores 75 on our weighted rubric — ahead by 5. Your best pick depends on the sub-scores above.
Is PowerColor Red Devil Radeon RX 6600 XT worth the price? +
At $459, PowerColor Red Devil Radeon RX 6600 XT delivers a Specdex score of 70 — strongest in efficiency.
Is PowerColor Red Devil Radeon RX 6700 XT worth the price? +
At $567, PowerColor Red Devil Radeon RX 6700 XT delivers a Specdex score of 75 — strongest in efficiency.
Does PowerColor Red Devil Radeon RX 6600 XT or PowerColor Red Devil Radeon RX 6700 XT last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for 4K gaming, PowerColor Red Devil Radeon RX 6600 XT or PowerColor Red Devil Radeon RX 6700 XT? +
PowerColor Red Devil Radeon RX 6700 XT — leads on raster (75 vs 70). Traditional rendering throughput at high resolution.
Which is better for ray tracing, PowerColor Red Devil Radeon RX 6600 XT or PowerColor Red Devil Radeon RX 6700 XT? +
PowerColor Red Devil Radeon RX 6700 XT — leads on rt (65 vs 60). RT-heavy titles with path-traced lighting.