Radeon RX 6600 vs Radeon RX 7900 GRE
Comparison of specs, performance, and price. Which GPU is the better buy in 2026?
| Feature | Radeon RX 6600 | Radeon RX 7900 GRE |
|---|---|---|
| Buy Online | Check Availability | |
| Steel Nomad Score | 1,489 | 4,804 |
| VRAM | 8GB GDDR6 | 16GB GDDR6 |
| Memory Bandwidth | 224 GB/s | 576 GB/s |
| TDP | 132 W | 260 W |
| Release Date | Oct 13th, 2021 | Jul 27th, 2023 |
Performance Verdict
Radeon RX 7900 GRE is 69.0% Faster
In the 3DMark Steel Nomad benchmark, the Radeon RX 7900 GRE scores 4,804, while the Radeon RX 6600 scores 1,489.
Summary: The Radeon RX 7900 GRE offers superior raw performance, making it the better choice for demanding games and workloads. It also has more VRAM (16GB GDDR6), which is crucial for 4K gaming and AI. However, it consumes more power (260 W vs 132 W).
Radeon RX 6600
Pros
- ✓ Lower Power Consumption (132 W vs 260 W)
Cons
- ✕ Less VRAM (8GB GDDR6 vs 16GB GDDR6)
- ✕ Lower Memory Bandwidth (224 GB/s vs 576 GB/s)
Radeon RX 7900 GRE
Pros
- ✓ More VRAM (16GB GDDR6 vs 8GB GDDR6)
- ✓ Higher Memory Bandwidth (576 GB/s vs 224 GB/s)
Cons
- ✕ Higher Power Consumption (260 W vs 132 W)