AMD Radeon RX 6600 XT vs AMD Radeon RX 7800 XT
32.6Rasterization49.8
24.5Ray Tracing36
38.7Memoryspec-based59.2
88.9Efficiencyspec-based78.4
40.5Compute56.1
2 spec wins — AMD Radeon RX 6600 XT13 spec wins — AMD Radeon RX 7800 XT
InnoReviews verdict
AMD Radeon RX 7800 XT wins this graphics card face-off, 53.7 to 41.5, pulling ahead mainly in rasterization (+17) and compute (+16). AMD Radeon RX 6600 XT still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the AMD Radeon RX 6600 XT
- 39% lower TDP: 160 W vs 263 W
- Lower launch price: $379 vs $499
Reasons to pick the AMD Radeon RX 7800 XT
- Stronger rasterization score: 50 vs 33
- Stronger Ray Tracing score: 36 vs 25
- Stronger compute score: 56 vs 41
- 144% higher bandwidth: 624 GB/s vs 256 GB/s
- 116% higher 3DMark Speed Way: 4,000 vs 1,850
General
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Announced | 2021 | 2023 |
| Architecture | RDNA 2 | RDNA 3 |
| Process | 7 nm | 5 nm+29% |
| TDP | 160 W+39% | 263 W |
| Power connector | 1x 8-pin | 2x 8-pin |
Cores & Clocks
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Shading units | 2,048 | 3,840+88% |
| RT cores | 32 | 60+88% |
| Tensor / AI cores | — | 120 |
| Base clock | 1,968 MHz | — |
| Boost clock | 2,589 MHz+7% | 2,430 MHz |
Memory
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| VRAM | 8 GB | 16 GB+100% |
| VRAM type | GDDR6 | GDDR6 |
| Bus width | 128 bit | 256 bit+100% |
| Bandwidth | 256 GB/s | 624 GB/s+144% |
Benchmarks
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| 3DMark Time Spy | 10,200Bottom 40% | 20,100+97%Top 23% |
| 3DMark Speed Way | 1,850Bottom 8% | 4,000+116%Top 46% |
| PassMark G3D | 16,000Bottom 41% | 24,000+50%Top 26% |
| 1080p Ultra | 88 fpsBottom 19% | 157 fps+78%Top 36% |
| 1440p Ultra | 62 fpsBottom 17% | 117 fps+89%Top 38% |
| 4K Ultra | 31 fpsBottom 17% | 66 fps+113%Top 32% |
Features
| Spec | AMD Radeon RX 6600 XT | AMD Radeon RX 7800 XT |
|---|---|---|
| Upscaling | FSR 3 | FSR 3 |
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