Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
PowerColor Radeon RX 7800 XT 16GB GDDR6
What Buyers Say
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
The Sapphire Nitro+ RX 7900 XTX earns strong praise for its blistering 4K performance, quiet operation, and reliable cooling. Most verified buyers highlight its compact size relative to competing high-end cards, the generous 24GB VRAM, and the absence of coil whine as major pluses. A few reviewers note that coil whine can occasionally occur, and the card demands a robust 850W+ PSU, but overall sentiment is overwhelmingly positive.
Pros
- Excellent 4K gaming performance
- Very quiet operation
- Efficient cooling with low temperatures
- Compact size for a high-end card
- 24GB VRAM for longevity
Cons
- High power consumption
- Occasional coil whine
- Requires 850W+ PSU minimum
- Large 4-slot design
PowerColor Radeon RX 7800 XT 16GB GDDR6
Most users praise the PowerColor 7800XT for its strong performance, quiet fans, and cool temperatures, matching or exceeding expectations in games and benchmarks. However, a few verified reports describe severe defects, including green screen artifacts and complete failure under load, which significantly drag down the overall sentiment. The card is seen as good value when it works, but quality control issues are a notable concern.
Pros
- Great performance for the price
- Quiet fans
- Cool temperatures under load
- Easy installation
- Smaller and lighter than previous cards
Cons
- Defective units with green screen artifacts
- Complete failure under load for some cards
- Poor documentation included in box
- Occasional driver crashes requiring reinstallation
- Price premium over MSRP on some units
Scores
Specifications
| Sapphire Radeon RX 7900 XTX NITRO+ | PowerColor Radeon RX 7800 XT | |
|---|---|---|
| Chipset | ||
| GPU Chipset | Radeon RX 7900 XTX | Radeon RX 7800 XT |
| Brand | AMD | AMD |
| Architecture | RDNA 3 | RDNA 3 |
| Class | consumer | consumer |
| Process | 5 | 5 |
| Memory | ||
| VRAM | 24 GB★ | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | ||
| Bandwidth | ||
| Compute | ||
| Stream Processors | No data | |
| Tensor Cores | ||
| RT Cores | 96★ | 60 |
| Base Clock | ||
| Boost Clock | ||
| FP16 TFLOPS | ||
| FP32 TFLOPS | 61.38999938964844★ | 37.31999969482422 |
| Performance | ||
| PassMark G3D | ||
| GPU Compute | ||
| Power & Cooling | ||
| TDP | 339 | 263★ |
| Recommended PSU | 800 | 600★ |
| Power Connectors | 3 x 8-Pin | Two 8-pin PCI Express Power Connector |
| Cooler | Triple Fan★ | Fan |
| Fans | 3★ | 2 |
| Connectivity | ||
| Interface | PCI Express 4.0 x16 | PCI Express 4.0 x16 |
| DisplayPort | 2 | 3★ |
| HDMI | 2★ | 1 |
| USB-C | 1★ | — |
| Max Displays | 4 | 4 |
| Max Resolution | 7680 x 4320 | 8K (4320p) |
| Physical | ||
| Length | 320 | 260★ |
| Slot Width | 4 | 2★ |
| Form Factor | ATX | Full Height |
| Weight | 1.00 kg | 0.50 kg★ |
| Features | ||
| Ray Tracing | ✓ | ✓ |
| Upscaling | FSR 3.1 | RIS (Radeon Image Sharpening) |
| AV1 Encode | ✓★ | — |
| DirectX | 12 Ultimate | — |
| RGB | ✓★ | — |
Pros & Cons
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
- Strong connectivity (99th percentile)99th %ile
- Strong rt (96th percentile)96th %ile
- Strong compute (95th percentile)95th %ile
- Strong ai (95th percentile)95th %ile
- Below average affordability (16th percentile)16th %ile
PowerColor Radeon RX 7800 XT 16GB GDDR6
- Strong ai (83rd percentile)83rd %ile
- Strong compute (82nd percentile)82nd %ile
- Strong connectivity (75th percentile)
- Strong vram (72nd percentile)
- Below average user sentiment (19th percentile)19th %ile
Pricing
Verdict
Scores 96 overall, wins 7 of 8 usage categories and 18 of 38 specs.
