Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6
PNY RTX A4500 20GB GDDR6 workstation
What Buyers Say
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6
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
PNY RTX A4500 20GB GDDR6 workstation
Users appreciate the A4500 as a powerful workstation GPU, especially for machine learning and content editing, and note its great value during holiday sales. However, some mention the bulk packaging instead of a retail box, which caused initial concern, though the warranty was confirmed. The card's NVLink support is highlighted as a plus for certain workflows.
Pros
- Powerful workstation GPU
- Great value during sales
- Good for machine learning
- NVLink support
- Good for content editing
Cons
- Bulk packaging instead of retail box
- Initial concern about authenticity
Scores
Specifications
| Sapphire Radeon RX 7900 XTX NITRO+ | PNY RTX A4500 | |
|---|---|---|
| Chipset | ||
| GPU Chipset | Radeon RX 7900 XTX | RTX A4500 |
| Brand | AMD | NVIDIA |
| Architecture | RDNA 3 | Ampere |
| Class | consumer | workstation |
| Process | 5★ | 8 |
| Memory | ||
| VRAM | 24 GB★ | 20 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | ||
| Bandwidth | ||
| ECC | — | ✓★ |
| Compute | ||
| CUDA Cores | No data | |
| Stream Processors | No data | |
| Tensor Cores | ||
| RT Cores | 96★ | 56 |
| Base Clock | ||
| Boost Clock | ||
| FP16 TFLOPS | ||
| FP32 TFLOPS | 61.38999938964844★ | 23.649999618530273 |
| Performance | ||
| PassMark G3D | ||
| GPU Compute | ||
| Power & Cooling | ||
| TDP | 339 | 200★ |
| Recommended PSU | 800 | 650★ |
| Power Connectors | 3 x 8-Pin | 1x 8-Pin PCI Connector |
| Cooler | Triple Fan★ | Blower |
| Fans | 3★ | 1 |
| Connectivity | ||
| Interface | PCI Express 4.0 x16 | PCI Express 4.0 x16 |
| DisplayPort | 2 | 4★ |
| HDMI | 2★ | 1 |
| USB-C | 1★ | — |
| Max Displays | 4 | 4 |
| Max Resolution | 7680 x 4320 | 7680 x 4320 |
| Physical | ||
| Length | 320 | 267★ |
| Slot Width | 4 | 2★ |
| Form Factor | ATX | Full Height |
| Weight | 1.00 kg★ | 1.34 kg |
| Features | ||
| Ray Tracing | ✓ | ✓ |
| Upscaling | FSR 3.1 | DLSS 3 |
| AV1 Encode | ✓★ | ✗ |
| VR Ready | — | ✓★ |
| DirectX | 12 Ultimate | 12.07 |
| RGB | ✓★ | ✗ |
Pros & Cons
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6
- Strong compute (99th percentile)99th %ile
- Strong connectivity (99th percentile)99th %ile
- Strong ai (95th percentile)95th %ile
- Strong rt (92nd percentile)92nd %ile
PNY RTX A4500 20GB GDDR6 workstation
- Strong ai (90th percentile)90th %ile
- Strong feature (87th percentile)87th %ile
- Strong vram (83rd percentile)83rd %ile
- Strong connectivity (71st percentile)
- Below average thermal (21st percentile)
- Below average user sentiment (27th percentile)
Pricing
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 offers 1.5x better value for money
Verdict
Scores 92 overall, wins 8 of 8 usage categories and 19 of 41 specs.
