PNY Quadro K620 2GB DDR3 workstation
PNY
17 Overall Score
vs
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
Sapphire
96 Overall Score
What Buyers Say
PNY Quadro K620 2GB DDR3 workstation
No customer feedback yet
Sapphire Radeon RX 7900 XTX NITRO+ 24GB GDDR6 Silver
88 out of 100 high confidence 43 reviews
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
Performance 4k 12
Noise level 15
Cooling efficiency 14
Build quality 8
Coil whine 7
Power consumption 6
Scores
Ray Tracing
Gaming 4k
Gaming 1440p
Content Creation
Gaming 1080p
Ai Llm
Workstation
Budget
Specifications
| PNY Quadro K620 | Sapphire Radeon RX 7900 XTX NITRO+ | |
|---|---|---|
| Chipset | ||
| GPU Chipset | Quadro K620 | Radeon RX 7900 XTX |
| Brand | NVIDIA | AMD |
| Architecture | — | RDNA 3 |
| Class | workstation | consumer |
| Process | — | 5★ |
| Memory | ||
| VRAM | 2 GB | 24 GB★ |
| Memory Type | DDR3 | GDDR6★ |
| Memory Bus | ||
| Bandwidth | No data | |
| Compute | ||
| Stream Processors | No data | |
| Tensor Cores | No data | |
| RT Cores | — | 96★ |
| Base Clock | ||
| Boost Clock | No data | |
| FP16 TFLOPS | No data | |
| FP32 TFLOPS | — | 61.38999938964844★ |
| Performance | ||
| PassMark G3D | ||
| GPU Compute | ||
| Power & Cooling | ||
| TDP | 45★ | 339 |
| Recommended PSU | — | 800★ |
| Power Connectors | — | 3 x 8-Pin |
| Cooler | — | Triple Fan★ |
| Fans | — | 3★ |
| Connectivity | ||
| Interface | — | PCI Express 4.0 x16 |
| DisplayPort | 1 | 2★ |
| HDMI | — | 2★ |
| USB-C | — | 1★ |
| Max Displays | — | 4★ |
| Max Resolution | — | 7680 x 4320 |
| Physical | ||
| Length | — | 320★ |
| Slot Width | — | 4★ |
| Form Factor | — | ATX |
| Weight | 0.25 kg★ | 1.00 kg |
| Features | ||
| Ray Tracing | — | ✓★ |
| Upscaling | — | FSR 3.1 |
| AV1 Encode | — | ✓★ |
| DirectX | — | 12 Ultimate |
| RGB | — | ✓★ |
Pros & Cons
PNY Quadro K620 2GB DDR3 workstation
- Strong affordability (96th percentile)96th %ile
- Below average vram (4th percentile)4th %ile
- Below average ai (5th percentile)5th %ile
- Below average thermal (7th percentile)7th %ile
- Below average rt (11th percentile)11th %ile
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
Verdict
Winner: Sapphire Radeon RX 7900 XTX NITRO+
Scores 96 overall, wins 8 of 8 usage categories and 26 of 38 specs.