QTHREE Radeon RX 550 4GB GDDR5
PNY GeForce RTX 5070 OC 12GB GDDR7
买家怎么说
QTHREE Radeon RX 550 4GB GDDR5
这款廉价显卡非常适合升级旧式小型台式机,多个已验证的5星评论赞扬其多显示器支持和在Linux上的即插即用安装。然而,也暴露出一些严重问题:一位已验证买家每次插入时都会出现BitLocker蓝屏死机,另一台风扇转速传感器无法工作,并且缺少驱动光盘迫使在线寻找更新。总体而言,这是一款适合轻度游戏和办公的入门级显卡,但可靠性和文档参差不齐。
优点
- 出色的多显示器支持(最多3台)
- 在i5-8500上顺畅运行Minecraft和Roblox
- Linux上即插即用安装简单
- 适合复活老旧小型台式机
- 适合轻度游戏和办公
缺点
- 在某些系统上引起BitLocker蓝屏死机
- 风扇转速传感器不工作
- 包装内不含驱动光盘
- 小机箱中VGA接口需要支架改造
- 不支持Meta VR头戴设备
PNY GeForce RTX 5070 OC 12GB GDDR7
PNY GeForce RTX 5070 因其出色的1440p游戏性能、安静的散热和扎实的做工而广受好评,尤其是在建议零售价下。许多用户强调,它是从RTX 3060或2060等旧卡升级的绝佳选择,支持流畅的光线追踪和DLSS。然而,一个反复出现的问题是未附带16针电源适配器,迫使买家额外花费20-30美元购买。一些用户还指出,12GB显存可能限制4K游戏,少数用户收到了有划痕的显卡。
优点
- 出色的1440p游戏性能
- 安静高效的散热
- 扎实的做工质量
- 建议零售价下性价比高
- 流畅的光线追踪和DLSS
缺点
- 未附带16针电源适配器
- 12GB显存可能限制4K游戏
- 部分显卡到货有划痕
- 需要750W电源才能稳定运行
- 适配器需额外花费20-30美元
评分
规格
| QTHREE Radeon RX 550 | PNY GeForce RTX 5070 OC | |
|---|---|---|
| Chipset | ||
| GPU Chipset | Radeon RX 550 | GeForce RTX 5070 |
| Brand | AMD | NVIDIA |
| Architecture | Polaris | Blackwell |
| Class | consumer | consumer |
| Process | 14 | 5★ |
| Memory | ||
| VRAM | 4 GB | 12 GB★ |
| Memory Type | GDDR5 | GDDR7★ |
| Memory Bus | ||
| Bandwidth | 无数据 | |
| Compute | ||
| CUDA Cores | 无数据 | |
| Stream Processors | 无数据 | |
| Tensor Cores | 无数据 | |
| RT Cores | — | 48★ |
| Base Clock | ||
| Boost Clock | ||
| FP16 TFLOPS | — | 30.8700008392334★ |
| FP32 TFLOPS | — | 30.8700008392334★ |
| Performance | ||
| PassMark G3D | ||
| GPU Compute | ||
| Power & Cooling | ||
| TDP | 50★ | 250 |
| Recommended PSU | 450★ | 650 |
| Power Connectors | None | 1 x 16-Pin |
| Cooler | Single Fan | Triple Fan★ |
| Fans | 1 | 3★ |
| Connectivity | ||
| Interface | PCI Express 3.0 X8 | PCI Express 5.0 x16 |
| DisplayPort | 1 | 3★ |
| HDMI | 1 | 1 |
| USB-C | 0★ | — |
| Max Displays | 3 | 4★ |
| Max Resolution | 4096x2160 | 8K (4320p) |
| Physical | ||
| Length | 170★ | 300 |
| Slot Width | 2 | 2 |
| Form Factor | Low Profile | Full Height |
| Weight | 0.33 kg★ | 1.00 kg |
| Features | ||
| Ray Tracing | ✗ | ✓★ |
| Upscaling | — | DLSS 4 |
| AV1 Encode | — | ✓★ |
| VR Ready | — | ✓★ |
| DirectX | 12 | 12 Ultimate |
| RGB | — | ✗ |
优缺点
QTHREE Radeon RX 550 4GB GDDR5
- Strong affordability (89th percentile)89th %ile
- Below average compute (4th percentile)4th %ile
- Below average feature (12th percentile)12th %ile
- Below average rt (12th percentile)12th %ile
- Below average ai (13th percentile)13th %ile
PNY GeForce RTX 5070 OC 12GB GDDR7
- Strong social proof (95th percentile)95th %ile
- Strong connectivity (94th percentile)94th %ile
- Strong feature (90th percentile)90th %ile
- Strong rt (82nd percentile)82nd %ile
价格
QTHREE Radeon RX 550 4GB GDDR5 性价比高 1.4 倍
结论
Scores 85 overall, wins 8 of 8 usage categories and 21 of 40 specs.