PowerColor Red Dragon Radeon RX 6800 XT vs Gainward GeForce GTX 660 Ti Phantom
VS
PowerColor Red Dragon Radeon RX 6800 XT
Gainward GeForce GTX 660 Ti Phantom
Key Differences
Performance
Features
Ports
General info
Memory
PowerColor Red Dragon Radeon RX 6800 XT
Gainward GeForce GTX 660 Ti Phantom
Key Differences
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| GPU Base Clock Speed | 1900MHz | 1006MHz |
| GPU Boost Clock Speed | 2310MHz | 1084MHz |
| Pixel Rate | 299.5 GPixel/s | 28.2 GPixel/s |
| GPU Memory Speed | 2000MHz | 1527MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| GPU Base Clock Speed | 1900MHz | 1006MHz |
| Pixel Rate | 299.5 GPixel/s | 28.2 GPixel/s |
| FLOPS (Floating-point Performance) | 21.57 TFLOPS | 2.7 TFLOPS |
| GPU Memory Speed | 2000MHz | 1527MHz |
| Texture Filter Rate | 673.9 GTexels/s | 113 GTexels/s |
| Total GPU Shading Units | 4608 | 1344 |
| Total GPU TMUs | 288 | 112 |
| GPU Boost Clock Speed | 2310MHz | 1084MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2.1 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 4692 |
| 3DMark Vantage Texture Fill Result | Not Known | 86.4GTexels/s |
| GPU Temperature Under Load | Not Known | 75°C |
| 3DMark Vantage Pixel Fill Result | Not Known | 10.4GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 2547 |
| Idle GPU Temperature | Not Known | 31°C |
| Noise Level Under Load | Not Known | 47.9dB |
| Power Consumption Under Peak Load | Not Known | 318W |
| Idle Power Consumption | Not Known | 111W |
| Idle Noise Level | Not Known | 41.8dB |
| Multi-GPU Support Count | Not Known | 3 |
| SmallLuxGPU (2.0d4) Result | Not Known | 6200 |
Ports
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 3 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 3540 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 310mm | 247mm |
| Height | 135mm | 111mm |
Memory
|
PowerColor Red Dragon Radeon RX 6800 XT | Gainward GeForce GTX 660 Ti Phantom |
|---|---|---|
| Effective Memory Clock | 16000MHz | 6108MHz |
| Max Memory Bandwidth | 512GB/s | 147GB/s |
| RAM | 16GB | 2GB |
| Memory Bus Interface Width | 256bit | 192bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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