Sapphire Radeon RX 6800 XT vs EVGA GeForce GTX 660 Superclocked
VS
Sapphire Radeon RX 6800 XT
EVGA GeForce GTX 660 Superclocked
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Sapphire Radeon RX 6800 XT
EVGA GeForce GTX 660 Superclocked
Key Differences
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1046MHz |
| GPU Boost Clock Speed | 2250MHz | 1110MHz |
| Pixel Rate | 288 GPixel/s | 20.9 GPixel/s |
| GPU Memory Speed | 2000MHz | 1502MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1046MHz |
| Pixel Rate | 288 GPixel/s | 20.9 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 2.01 TFLOPS |
| GPU Memory Speed | 2000MHz | 1502MHz |
| Texture Filter Rate | 648 GTexels/s | 83.7 GTexels/s |
| Total GPU Shading Units | 4608 | 960 |
| Total GPU TMUs | 288 | 80 |
| GPU Boost Clock Speed | 2250MHz | 1110MHz |
| GPU Render Output Units (ROPs) | 128 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Multi-GPU Support Count | 0 | Not Known |
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 4104 |
| 3DMark Vantage Texture Fill Result | Not Known | 65.3GTexels/s |
| GPU Temperature Under Load | Not Known | 72°C |
| 3DMark Vantage Pixel Fill Result | Not Known | 9.9GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 1933 |
| Idle GPU Temperature | Not Known | 30°C |
| Noise Level Under Load | Not Known | 47.4dB |
| Power Consumption Under Peak Load | Not Known | 296W |
| Idle Power Consumption | Not Known | 110W |
| Idle Noise Level | Not Known | 40.8dB |
| SmallLuxGPU (2.0d4) Result | Not Known | 5000 |
Miscellaneous
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 2540 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 266.7mm | 241mm |
| Height | 119.8mm | 111mm |
Memory
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 660 Superclocked |
|---|---|---|
| Effective Memory Clock | 16000MHz | 6008MHz |
| Max Memory Bandwidth | 512GB/s | 144GB/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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