Sapphire Radeon RX 6800 vs Gigabyte GeForce GTX 660 WindForce 2X
VS
Sapphire Radeon RX 6800
Gigabyte GeForce GTX 660 WindForce 2X
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Sapphire Radeon RX 6800
Gigabyte GeForce GTX 660 WindForce 2X
Key Differences
|
Sapphire Radeon RX 6800 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 980MHz |
| GPU Boost Clock Speed | 2105MHz | 1046MHz |
| Pixel Rate | 202.1 GPixel/s | 19.6 GPixel/s |
| GPU Memory Speed | 2000MHz | 1502MHz |
| GPU Render Output Units (ROPs) | 96 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
Sapphire Radeon RX 6800 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 980MHz |
| Pixel Rate | 202.1 GPixel/s | 19.6 GPixel/s |
| FLOPS (Floating-point Performance) | 16.17 TFLOPS | 1.88 TFLOPS |
| Texture Filter Rate | 505.2 GTexels/s | 78.4 GTexels/s |
| GPU Memory Speed | 2000MHz | 1502MHz |
| Total GPU Shading Units | 3840 | 960 |
| Total GPU TMUs | 240 | 80 |
| GPU Boost Clock Speed | 2105MHz | 1046MHz |
| GPU Render Output Units (ROPs) | 96 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Sapphire Radeon RX 6800 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| 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
|
| 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 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Sapphire Radeon RX 6800 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| 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 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| 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 | 256mm |
| Height | 119.8mm | 111mm |
Memory
|
Sapphire Radeon RX 6800 | Gigabyte GeForce GTX 660 WindForce 2X |
|---|---|---|
| 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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