Sapphire Radeon Pro Duo vs Sapphire HD 6770 Vapor-X
VS
Sapphire Radeon Pro Duo
Sapphire HD 6770 Vapor-X
Key Differences
Performance
Features
Ports
General info
Memory
Sapphire Radeon Pro Duo
Sapphire HD 6770 Vapor-X
Key Differences
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| GPU Base Clock Speed | 1000MHz | 860MHz |
| GPU Boost Clock Speed | Not Known | Not Known |
| Pixel Rate | 128 GPixel/s | 13.8 GPixel/s |
| GPU Memory Speed | 500MHz | 1200MHz |
| GPU Render Output Units (ROPs) | 128 | 16 |
| No. of Supported Displays | 4 | 3 |
Performance
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| GPU Base Clock Speed | 1000MHz | 860MHz |
| Pixel Rate | 128 GPixel/s | 13.8 GPixel/s |
| FLOPS (Floating-point Performance) | 16.38 TFLOPS | 1.38 TFLOPS |
| GPU Memory Speed | 500MHz | 1200MHz |
| Texture Filter Rate | 512 GTexels/s | 34.4 GTexels/s |
| Total GPU Shading Units | 8192 | 800 |
| Total GPU TMUs | 512 | 40 |
| GPU Render Output Units (ROPs) | 128 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.5 | 4.2 |
| OpenCL Driver Version | 2.1 | 1.2 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| No. of Supported Displays | 4 | 3 |
| PassMark (G3D) Score | Not Known | 1680 |
| PassMark (DirectCompute) Benchmark Result | Not Known | 788 |
| Ray Tracing Support | No
|
No
|
| Multi-GPU Support Count | Not Known | 2 |
Ports
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| DisplayPort Output | 3 | 0 |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 1 |
General info
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 8900 million | 1040 million |
| Semiconductor Size | 28nm | 40nm |
| PCI Express Version | 3 | 2 |
| Dual-GPU Support | Yes
|
No
|
| Air-water Cooling Support | Yes
|
No
|
| Width Size | 278mm | 201mm |
| Height | 130mm | 111mm |
Memory
|
Sapphire Radeon Pro Duo | Sapphire HD 6770 Vapor-X |
|---|---|---|
| Effective Memory Clock | 1000MHz | 4000MHz |
| Max Memory Bandwidth | 1024GB/s | 64GB/s |
| RAM | 8GB | 1GB |
| Memory Bus Interface Width | 8192bit | 128bit |
| GDDR Memory Version | Not Known | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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