AMD Radeon Pro Duo vs Sapphire Nitro Radeon R9 390 With Back Plate
VS
AMD Radeon Pro Duo
Sapphire Nitro Radeon R9 390 With Back Plate
Key Differences
Performance
Features
Ports
General info
Memory
AMD Radeon Pro Duo
Sapphire Nitro Radeon R9 390 With Back Plate
Key Differences
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| GPU Base Clock Speed | 1000MHz | 1040MHz |
| GPU Boost Clock Speed | Not Known | Not Known |
| Pixel Rate | 128 GPixel/s | 66.6 GPixel/s |
| GPU Memory Speed | 500MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 128 | 64 |
| No. of Supported Displays | Not Known | 5 |
Performance
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| GPU Base Clock Speed | 1000MHz | 1040MHz |
| Pixel Rate | 128 GPixel/s | 66.6 GPixel/s |
| FLOPS (Floating-point Performance) | 16.2 TFLOPS | 5.33 TFLOPS |
| Texture Filter Rate | 512 GTexels/s | 166.4 GTexels/s |
| GPU Memory Speed | 500MHz | 1500MHz |
| Total GPU Shading Units | 8192 | 2560 |
| Total GPU TMUs | 512 | 160 |
| GPU Render Output Units (ROPs) | 128 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| DirectX Version Info | 12 | 12 |
| OpenGL Driver Version | 4.5 | 4.5 |
| OpenCL Driver Version | 2 | 2.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| Ray Tracing Support | No
|
No
|
| 3D Support | No
|
Yes
|
| No. of Supported Displays | Not Known | 5 |
Ports
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| DisplayPort Output | 3 | 3 |
| DVI Output Ports | Not Known | 1 |
| Mini DisplayPort Output | Not Known | 0 |
General info
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 8900 million | 6200 million |
| Semiconductor Size | 28nm | 28nm |
| PCI Express Version | 3 | 3 |
| Dual-GPU Support | Yes
|
No
|
| Air-water Cooling Support | Yes
|
No
|
| Width Size | Not Known | 308mm |
| Height | Not Known | 127mm |
Memory
|
AMD Radeon Pro Duo | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| Effective Memory Clock | 1000MHz | 6000MHz |
| Max Memory Bandwidth | 1024GB/s | 384GB/s |
| RAM | 8GB | 8GB |
| Memory Bus Interface Width | 8192bit | 512bit |
| GDDR Memory Version | Not Known | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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