AMD Radeon RX 6800 vs Sapphire Nitro Radeon R9 390 With Back Plate
VS
AMD Radeon RX 6800
Sapphire Nitro Radeon R9 390 With Back Plate
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
AMD Radeon RX 6800
Sapphire Nitro Radeon R9 390 With Back Plate
Key Differences
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| GPU Base Clock Speed | 1372MHz | 1040MHz |
| GPU Boost Clock Speed | 1815MHz | Not Known |
| Pixel Rate | 202.1 GPixel/s | 66.6 GPixel/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 96 | 64 |
| No. of Supported Displays | Not Known | 5 |
Performance
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| GPU Base Clock Speed | 1372MHz | 1040MHz |
| Pixel Rate | 202.1 GPixel/s | 66.6 GPixel/s |
| FLOPS (Floating-point Performance) | 16.17 TFLOPS | 5.33 TFLOPS |
| Texture Filter Rate | 505.2 GTexels/s | 166.4 GTexels/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| Total GPU Shading Units | 3840 | 2560 |
| Total GPU TMUs | 240 | 160 |
| GPU Boost Clock Speed | 1815MHz | Not Known |
| GPU Render Output Units (ROPs) | 96 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| DirectX Version Info | 12 | 12 |
| OpenGL Driver Version | 4.6 | 4.5 |
| OpenCL Driver Version | 2 | 2.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | Not Known | 5 |
Miscellaneous
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 3 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 1 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 6200 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 267mm | 308mm |
| Height | 120mm | 127mm |
Memory
|
AMD Radeon RX 6800 | Sapphire Nitro Radeon R9 390 With Back Plate |
|---|---|---|
| Effective Memory Clock | 16000MHz | 6000MHz |
| Max Memory Bandwidth | 512GB/s | 384GB/s |
| RAM | 16GB | 8GB |
| Memory Bus Interface Width | 256bit | 512bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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