PowerColor Radeon RX 6800 XT vs Sapphire Nitro Radeon R9 390
VS
PowerColor Radeon RX 6800 XT
Sapphire Nitro Radeon R9 390
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
PowerColor Radeon RX 6800 XT
Sapphire Nitro Radeon R9 390
Key Differences
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1010MHz |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| Pixel Rate | 288 GPixel/s | 64.6 GPixel/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 128 | 64 |
| No. of Supported Displays | 4 | 5 |
Performance
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1010MHz |
| Pixel Rate | 288 GPixel/s | 64.6 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 5.17 TFLOPS |
| GPU Memory Speed | 2000MHz | 1500MHz |
| Texture Filter Rate | 648 GTexels/s | 161.6 GTexels/s |
| Total GPU Shading Units | 4608 | 2560 |
| Total GPU TMUs | 288 | 160 |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| GPU Render Output Units (ROPs) | 128 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| 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 | 4 | 5 |
Miscellaneous
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| 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
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| 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 | 266.8mm | 308mm |
| Height | 119.8mm | 127mm |
Memory
|
PowerColor Radeon RX 6800 XT | Sapphire Nitro Radeon R9 390 |
|---|---|---|
| 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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