Gigabyte Radeon RX 6800 XT vs XFX Radeon R9 390X Double Dissipation
VS
Gigabyte Radeon RX 6800 XT
XFX Radeon R9 390X Double Dissipation
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Gigabyte Radeon RX 6800 XT
XFX Radeon R9 390X Double Dissipation
Key Differences
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1060MHz |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| Pixel Rate | 288 GPixel/s | 67.2 GPixel/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 128 | 64 |
| No. of Supported Displays | 4 | 6 |
Performance
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1060MHz |
| Pixel Rate | 288 GPixel/s | 67.2 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 5.91 TFLOPS |
| GPU Memory Speed | 2000MHz | 1500MHz |
| Texture Filter Rate | 648 GTexels/s | 184.8 GTexels/s |
| Total GPU Shading Units | 4608 | 2816 |
| Total GPU TMUs | 288 | 176 |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| GPU Render Output Units (ROPs) | 128 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| 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 | 6 |
| Multi-GPU Support Count | Not Known | 4 |
Miscellaneous
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 1 | 1 |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| 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 | 295mm |
| Height | 120mm | 143mm |
Memory
|
Gigabyte Radeon RX 6800 XT | XFX Radeon R9 390X Double Dissipation |
|---|---|---|
| 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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