Gigabyte Radeon RX 6800 XT vs Asus Radeon R9 390X DirectCU II
VS
Gigabyte Radeon RX 6800 XT
Asus Radeon R9 390X DirectCU II
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Gigabyte Radeon RX 6800 XT
Asus Radeon R9 390X DirectCU II
Key Differences
|
Gigabyte Radeon RX 6800 XT | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1050MHz |
| 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 | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 1050MHz |
| 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 | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| 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 | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Gigabyte Radeon RX 6800 XT | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Gigabyte Radeon RX 6800 XT | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| 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 | 287mm |
| Height | 120mm | Not Known |
Memory
|
Gigabyte Radeon RX 6800 XT | Asus Radeon R9 390X DirectCU II |
|---|---|---|
| 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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