PowerColor Radeon RX 6800 vs HIS Radeon R9 390 IceQ X2 II OC
VS
PowerColor Radeon RX 6800
HIS Radeon R9 390 IceQ X2 II OC
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
PowerColor Radeon RX 6800
HIS Radeon R9 390 IceQ X2 II OC
Key Differences
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 1020MHz |
| GPU Boost Clock Speed | 2105MHz | Not Known |
| Pixel Rate | 202.1 GPixel/s | 65.3 GPixel/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 96 | 64 |
| No. of Supported Displays | 4 | 3 |
Performance
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 1020MHz |
| Pixel Rate | 202.1 GPixel/s | 65.3 GPixel/s |
| FLOPS (Floating-point Performance) | 16.17 TFLOPS | 5.22 TFLOPS |
| GPU Memory Speed | 2000MHz | 1500MHz |
| Texture Filter Rate | 505.2 GTexels/s | 163.2 GTexels/s |
| Total GPU Shading Units | 3840 | 2560 |
| Total GPU TMUs | 240 | 160 |
| GPU Boost Clock Speed | 2105MHz | Not Known |
| GPU Render Output Units (ROPs) | 96 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| 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 | 3 |
| Multi-GPU Support Count | Not Known | 4 |
Miscellaneous
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| 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
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| 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 | 297mm |
| Height | 119.8mm | Not Known |
Memory
|
PowerColor Radeon RX 6800 | HIS Radeon R9 390 IceQ X2 II OC |
|---|---|---|
| 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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