PowerColor Radeon RX 6800 XT vs XFX Radeon Triple D HD 7990
VS
PowerColor Radeon RX 6800 XT
XFX Radeon Triple D HD 7990
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
PowerColor Radeon RX 6800 XT
XFX Radeon Triple D HD 7990
Key Differences
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 950MHz |
| GPU Boost Clock Speed | 2250MHz | 1000MHz |
| Pixel Rate | 288 GPixel/s | 60.8 GPixel/s |
| GPU Memory Speed | 2000MHz | 1500MHz |
| GPU Render Output Units (ROPs) | 128 | 64 |
| No. of Supported Displays | 4 | 6 |
Performance
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 950MHz |
| Pixel Rate | 288 GPixel/s | 60.8 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 7.78 TFLOPS |
| GPU Memory Speed | 2000MHz | 1500MHz |
| Texture Filter Rate | 648 GTexels/s | 144 GTexels/s |
| Total GPU Shading Units | 4608 | 4096 |
| Total GPU TMUs | 288 | 256 |
| GPU Boost Clock Speed | 2250MHz | 1000MHz |
| GPU Render Output Units (ROPs) | 128 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
 Yes
|
Features
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| DirectX Version Info | 12 | 11.1 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2 | 1.2 |
| Multi-display Tech Support | Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 6 |
| PassMark (G3D) Score | Not Known | 5105 |
| 3DMark Vantage Texture Fill Result | Not Known | 211.8GTexels/s |
| GPU Temperature Under Load | Not Known | 82°C |
| 3DMark Vantage Pixel Fill Result | Not Known | 26.2GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 2755 |
| Idle GPU Temperature | Not Known | 39°C |
| Noise Level Under Load | Not Known | 54.8dB |
| Power Consumption Under Peak Load | Not Known | 552W |
| Idle Power Consumption | Not Known | 127W |
| Idle Noise Level | Not Known | 39.2dB |
| Multi-GPU Support Count | Not Known | 4 |
Miscellaneous
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 0 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 1 |
| Mini DisplayPort Output | 0 | 4 |
General info
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 4313 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
Yes
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 266.8mm | 305mm |
| Height | 119.8mm | 110mm |
Memory
|
PowerColor Radeon RX 6800 XT | XFX Radeon Triple D HD 7990 |
|---|---|---|
| Effective Memory Clock | 16000MHz | 6000MHz |
| Max Memory Bandwidth | 512GB/s | 576GB/s |
| RAM | 16GB | 6GB |
| Memory Bus Interface Width | 256bit | 768bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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