Gigabyte Radeon RX 6800 XT Gaming OC vs AMD Radeon R9 285
VS
Gigabyte Radeon RX 6800 XT Gaming OC
AMD Radeon R9 285
Key Differences
Performance
Features
Ports
General info
Memory
Gigabyte Radeon RX 6800 XT Gaming OC
AMD Radeon R9 285
Key Differences
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| GPU Base Clock Speed | 1850MHz | 918MHz |
| GPU Boost Clock Speed | 2285MHz | 1000MHz |
| Pixel Rate | 292.5 GPixel/s | 29.4 GPixel/s |
| GPU Memory Speed | 2000MHz | 1375MHz |
| GPU Render Output Units (ROPs) | 128 | 32 |
| No. of Supported Displays | 4 | 5 |
Performance
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| GPU Base Clock Speed | 1850MHz | 918MHz |
| Pixel Rate | 292.5 GPixel/s | 29.4 GPixel/s |
| FLOPS (Floating-point Performance) | 21.06 TFLOPS | 3.29 TFLOPS |
| GPU Memory Speed | 2000MHz | 1375MHz |
| Texture Filter Rate | 658.1 GTexels/s | 103 GTexels/s |
| Total GPU Shading Units | 4608 | 1792 |
| Total GPU TMUs | 288 | 112 |
| GPU Boost Clock Speed | 2285MHz | 1000MHz |
| GPU Render Output Units (ROPs) | 128 | 32 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| DirectX Version Info | 12 | 12 |
| OpenGL Driver Version | 4.6 | 4.4 |
| OpenCL Driver Version | 2.1 | 1.2 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
No
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 5 |
| Multi-GPU Support Count | Not Known | 4 |
Ports
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 2 | 1 |
| No. of HDMI Ports | 2 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | Not Known |
General info
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 5000 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 286mm | Not Known |
| Height | 118mm | Not Known |
Memory
|
Gigabyte Radeon RX 6800 XT Gaming OC | AMD Radeon R9 285 |
|---|---|---|
| Effective Memory Clock | 16000MHz | 5500MHz |
| Max Memory Bandwidth | 512GB/s | 176GB/s |
| RAM | 16GB | 2GB |
| Memory Bus Interface Width | 256bit | 256bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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