Gainward GeForce RTX 3090 Phantom vs AMD Radeon RX 6900 XT
VS
Gainward GeForce RTX 3090 Phantom
AMD Radeon RX 6900 XT
Key Differences
Performance
Features
Ports
General info
Memory
Gainward GeForce RTX 3090 Phantom
AMD Radeon RX 6900 XT
Key Differences
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1529MHz |
| GPU Boost Clock Speed | 1740MHz | 2250MHz |
| Pixel Rate | 194.9 GPixel/s | 288 GPixel/s |
| GPU Memory Speed | 1219MHz | 2000MHz |
| GPU Render Output Units (ROPs) | 112 | 128 |
| No. of Supported Displays | Not Known | Not Known |
Performance
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1529MHz |
| Pixel Rate | 194.9 GPixel/s | 288 GPixel/s |
| FLOPS (Floating-point Performance) | 36.53 TFLOPS | 23.04 TFLOPS |
| GPU Memory Speed | 1219MHz | 2000MHz |
| Texture Filter Rate | 570.7 GTexels/s | 720 GTexels/s |
| Total GPU Shading Units | 10496 | 5120 |
| Total GPU TMUs | 328 | 320 |
| GPU Boost Clock Speed | 1740MHz | 2250MHz |
| GPU Render Output Units (ROPs) | 112 | 128 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| DirectX Version Info | 12 | 12 |
| OpenGL Driver Version | 4.6 | 4.6 |
| OpenCL Driver Version | 2 | 2 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
Yes
|
Ports
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | 2.1 |
| DisplayPort Output | 3 | 2 |
| No. of HDMI Ports | 1 | 1 |
| DVI Output Ports | 0 | 0 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 28300 million | 26800 million |
| Semiconductor Size | 8nm | 7nm |
| PCI Express Version | 4 | 4 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 304mm | 267mm |
| Height | 136mm | 120mm |
| Warranty | Not Known | 2 |
Memory
|
Gainward GeForce RTX 3090 Phantom | AMD Radeon RX 6900 XT |
|---|---|---|
| Effective Memory Clock | 9750MHz | 16000MHz |
| Max Memory Bandwidth | 936GB/s | 512GB/s |
| RAM | 24GB | 16GB |
| Memory Bus Interface Width | 384bit | 256bit |
| GDDR Memory Version | 6 | 6 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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