ASRock Radeon RX 6900 XT vs Nvidia GeForce GTX 645 OEM
VS
ASRock Radeon RX 6900 XT
Nvidia GeForce GTX 645 OEM
Key Differences
Performance
Features
Ports
General info
Memory
ASRock Radeon RX 6900 XT
Nvidia GeForce GTX 645 OEM
Key Differences
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| GPU Base Clock Speed | 1900MHz | 823MHz |
| GPU Boost Clock Speed | 2250MHz | 888MHz |
| Pixel Rate | 298.2 GPixel/s | 9.88 GPixel/s |
| GPU Memory Speed | 2000MHz | 1000MHz |
| GPU Render Output Units (ROPs) | 128 | 16 |
| No. of Supported Displays | 4 | 4 |
Performance
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| GPU Base Clock Speed | 1900MHz | 823MHz |
| Pixel Rate | 298.2 GPixel/s | 9.88 GPixel/s |
| FLOPS (Floating-point Performance) | 23.86 TFLOPS | 0.95 TFLOPS |
| GPU Memory Speed | 2000MHz | 1000MHz |
| Texture Filter Rate | 745.6 GTexels/s | 39.5 GTexels/s |
| Total GPU Shading Units | 5120 | 576 |
| Total GPU TMUs | 320 | 48 |
| GPU Boost Clock Speed | 2250MHz | 888MHz |
| GPU Render Output Units (ROPs) | 128 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2.1 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 1977 |
| PassMark (DirectCompute) Benchmark Result | Not Known | 943 |
Ports
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| 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
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 2540 million |
| Semiconductor Size | 7nm | 28nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 267mm | 145mm |
| Height | 120mm | 111mm |
Memory
|
ASRock Radeon RX 6900 XT | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| Effective Memory Clock | 16000MHz | 4000MHz |
| Max Memory Bandwidth | 512GB/s | 64GB/s |
| RAM | 16GB | 1GB |
| Memory Bus Interface Width | 256bit | 128bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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