PowerColor Radeon RX 6800 XT vs Nvidia GeForce GT 640 OEM GDDR5 2GB
VS
PowerColor Radeon RX 6800 XT
Nvidia GeForce GT 640 OEM GDDR5 2GB
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
PowerColor Radeon RX 6800 XT
Nvidia GeForce GT 640 OEM GDDR5 2GB
Key Differences
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 950MHz |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| Pixel Rate | 288 GPixel/s | 7.63 GPixel/s |
| GPU Memory Speed | 2000MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 128 | Not Known |
| No. of Supported Displays | 4 | Not Known |
Performance
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 950MHz |
| Pixel Rate | 288 GPixel/s | 7.63 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 0.73 TFLOPS |
| GPU Memory Speed | 2000MHz | 1250MHz |
| Texture Filter Rate | 648 GTexels/s | 30.4 GTexels/s |
| Total GPU Shading Units | 4608 | 384 |
| Total GPU TMUs | 288 | Not Known |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| GPU Render Output Units (ROPs) | 128 | Not Known |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2 | Not Known |
| Multi-display Tech Support |  Yes
|
No
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| No. of Supported Displays | 4 | Not Known |
| PassMark (G3D) Score | Not Known | 644 |
| PassMark (DirectCompute) Benchmark Result | Not Known | 1297 |
Miscellaneous
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| 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 | 0 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 26800 million | 1270 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 | 145mm |
| Height | 119.8mm | 111mm |
Memory
|
PowerColor Radeon RX 6800 XT | Nvidia GeForce GT 640 OEM GDDR5 2GB |
|---|---|---|
| Effective Memory Clock | 16000MHz | 5000MHz |
| Max Memory Bandwidth | 512GB/s | 80GB/s |
| RAM | 16GB | 2GB |
| Memory Bus Interface Width | 256bit | 128bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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