Sapphire Radeon RX 6800 XT vs EVGA GeForce GTX 640 4GB
VS
Sapphire Radeon RX 6800 XT
EVGA GeForce GTX 640 4GB
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Sapphire Radeon RX 6800 XT
EVGA GeForce GTX 640 4GB
Key Differences
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 900MHz |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| Pixel Rate | 288 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 2000MHz | 901MHz |
| GPU Render Output Units (ROPs) | 128 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| GPU Base Clock Speed | 1825MHz | 900MHz |
| Pixel Rate | 288 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 20.74 TFLOPS | 0.69 TFLOPS |
| GPU Memory Speed | 2000MHz | 901MHz |
| Texture Filter Rate | 648 GTexels/s | 28.8 GTexels/s |
| Total GPU Shading Units | 4608 | 384 |
| Total GPU TMUs | 288 | 32 |
| GPU Boost Clock Speed | 2250MHz | Not Known |
| GPU Render Output Units (ROPs) | 128 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Multi-GPU Support Count | 0 | Not Known |
| 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
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| DisplayPort Output | 2 | 0 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| 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 | 266.7mm | 170mm |
| Height | 119.8mm | 111mm |
Memory
|
Sapphire Radeon RX 6800 XT | EVGA GeForce GTX 640 4GB |
|---|---|---|
| Effective Memory Clock | 16000MHz | 1802MHz |
| Max Memory Bandwidth | 512GB/s | 28.8GB/s |
| RAM | 16GB | 4GB |
| Memory Bus Interface Width | 256bit | 128bit |
| GDDR Memory Version | 6 | Not Known |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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