Sapphire Radeon RX 6800 vs EVGA GeForce GT 640 2GB
VS
Sapphire Radeon RX 6800
EVGA GeForce GT 640 2GB
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Sapphire Radeon RX 6800
EVGA GeForce GT 640 2GB
Key Differences
|
Sapphire Radeon RX 6800 | EVGA GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 900MHz |
| GPU Boost Clock Speed | 2105MHz | Not Known |
| Pixel Rate | 202.1 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 2000MHz | 901MHz |
| GPU Render Output Units (ROPs) | 96 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Sapphire Radeon RX 6800 | EVGA GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1700MHz | 900MHz |
| Pixel Rate | 202.1 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 16.17 TFLOPS | 0.69 TFLOPS |
| Texture Filter Rate | 505.2 GTexels/s | 28.8 GTexels/s |
| GPU Memory Speed | 2000MHz | 901MHz |
| Total GPU Shading Units | 3840 | 384 |
| Total GPU TMUs | 240 | 32 |
| GPU Boost Clock Speed | 2105MHz | Not Known |
| GPU Render Output Units (ROPs) | 96 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Sapphire Radeon RX 6800 | EVGA GeForce GT 640 2GB |
|---|---|---|
| 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
|
| 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 | EVGA GeForce GT 640 2GB |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Sapphire Radeon RX 6800 | EVGA GeForce GT 640 2GB |
|---|---|---|
| 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 | EVGA GeForce GT 640 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 | 266.7mm | 170mm |
| Height | 119.8mm | 111mm |
Memory
|
Sapphire Radeon RX 6800 | EVGA GeForce GT 640 2GB |
|---|---|---|
| Effective Memory Clock | 16000MHz | 1802MHz |
| Max Memory Bandwidth | 512GB/s | 28.8GB/s |
| RAM | 16GB | 2GB |
| Memory Bus Interface Width | 256bit | 128bit |
| GDDR Memory Version | 6 | Not Known |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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