Palit GeForce RTX 3080 GamingPro OC vs Nvidia GeForce GT 640 GDDR5
VS
Palit GeForce RTX 3080 GamingPro OC
Nvidia GeForce GT 640 GDDR5
Key Differences
Performance
Features
Ports
General info
Memory
Palit GeForce RTX 3080 GamingPro OC
Nvidia GeForce GT 640 GDDR5
Key Differences
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| GPU Base Clock Speed | 1440MHz | 1046MHz |
| GPU Boost Clock Speed | 1740MHz | Not Known |
| Pixel Rate | 167 GPixel/s | 8.37 GPixel/s |
| GPU Memory Speed | 1188MHz | 1252MHz |
| GPU Render Output Units (ROPs) | 96 | 8 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| GPU Base Clock Speed | 1440MHz | 1046MHz |
| Pixel Rate | 167 GPixel/s | 8.37 GPixel/s |
| FLOPS (Floating-point Performance) | 30.29 TFLOPS | 0.8 TFLOPS |
| GPU Memory Speed | 1188MHz | 1252MHz |
| Texture Filter Rate | 473.3 GTexels/s | 16.7 GTexels/s |
| Total GPU Shading Units | 8704 | 384 |
| Total GPU TMUs | 272 | 16 |
| GPU Boost Clock Speed | 1740MHz | Not Known |
| GPU Render Output Units (ROPs) | 96 | 8 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| DirectX Version Info | 12 | 11.1 |
| 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 |
Ports
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | Not Known |
| DisplayPort Output | 3 | 0 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 1 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 28000 million | 1270 million |
| Semiconductor Size | 8nm | 28nm |
| PCI Express Version | 4 | 2 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 294mm | 145mm |
| Height | 112mm | 111mm |
Memory
|
Palit GeForce RTX 3080 GamingPro OC | Nvidia GeForce GT 640 GDDR5 |
|---|---|---|
| Effective Memory Clock | 19000MHz | 5008MHz |
| Max Memory Bandwidth | 760GB/s | 40GB/s |
| RAM | 10GB | 1GB |
| Memory Bus Interface Width | 320bit | 64bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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