Palit GTX 1080 Ti Super JetStream vs Zotac GeForce GT 640 2GB
VS
Palit GTX 1080 Ti Super JetStream
Zotac GeForce GT 640 2GB
Key Differences
Performance
Features
Ports
General info
Memory
Palit GTX 1080 Ti Super JetStream
Zotac GeForce GT 640 2GB
Key Differences
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1556MHz | 1046MHz |
| GPU Boost Clock Speed | 1670MHz | Not Known |
| Pixel Rate | 147 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1376MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 88 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1556MHz | 1046MHz |
| Pixel Rate | 147 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 11.97 TFLOPS | 0.69 TFLOPS |
| Texture Filter Rate | 374.1 GTexels/s | 28.8 GTexels/s |
| GPU Memory Speed | 1376MHz | 1250MHz |
| Total GPU Shading Units | 3584 | 384 |
| Total GPU TMUs | 224 | 32 |
| GPU Boost Clock Speed | 1670MHz | Not Known |
| GPU Render Output Units (ROPs) | 88 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.5 | 4.3 |
| OpenCL Driver Version | 1.2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| PassMark (G3D) Score | 13470 | Not Known |
| GPU Temperature Under Load | 84°C | Not Known |
| PassMark (DirectCompute) Benchmark Result | 9456 | Not Known |
| Idle GPU Temperature | 33°C | Not Known |
| 3D Support | Yes
|
Yes
|
| Noise Level Under Load | 55.4dB | Not Known |
| Idle Power Consumption | 82W | Not Known |
| Idle Noise Level | 40.7dB | Not Known |
| Ray Tracing Support | Yes
|
No
|
| Multi-GPU Support Count | 2 | Not Known |
| No. of Supported Displays | 4 | Not Known |
Ports
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2 | Not Known |
| DisplayPort Output | 3 | 0 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 1 | 1 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 12000 million | 1270 million |
| Semiconductor Size | 16nm | 28nm |
| PCI Express Version | 3 | 3 |
| Dual-GPU Support | No
|
No
|
| Width Size | 285mm | 145mm |
| Height | 133mm | 111mm |
| Air-water Cooling Support | No
|
No
|
Memory
|
Palit GTX 1080 Ti Super JetStream | Zotac GeForce GT 640 2GB |
|---|---|---|
| Effective Memory Clock | 11008MHz | 5000MHz |
| Max Memory Bandwidth | 484.4GB/s | 28.5GB/s |
| RAM | 11GB | 2GB |
| Memory Bus Interface Width | 352bit | 128bit |
| GDDR Memory Version | Not Known | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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