Zotac GeForce GTX 1080 Ti AMP! Extreme vs EVGA GeForce GT 640 Single Slot
VS
Zotac GeForce GTX 1080 Ti AMP! Extreme
EVGA GeForce GT 640 Single Slot
Key Differences
Performance
Features
Ports
General info
Memory
Zotac GeForce GTX 1080 Ti AMP! Extreme
EVGA GeForce GT 640 Single Slot
Key Differences
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| GPU Base Clock Speed | 1645MHz | 900MHz |
| GPU Boost Clock Speed | 1759MHz | Not Known |
| Pixel Rate | 154.8 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1400MHz | 901MHz |
| GPU Render Output Units (ROPs) | 88 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| GPU Base Clock Speed | 1645MHz | 900MHz |
| Pixel Rate | 154.8 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 12.61 TFLOPS | 0.69 TFLOPS |
| Texture Filter Rate | 394 GTexels/s | 28.8 GTexels/s |
| GPU Memory Speed | 1400MHz | 901MHz |
| Total GPU Shading Units | 3584 | 384 |
| Total GPU TMUs | 224 | 32 |
| GPU Boost Clock Speed | 1759MHz | Not Known |
| GPU Render Output Units (ROPs) | 88 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| 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 | 644 |
| GPU Temperature Under Load | 84°C | Not Known |
| PassMark (DirectCompute) Benchmark Result | 9456 | 1297 |
| Idle GPU Temperature | 33°C | Not Known |
| 3D Support | Yes
|
Yes
|
| Noise Level Under Load | 55.4dB | Not Known |
| Idle Noise Level | 40.7dB | Not Known |
| Idle Power Consumption | 82W | Not Known |
| Ray Tracing Support | Yes
|
No
|
| Multi-GPU Support Count | 2 | Not Known |
| No. of Supported Displays | 4 | Not Known |
Ports
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| 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 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| 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 | 325mm | 170mm |
| Height | 148mm | 111mm |
| Air-water Cooling Support | No
|
No
|
Memory
|
Zotac GeForce GTX 1080 Ti AMP! Extreme | EVGA GeForce GT 640 Single Slot |
|---|---|---|
| Effective Memory Clock | 11200MHz | 1802MHz |
| Max Memory Bandwidth | 492.8GB/s | 28.8GB/s |
| RAM | 11GB | 2GB |
| Memory Bus Interface Width | 352bit | 128bit |
| GDDR Memory Version | 5 | Not Known |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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