Asus Turbo GTX 1080 Ti vs Zotac GeForce GT 640 1GB
VS
Asus Turbo GTX 1080 Ti
Zotac GeForce GT 640 1GB
Key Differences
Performance
Features
Ports
General info
Memory
Asus Turbo GTX 1080 Ti
Zotac GeForce GT 640 1GB
Key Differences
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| GPU Base Clock Speed | 1480MHz | 1046MHz |
| GPU Boost Clock Speed | 1582MHz | Not Known |
| Pixel Rate | 139.2 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1376MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 88 | 16 |
| No. of Supported Displays | 3 | Not Known |
Performance
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| GPU Base Clock Speed | 1480MHz | 1046MHz |
| Pixel Rate | 139.2 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 11.34 TFLOPS | 0.69 TFLOPS |
| Texture Filter Rate | 354.4 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 | 1582MHz | Not Known |
| GPU Render Output Units (ROPs) | 88 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| 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 | 3 | Not Known |
Ports
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2 | Not Known |
| DisplayPort Output | 2 | 0 |
| No. of HDMI Ports | 2 | Not Known |
| DVI Output Ports | 0 | 1 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| 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 | 266.7mm | 145mm |
| Height | 111.2mm | 111mm |
| Air-water Cooling Support | No
|
No
|
Memory
|
Asus Turbo GTX 1080 Ti | Zotac GeForce GT 640 1GB |
|---|---|---|
| Effective Memory Clock | 11010MHz | 5000MHz |
| Max Memory Bandwidth | 484.4GB/s | 28.5GB/s |
| RAM | 11GB | 1GB |
| Memory Bus Interface Width | 352bit | 64bit |
| GDDR Memory Version | 5 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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