Zotac GeForce GTX 1080 Ti AMP! Extreme vs Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB
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Zotac GeForce GTX 1080 Ti AMP! Extreme
![Zotac GeForce GTX 1080 Ti AMP! Extreme Image](https://7dfps.com/gpu/product-images//gpu/zotac-geforce-gtx-1080-ti-amp-extreme.jpg)
Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB
![Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB Image](https://7dfps.com/gpu/product-images//gpu/nvidia-geforce-gt-640-oem-128-bit-ddr3-1gb.jpg)
Zotac GeForce GTX 1080 Ti AMP! Extreme
Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
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GPU Base Clock Speed | 1645MHz | 797MHz |
GPU Boost Clock Speed | 1759MHz | Not Known |
Pixel Rate | 154.8 GPixel/s | 6.38 GPixel/s |
GPU Memory Speed | 1400MHz | 891MHz |
GPU Render Output Units (ROPs) | 88 | 16 |
No. of Supported Displays | 4 | Not Known |
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
---|---|---|
GPU Base Clock Speed | 1645MHz | 797MHz |
Pixel Rate | 154.8 GPixel/s | 6.38 GPixel/s |
FLOPS (Floating-point Performance) | 12.61 TFLOPS | 0.73 TFLOPS |
Texture Filter Rate | 394 GTexels/s | 25.5 GTexels/s |
GPU Memory Speed | 1400MHz | 891MHz |
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 | ![]() |
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
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DirectX Version Info | 12 | 11 |
OpenGL Driver Version | 4.5 | 4.3 |
OpenCL Driver Version | 1.2 | Not Known |
Multi-display Tech Support | ![]() |
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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 | ![]() |
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Noise Level Under Load | 55.4dB | Not Known |
Idle Noise Level | 40.7dB | Not Known |
Idle Power Consumption | 82W | Not Known |
Ray Tracing Support | ![]() |
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Multi-GPU Support Count | 2 | Not Known |
No. of Supported Displays | 4 | Not Known |
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
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HDMI Output Support | ![]() |
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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 |
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
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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 | ![]() |
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Width Size | 325mm | 145mm |
Height | 148mm | 111mm |
Air-water Cooling Support | ![]() |
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Zotac GeForce GTX 1080 Ti AMP! Extreme | Nvidia GeForce GT 640 OEM 128-bit DDR3 1GB |
---|---|---|
Effective Memory Clock | 11200MHz | 1782MHz |
Max Memory Bandwidth | 492.8GB/s | 28.5GB/s |
RAM | 11GB | 1GB |
Memory Bus Interface Width | 352bit | 128bit |
GDDR Memory Version | 5 | Not Known |
ECC (Error-Correcting Code) Memory Support | ![]() |
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