Corsair Hydro GFX GTX 1080 Ti vs Nvidia GeForce GT 640 OEM GDDR5 1GB
VS
Corsair Hydro GFX GTX 1080 Ti
Nvidia GeForce GT 640 OEM GDDR5 1GB
Key Differences
Performance
Features
Ports
General info
Memory
Corsair Hydro GFX GTX 1080 Ti
Nvidia GeForce GT 640 OEM GDDR5 1GB
Key Differences
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 1GB |
|---|---|---|
| GPU Base Clock Speed | 1544MHz | 950MHz |
| GPU Boost Clock Speed | 1657MHz | Not Known |
| Pixel Rate | 145.8 GPixel/s | 7.63 GPixel/s |
| GPU Memory Speed | 1376MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 88 | Not Known |
| No. of Supported Displays | Not Known | Not Known |
Performance
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 1GB |
|---|---|---|
| GPU Base Clock Speed | 1544MHz | 950MHz |
| Pixel Rate | 145.8 GPixel/s | 7.63 GPixel/s |
| FLOPS (Floating-point Performance) | 11.84 TFLOPS | 0.73 TFLOPS |
| Texture Filter Rate | 371.2 GTexels/s | 30.4 GTexels/s |
| GPU Memory Speed | 1376MHz | 1250MHz |
| Total GPU Shading Units | 3584 | 384 |
| Total GPU TMUs | 224 | Not Known |
| GPU Boost Clock Speed | 1657MHz | Not Known |
| GPU Render Output Units (ROPs) | 88 | Not Known |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 1GB |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 1.2 | Not Known |
| 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 |
| 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-display Tech Support | No
|
No
|
| 3D Support | No
|
Yes
|
Ports
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 1GB |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2 | Not Known |
| DisplayPort Output | 3 | 1 |
| No. of HDMI Ports | 1 | Not Known |
| DVI Output Ports | 0 | 0 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 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 | 269mm | 145mm |
| Height | 111mm | 111mm |
| Air-water Cooling Support | No
|
No
|
Memory
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GT 640 OEM GDDR5 1GB |
|---|---|---|
| Effective Memory Clock | 11008MHz | 5000MHz |
| Max Memory Bandwidth | 484.4GB/s | 80GB/s |
| RAM | 11GB | 1GB |
| Memory Bus Interface Width | 352bit | 128bit |
| GDDR Memory Version | 5 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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