Corsair Hydro GFX GTX 1080 Ti vs Nvidia GeForce GTX 645 OEM
VS
Corsair Hydro GFX GTX 1080 Ti
Nvidia GeForce GTX 645 OEM
Key Differences
Performance
Features
Ports
General info
Memory
Corsair Hydro GFX GTX 1080 Ti
Nvidia GeForce GTX 645 OEM
Key Differences
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| GPU Base Clock Speed | 1544MHz | 823MHz |
| GPU Boost Clock Speed | 1657MHz | 888MHz |
| Pixel Rate | 145.8 GPixel/s | 9.88 GPixel/s |
| GPU Memory Speed | 1376MHz | 1000MHz |
| GPU Render Output Units (ROPs) | 88 | 16 |
| No. of Supported Displays | Not Known | 4 |
Performance
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| GPU Base Clock Speed | 1544MHz | 823MHz |
| Pixel Rate | 145.8 GPixel/s | 9.88 GPixel/s |
| FLOPS (Floating-point Performance) | 11.84 TFLOPS | 0.95 TFLOPS |
| Texture Filter Rate | 371.2 GTexels/s | 39.5 GTexels/s |
| GPU Memory Speed | 1376MHz | 1000MHz |
| Total GPU Shading Units | 3584 | 576 |
| Total GPU TMUs | 224 | 48 |
| GPU Boost Clock Speed | 1657MHz | 888MHz |
| GPU Render Output Units (ROPs) | 88 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.6 | 4.3 |
| OpenCL Driver Version | 1.2 | 1.1 |
| PassMark (G3D) Score | 13470 | 1977 |
| GPU Temperature Under Load | 84°C | Not Known |
| PassMark (DirectCompute) Benchmark Result | 9456 | 943 |
| 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
|
Yes
|
| 3D Support | No
|
Yes
|
| No. of Supported Displays | Not Known | 4 |
Ports
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| 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 | 2 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Corsair Hydro GFX GTX 1080 Ti | Nvidia GeForce GTX 645 OEM |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 12000 million | 2540 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 GTX 645 OEM |
|---|---|---|
| Effective Memory Clock | 11008MHz | 4000MHz |
| Max Memory Bandwidth | 484.4GB/s | 64GB/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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