Asus GeForce Dual RTX 2080 Ti vs Asus GeForce GTX 660 DirectCU II
VS
Asus GeForce Dual RTX 2080 Ti
Asus GeForce GTX 660 DirectCU II
Key Differences
Performance
Features
Miscellaneous
Ports
General info
Memory
Asus GeForce Dual RTX 2080 Ti
Asus GeForce GTX 660 DirectCU II
Key Differences
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| GPU Base Clock Speed | 1350MHz | 980MHz |
| GPU Boost Clock Speed | 1545MHz | 1033MHz |
| Pixel Rate | 136 GPixel/s | 19.6 GPixel/s |
| GPU Memory Speed | 1750MHz | 1502MHz |
| GPU Render Output Units (ROPs) | 88 | 24 |
| No. of Supported Displays | 4 | 4 |
Performance
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| GPU Base Clock Speed | 1350MHz | 980MHz |
| Pixel Rate | 136 GPixel/s | 19.6 GPixel/s |
| FLOPS (Floating-point Performance) | 13.45 TFLOPS | 1.88 TFLOPS |
| GPU Memory Speed | 1750MHz | 1502MHz |
| Texture Filter Rate | 420.2 GTexels/s | 78.4 GTexels/s |
| Total GPU Shading Units | 4352 | 960 |
| Total GPU TMUs | 272 | 80 |
| GPU Boost Clock Speed | 1545MHz | 1033MHz |
| GPU Render Output Units (ROPs) | 88 | 24 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| DirectX Version Info | 12 | 11 |
| OpenGL Driver Version | 4.5 | 4.3 |
| OpenCL Driver Version | 2 | 1.1 |
| Multi-display Tech Support |  Yes
|
Yes
|
| GPU Temperature Under Load | 77°C | 72°C |
| Idle GPU Temperature | 31°C | 30°C |
| 3D Support | Yes
|
Yes
|
| Noise Level Under Load | 47.5dB | 47.4dB |
| Idle Noise Level | 41.5dB | 40.8dB |
| Idle Power Consumption | 54W | 110W |
| Multi-GPU Support Count | 2 | Not Known |
| No. of Supported Displays | 4 | 4 |
| PassMark (G3D) Score | Not Known | 4104 |
| 3DMark Vantage Texture Fill Result | Not Known | 65.3GTexels/s |
| 3DMark Vantage Pixel Fill Result | Not Known | 9.9GPixel/s |
| PassMark (DirectCompute) Benchmark Result | Not Known | 1933 |
| Ray Tracing Support | No
|
No
|
| Power Consumption Under Peak Load | Not Known | 296W |
| SmallLuxGPU (2.0d4) Result | Not Known | 5000 |
Miscellaneous
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| No. of USB Ports | 1 | No Data Found |
| USB Type-C Support | Yes
|
No Data Found |
Ports
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| 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
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 18600 million | 2540 million |
| Semiconductor Size | 12nm | 28nm |
| PCI Express Version | 3 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 268mm | 216mm |
| Height | 114mm | 111mm |
Memory
|
Asus GeForce Dual RTX 2080 Ti | Asus GeForce GTX 660 DirectCU II |
|---|---|---|
| Effective Memory Clock | 14000MHz | 6008MHz |
| Max Memory Bandwidth | 616GB/s | 144GB/s |
| RAM | 11GB | 2GB |
| Memory Bus Interface Width | 352bit | 192bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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